Exemplo n.º 1
0
/**
 * \test sig grouping bug.
 */
static int SigGroupHeadTest11(void)
{
    int result = 0;
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    Signature *s = NULL;
    Packet *p = NULL;
    DetectEngineThreadCtx *det_ctx = NULL;
    ThreadVars th_v;

    memset(&th_v, 0, sizeof(ThreadVars));

    p = UTHBuildPacketReal(NULL, 0, IPPROTO_TCP, "192.168.1.1", "1.2.3.4", 60000, 80);

    if (de_ctx == NULL || p == NULL)
        return 0;

    s = DetectEngineAppendSig(de_ctx, "alert tcp any 1024: -> any 1024: (content:\"abc\"; sid:1;)");
    if (s == NULL) {
        goto end;
    }
    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any (content:\"def\"; http_client_body; sid:2;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    AddressDebugPrint(&p->dst);

    SigGroupHead *sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p);
    if (sgh == NULL) {
        goto end;
    }

    /* check if hcbd flag is set in sgh */
    if (!(sgh->flags & SIG_GROUP_HEAD_MPM_HCBD)) {
        printf("sgh has not SIG_GROUP_HEAD_MPM_HCBD flag set: ");
        goto end;
    }

    /* check if sig 2 is part of the sgh */

    result = 1;
end:
    SigCleanSignatures(de_ctx);
    DetectEngineCtxFree(de_ctx);
    UTHFreePackets(&p, 1);
    return result;
}
Exemplo n.º 2
0
/**
 * \test ICMP(?) sig grouping bug.
 */
static int SigGroupHeadTest10(void)
{
    int result = 0;
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    Signature *s = NULL;
    Packet *p = NULL;
    DetectEngineThreadCtx *det_ctx = NULL;
    ThreadVars th_v;

    memset(&th_v, 0, sizeof(ThreadVars));

    p = UTHBuildPacketSrcDst(NULL, 0, IPPROTO_ICMP, "192.168.1.1", "1.2.3.4");
    p->icmpv4h->type = 5;
    p->icmpv4h->code = 1;

    /* originally ip's were
    p.src.addr_data32[0] = 0xe08102d3;
    p.dst.addr_data32[0] = 0x3001a8c0;
    */

    if (de_ctx == NULL)
        return 0;

    s = DetectEngineAppendSig(de_ctx, "alert icmp 192.168.0.0/16 any -> any any (icode:>1; itype:11; sid:1; rev:1;)");
    if (s == NULL) {
        goto end;
    }
    s = DetectEngineAppendSig(de_ctx, "alert icmp any any -> 192.168.0.0/16 any (icode:1; itype:5; sid:2; rev:1;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    AddressDebugPrint(&p->dst);

    SigGroupHead *sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p);
    if (sgh == NULL) {
        goto end;
    }

    result = 1;
end:
    SigCleanSignatures(de_ctx);
    DetectEngineCtxFree(de_ctx);
    UTHFreePackets(&p, 1);
    return result;
}
/**
 * \brief UTHAppendSigs: Add sigs to the detection_engine checking for errors
 *
 * \param de_ctx pointer to the DetectEngineCtx used
 * \param sigs array of char* pointing to signatures to load
 * \param numsigs number of signatures to load from the array
 *                (size of the array)
 *
 * \retval int 0 if we have errors; 1 if all the signatures loaded succesfuly
 */
int UTHAppendSigs(DetectEngineCtx *de_ctx, char *sigs[], int numsigs)
{
    if (de_ctx == NULL || numsigs <= 0 || sigs == NULL) {
        SCLogError(SC_ERR_INVALID_ARGUMENT, "Arguments invalid, check if sigs or de_ctx are NULL, and if the array contain sigs");
        return 0;
    }
    //SCLogDebug("Adding %d signatures for the current unittest", numsigs);

    Signature *s;
    int i = 0;

    for ( ; i < numsigs; i++) {
        if (sigs[i] == NULL) {
            SCLogError(SC_ERR_INVALID_ARGUMENT, "Check the signature"
                       " at position %d", i);
            return 0;
        }
        s = DetectEngineAppendSig(de_ctx, sigs[i]);
        if (s == NULL) {
            SCLogError(SC_ERR_INVALID_ARGUMENT, "Check the signature at"
                       " position %d (%s)", i, sigs[i]);
            return 0;
        }
    }
    //SCLogDebug("Added %d signatures to the de_ctx of the unittest", i);
    return 1;
}
Exemplo n.º 4
0
static int DetectEngineSMTPFiledataTest02(void)
{
    Signature *s = NULL;
    DetectEngineCtx *de_ctx = NULL;
    int result = 0;

    de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL)
        goto end;

    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert smtp any any -> any any "
                              "(msg:\"file_data smtp test\"; "
                              "file_data; content:\"message\"; sid:1;)");
    if (s == NULL)
        goto end;

    if (s->flags & SIG_FLAG_TOSERVER)
        result = 1;
    else if (s->flags & SIG_FLAG_TOCLIENT)
        printf("s->flags & SIG_FLAG_TOCLIENT");

end:
    SigCleanSignatures(de_ctx);
    DetectEngineCtxFree(de_ctx);
    return result;

}
Exemplo n.º 5
0
static int DetectFiledataIsdataatParseTest1(void)
{
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->flags |= DE_QUIET;

    Signature *s = DetectEngineAppendSig(de_ctx,
            "alert tcp any any -> any any ("
            "file_data; content:\"one\"; "
            "isdataat:!4,relative; sid:1;)");
    FAIL_IF_NULL(s);

    SigMatch *sm = s->init_data->smlists[g_file_data_buffer_id];
    FAIL_IF_NULL(sm);
    FAIL_IF_NOT(sm->type == DETECT_CONTENT);
    sm = sm->next;
    FAIL_IF_NULL(sm);
    FAIL_IF_NOT(sm->type == DETECT_ISDATAAT);

    DetectIsdataatData *data = (DetectIsdataatData *)sm->ctx;
    FAIL_IF_NOT(data->flags & ISDATAAT_RELATIVE);
    FAIL_IF_NOT(data->flags & ISDATAAT_NEGATED);
    FAIL_IF(data->flags & ISDATAAT_RAWBYTES);

    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 6
0
static int DetectAppLayerProtocolTest05(void)
{
    Signature *s = NULL;
    DetectAppLayerProtocolData *data = NULL;
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
            "(app-layer-protocol:!http; app-layer-protocol:!smtp; sid:1;)");
    FAIL_IF_NULL(s);
    FAIL_IF(s->alproto != ALPROTO_UNKNOWN);
    FAIL_IF(s->flags & SIG_FLAG_APPLAYER);

    FAIL_IF_NULL(s->sm_lists[DETECT_SM_LIST_MATCH]);
    FAIL_IF_NULL(s->sm_lists[DETECT_SM_LIST_MATCH]->ctx);

    data = (DetectAppLayerProtocolData*)s->sm_lists[DETECT_SM_LIST_MATCH]->ctx;
    FAIL_IF_NULL(data);
    FAIL_IF(data->alproto != ALPROTO_HTTP);
    FAIL_IF(data->negated == 0);

    data = (DetectAppLayerProtocolData*)s->sm_lists[DETECT_SM_LIST_MATCH]->next->ctx;
    FAIL_IF_NULL(data);
    FAIL_IF(data->alproto != ALPROTO_SMTP);
    FAIL_IF(data->negated == 0);

    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 7
0
static int DetectAppLayerProtocolTest14(void)
{
    DetectAppLayerProtocolData *data = NULL;
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->flags |= DE_QUIET;

    Signature *s1 = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
            "(app-layer-protocol:http; flowbits:set,blah; sid:1;)");
    FAIL_IF_NULL(s1);
    FAIL_IF(s1->alproto != ALPROTO_UNKNOWN);
    FAIL_IF_NULL(s1->sm_lists[DETECT_SM_LIST_MATCH]);
    FAIL_IF_NULL(s1->sm_lists[DETECT_SM_LIST_MATCH]->ctx);
    data = (DetectAppLayerProtocolData *)s1->sm_lists[DETECT_SM_LIST_MATCH]->ctx;
    FAIL_IF(data->alproto != ALPROTO_HTTP);
    FAIL_IF(data->negated);

    Signature *s2 = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
            "(app-layer-protocol:http; flow:to_client; sid:2;)");
    FAIL_IF_NULL(s2);
    FAIL_IF(s2->alproto != ALPROTO_UNKNOWN);
    FAIL_IF_NULL(s2->sm_lists[DETECT_SM_LIST_MATCH]);
    FAIL_IF_NULL(s2->sm_lists[DETECT_SM_LIST_MATCH]->ctx);
    data = (DetectAppLayerProtocolData *)s2->sm_lists[DETECT_SM_LIST_MATCH]->ctx;
    FAIL_IF(data->alproto != ALPROTO_HTTP);
    FAIL_IF(data->negated);

    /* flow:established and other options not supported for PD-only */
    Signature *s3 = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
            "(app-layer-protocol:http; flow:to_client,established; sid:3;)");
    FAIL_IF_NULL(s3);
    FAIL_IF(s3->alproto != ALPROTO_UNKNOWN);
    FAIL_IF_NULL(s3->sm_lists[DETECT_SM_LIST_MATCH]);
    FAIL_IF_NULL(s3->sm_lists[DETECT_SM_LIST_MATCH]->ctx);
    data = (DetectAppLayerProtocolData *)s3->sm_lists[DETECT_SM_LIST_MATCH]->ctx;
    FAIL_IF(data->alproto != ALPROTO_HTTP);
    FAIL_IF(data->negated);

    SigGroupBuild(de_ctx);
    FAIL_IF_NOT(s1->flags & SIG_FLAG_PDONLY);
    FAIL_IF_NOT(s2->flags & SIG_FLAG_PDONLY);
    FAIL_IF(s3->flags & SIG_FLAG_PDONLY); // failure now

    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 8
0
/** \test setting the nocase flag */
static int DetectHttpMethodTest12(void)
{
    DetectEngineCtx *de_ctx = NULL;
    int result = 0;

    if ( (de_ctx = DetectEngineCtxInit()) == NULL)
        goto end;

    de_ctx->flags |= DE_QUIET;

    if (DetectEngineAppendSig(de_ctx, "alert http any any -> any any "
                               "(content:\"one\"; http_method; nocase; sid:1;)") == NULL) {
        printf("DetectEngineAppend == NULL: ");
        goto end;
    }
    if (DetectEngineAppendSig(de_ctx, "alert http any any -> any any "
                               "(content:\"one\"; nocase; http_method; sid:2;)") == NULL) {
        printf("DetectEngineAppend == NULL: ");
        goto end;
    }

    if (de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HMDMATCH] == NULL) {
        printf("de_ctx->sig_list->sm_lists[DETECT_SM_LIST_HMDMATCH] == NULL: ");
        goto end;
    }

    DetectContentData *hmd1 = de_ctx->sig_list->sm_lists_tail[DETECT_SM_LIST_HMDMATCH]->ctx;
    DetectContentData *hmd2 = de_ctx->sig_list->next->sm_lists_tail[DETECT_SM_LIST_HMDMATCH]->ctx;

    if (!(hmd1->flags & DETECT_CONTENT_NOCASE)) {
        printf("nocase flag not set on sig 1: ");
        goto end;
    }

    if (!(hmd2->flags & DETECT_CONTENT_NOCASE)) {
        printf("nocase flag not set on sig 2: ");
        goto end;
    }
    result = 1;

 end:
    SigCleanSignatures(de_ctx);
    DetectEngineCtxFree(de_ctx);
    return result;
}
Exemplo n.º 9
0
static int DetectKrb5ErrCodeSignatureTest01 (void)
{
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    Signature *sig = DetectEngineAppendSig(de_ctx, "alert krb5 any any -> any any (krb5_err_code:10; sid:1; rev:1;)");
    FAIL_IF_NULL(sig);

    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 10
0
static int DetectTemplateSignatureTest01 (void)
{
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    Signature *sig = DetectEngineAppendSig(de_ctx, "alert ip any any -> any any (template:1,10; sid:1; rev:1;)");
    FAIL_IF_NULL(sig);

    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 11
0
static int DetectFtpdataSignatureTest01(void)
{
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    Signature *sig = DetectEngineAppendSig(de_ctx, "alert ip any any -> any any (ftpdata_command:stor; sid:1; rev:1;)");
    FAIL_IF_NULL(sig);

    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 12
0
static int DetectAppLayerProtocolTest10(void)
{
    Signature *s = NULL;
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
            "(app-layer-protocol:smtp; app-layer-protocol:!http; sid:1;)");
    FAIL_IF_NOT_NULL(s);
    DetectEngineCtxFree(de_ctx);
    PASS;
}
static int DetectTransformCompressWhitespaceTest03(void)
{
    const char rule[] = "alert http any any -> any any (http_request_line; strip_whitespace; content:\"GET/HTTP\"; sid:1;)";
    ThreadVars th_v;
    DetectEngineThreadCtx *det_ctx = NULL;
    memset(&th_v, 0, sizeof(th_v));

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    Signature *s = DetectEngineAppendSig(de_ctx, rule);
    FAIL_IF_NULL(s);
    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
    DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 14
0
static int SidTestParse03(void)
{
    int result = 0;

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL)
        goto end;

    if (DetectEngineAppendSig(de_ctx,
            "alert tcp any any -> any any (content:\"ABC\"; sid:\";)") != NULL)
        goto end;

    result = 1;
end:
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);
    return result;
}
Exemplo n.º 15
0
static int SidTestParse02(void)
{
    int result = 0;

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL)
        goto end;

    if (DetectEngineAppendSig(de_ctx,
            "alert tcp 1.2.3.4 any -> any any (sid:a; gid:1;)") != NULL)
        goto end;

    result = 1;

end:
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);
    return result;
}
Exemplo n.º 16
0
static int DetecteDDOSSignatureTest01(void) {
    uint8_t res = 0;

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL)
        goto end;

    Signature *sig = DetectEngineAppendSig(de_ctx, "alert ip any any -> any any (eDDOS:10.1,10.1,10.1; sid:1; rev:1;)");
    if (sig == NULL) {
        printf("parsing signature failed: ");
        goto end;
    }

    /* if we get here, all conditions pass */
    res = 1;
end:
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);
    return res;
}
Exemplo n.º 17
0
static int SidTestParse01(void)
{
    int result = 0;
    Signature *s = NULL;

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL)
        goto end;

    s = DetectEngineAppendSig(de_ctx,
        "alert tcp 1.2.3.4 any -> any any (sid:1; gid:1;)");
    if (s == NULL || s->id != 1)
        goto end;

    result = 1;

end:
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);
    return result;
}
Exemplo n.º 18
0
static int DetectAppLayerProtocolTest13(void)
{
    Signature *s = NULL;
    DetectAppLayerProtocolData *data = NULL;
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
            "(app-layer-protocol:failed; sid:1;)");
    FAIL_IF_NULL(s);

    FAIL_IF(s->alproto != ALPROTO_UNKNOWN);

    FAIL_IF_NULL(s->sm_lists[DETECT_SM_LIST_MATCH]);
    FAIL_IF_NULL(s->sm_lists[DETECT_SM_LIST_MATCH]->ctx);

    data = (DetectAppLayerProtocolData *)s->sm_lists[DETECT_SM_LIST_MATCH]->ctx;
    FAIL_IF(data->alproto != ALPROTO_FAILED);
    FAIL_IF(data->negated);
    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 19
0
static int DetectDnsQueryIsdataatParseTest(void)
{
    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->flags |= DE_QUIET;

    Signature *s = DetectEngineAppendSig(de_ctx,
            "alert dns any any -> any any ("
            "dns_query; content:\"one\"; "
            "isdataat:!4,relative; sid:1;)");
    FAIL_IF_NULL(s);

    SigMatch *sm = s->init_data->smlists_tail[g_dns_query_buffer_id];
    FAIL_IF_NULL(sm);
    FAIL_IF_NOT(sm->type == DETECT_ISDATAAT);

    DetectIsdataatData *data = (DetectIsdataatData *)sm->ctx;
    FAIL_IF_NOT(data->flags & ISDATAAT_RELATIVE);
    FAIL_IF_NOT(data->flags & ISDATAAT_NEGATED);
    FAIL_IF(data->flags & ISDATAAT_RAWBYTES);

    DetectEngineCtxFree(de_ctx);
    PASS;
}
Exemplo n.º 20
0
/** \test simple google.com query matching (TCP splicing) */
static int DetectDnsQueryTest04(void)
{
    /* google.com */
    uint8_t buf1[] = {  0x00, 28,
                        0x10, 0x32, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, };
    uint8_t buf2[] = {  0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
                        0x00, 0x10, 0x00, 0x01, };
    Flow f;
    RSDNSState *dns_state = NULL;
    Packet *p1 = NULL, *p2 = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p1 = UTHBuildPacketReal(buf1, sizeof(buf1), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);
    p2 = UTHBuildPacketReal(buf2, sizeof(buf2), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);
    f.alproto = ALPROTO_DNS;

    p1->flow = &f;
    p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p1->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;

    p2->flow = &f;
    p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p2->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->mpm_matcher = mpm_default_matcher;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "dns_query; content:\"google\"; nocase; sid:1;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS,
                                STREAM_TOSERVER, buf1, sizeof(buf1));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    dns_state = f.alstate;
    FAIL_IF_NULL(dns_state);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p1);

    if (PacketAlertCheck(p1, 1)) {
        printf("sig 1 alerted, but it should not have: ");
        FAIL;
    }

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER,
                            buf2, sizeof(buf2));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0\n", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p2);

    if (!(PacketAlertCheck(p2, 1))) {
        printf("sig 1 didn't alert, but it should have: ");
        FAIL;
    }

    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p1);
    UTHFreePacket(p2);
    PASS;
}
Exemplo n.º 21
0
/**
 * \test Test matching on a simple google.com SNI with pcre
 */
static int DetectTlsSniTest02(void)
{
    /* client hello */
    uint8_t buf[] = { 0x16, 0x03, 0x03, 0x00, 0x82, 0x01, 0x00, 0x00, 0x7E,
                      0x03, 0x03, 0x57, 0x04, 0x9F, 0x5D, 0xC9, 0x5C, 0x87,
                      0xAE, 0xF2, 0xA7, 0x4A, 0xFC, 0x59, 0x78, 0x23, 0x31,
                      0x61, 0x2D, 0x29, 0x92, 0xB6, 0x70, 0xA5, 0xA1, 0xFC,
                      0x0E, 0x79, 0xFE, 0xC3, 0x97, 0x37, 0xC0, 0x00, 0x00,
                      0x44, 0x00, 0x04, 0x00, 0x05, 0x00, 0x0A, 0x00, 0x0D,
                      0x00, 0x10, 0x00, 0x13, 0x00, 0x16, 0x00, 0x2F, 0x00,
                      0x30, 0x00, 0x31, 0x00, 0x32, 0x00, 0x33, 0x00, 0x35,
                      0x00, 0x36, 0x00, 0x37, 0x00, 0x38, 0x00, 0x39, 0x00,
                      0x3C, 0x00, 0x3D, 0x00, 0x3E, 0x00, 0x3F, 0x00, 0x40,
                      0x00, 0x41, 0x00, 0x44, 0x00, 0x45, 0x00, 0x66, 0x00,
                      0x67, 0x00, 0x68, 0x00, 0x69, 0x00, 0x6A, 0x00, 0x6B,
                      0x00, 0x84, 0x00, 0x87, 0x00, 0xFF, 0x01, 0x00, 0x00,
                      0x13, 0x00, 0x00, 0x00, 0x0F, 0x00, 0x0D, 0x00, 0x00,
                      0x0A, 0x67, 0x6F, 0x6F, 0x67, 0x6C, 0x65, 0x2E, 0x63,
                      0x6F, 0x6D, };

    Flow f;
    SSLState *ssl_state = NULL;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p = UTHBuildPacketReal(buf, sizeof(buf), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 443);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);

    p->flow = &f;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;
    f.alproto = ALPROTO_TLS;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    de_ctx->mpm_matcher = DEFAULT_MPM;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert tls any any -> any any "
                              "(msg:\"Test tls_sni option\"; "
                              "tls_sni; content:\"google\"; nocase; "
                              "pcre:\"/google\\.com$/i\"; sid:1;)");
    FAIL_IF_NULL(s);

    s = DetectEngineAppendSig(de_ctx, "alert tls any any -> any any "
                              "(msg:\"Test tls_sni option\"; "
                              "tls_sni; content:\"google\"; nocase; "
                              "pcre:\"/^\\.[a-z]{2,3}$/iR\"; sid:2;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS,
                                STREAM_TOSERVER, buf, sizeof(buf));
    FLOWLOCK_UNLOCK(&f);
    FAIL_IF(r != 0);

    ssl_state = f.alstate;
    FAIL_IF_NULL(ssl_state);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p);

    FAIL_IF_NOT(PacketAlertCheck(p, 1));
    FAIL_IF_NOT(PacketAlertCheck(p, 2));

    AppLayerParserThreadCtxFree(alp_tctx);
    DetectEngineThreadCtxDeinit(&tv, det_ctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p);

    PASS;
}
Exemplo n.º 22
0
static int XBitsTestSig02(void)
{
    Signature *s = NULL;
    ThreadVars th_v;
    DetectEngineCtx *de_ctx = NULL;
    int result = 0;
    int error_count = 0;

    memset(&th_v, 0, sizeof(th_v));

    de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }

    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx,
            "alert ip any any -> any any (xbits:isset,abc,track ip_src; content:\"GET \"; sid:1;)");
    if (s == NULL) {
        error_count++;
    }

    s = DetectEngineAppendSig(de_ctx,
            "alert ip any any -> any any (xbits:isnotset,abc,track ip_dst; content:\"GET \"; sid:2;)");
    if (s == NULL) {
        error_count++;
    }

    s = DetectEngineAppendSig(de_ctx,
            "alert ip any any -> any any (xbits:set,abc,track ip_pair; content:\"GET \"; sid:3;)");
    if (s == NULL) {
        error_count++;
    }

    s = DetectEngineAppendSig(de_ctx,
            "alert ip any any -> any any (xbits:unset,abc,track ip_src; content:\"GET \"; sid:4;)");
    if (s == NULL) {
        error_count++;
    }

    s = DetectEngineAppendSig(de_ctx,
            "alert ip any any -> any any (xbits:toggle,abc,track ip_dst; content:\"GET \"; sid:5;)");
    if (s == NULL) {
        error_count++;
    }

    if (error_count != 0)
        goto end;

    result = 1;

    SigGroupCleanup(de_ctx);
    SigCleanSignatures(de_ctx);
    DetectEngineCtxFree(de_ctx);
    return result;
end:
    if (de_ctx != NULL) {
        SigGroupCleanup(de_ctx);
        SigCleanSignatures(de_ctx);
        DetectEngineCtxFree(de_ctx);
    }

    return result;
}
Exemplo n.º 23
0
static int XBitsTestSig01(void)
{
    uint8_t *buf = (uint8_t *)
                    "GET /one/ HTTP/1.1\r\n"
                    "Host: one.example.org\r\n"
                    "\r\n";
    uint16_t buflen = strlen((char *)buf);
    Packet *p = SCMalloc(SIZE_OF_PACKET);
    if (unlikely(p == NULL))
        return 0;
    Signature *s = NULL;
    ThreadVars th_v;
    DetectEngineThreadCtx *det_ctx = NULL;
    DetectEngineCtx *de_ctx = NULL;
    int result = 0;

    memset(&th_v, 0, sizeof(th_v));
    memset(p, 0, SIZE_OF_PACKET);
    p->src.family = AF_INET;
    p->dst.family = AF_INET;
    p->payload = buf;
    p->payload_len = buflen;
    p->proto = IPPROTO_TCP;

    XBitsTestSetup();

    de_ctx = DetectEngineCtxInit();

    if (de_ctx == NULL) {
        printf("bad de_ctx: ");
        goto end;
    }

    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx,
            "alert ip any any -> any any (xbits:set,abc,track ip_pair; content:\"GET \"; sid:1;)");
    if (s == NULL) {
        printf("bad sig: ");
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    result = 1;

end:
    if (de_ctx != NULL) {
        SigGroupCleanup(de_ctx);
        SigCleanSignatures(de_ctx);
    }

    if (det_ctx != NULL) {
        DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    }

    if (de_ctx != NULL) {
        DetectEngineCtxFree(de_ctx);
    }

    XBitsTestShutdown();

    SCFree(p);
    return result;
}
Exemplo n.º 24
0
/** \test simple google.com query matching (TCP) */
static int DetectDnsQueryTest03(void)
{
    /* google.com */
    uint8_t buf[] = {   0x00, 28,
                        0x10, 0x32, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
                        0x00, 0x10, 0x00, 0x01, };
    int result = 0;
    Flow f;
    DNSState *dns_state = NULL;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p = UTHBuildPacketReal(buf, sizeof(buf), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);

    p->flow = &f;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;
    f.alproto = ALPROTO_DNS;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }
    de_ctx->mpm_matcher = DEFAULT_MPM;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "content:\"google\"; nocase; dns_query; sid:1;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER, buf, sizeof(buf));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    dns_state = f.alstate;
    if (dns_state == NULL) {
        printf("no dns state: ");
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        printf("sig 1 didn't alert, but it should have: ");
        goto end;
    }

    result = 1;

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p);
    return result;
}
Exemplo n.º 25
0
/** \test multi tx google.(com|net) query matching +
 *        app layer event */
static int DetectDnsQueryTest07(void)
{
    /* google.com */
    uint8_t buf1[] = {  0x10, 0x32, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
                        0x00, 0x01, 0x00, 0x01, };

    uint8_t buf2[] = {  0x10, 0x32,                             /* tx id */
                        0x81, 0x80|0x40,                        /* flags: resp, recursion desired, recusion available */
                        0x00, 0x01,                             /* 1 query */
                        0x00, 0x01,                             /* 1 answer */
                        0x00, 0x00, 0x00, 0x00,                 /* no auth rr, additional rr */
                        /* query record */
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,     /* name */
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,     /* name cont */
                        0x00, 0x01, 0x00, 0x01,                 /* type a, class in */
                        /* answer */
                        0xc0, 0x0c,                             /* ref to name in query above */
                        0x00, 0x01, 0x00, 0x01,                 /* type a, class in */
                        0x00, 0x01, 0x40, 0xef,                 /* ttl */
                        0x00, 0x04,                             /* data len */
                        0x01, 0x02, 0x03, 0x04 };               /* addr */

    /* google.net */
    uint8_t buf3[] = {  0x11, 0x33, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x6E, 0x65, 0x74, 0x00,
                        0x00, 0x10, 0x00, 0x01, };
    int result = 0;
    Flow f;
    DNSState *dns_state = NULL;
    Packet *p1 = NULL, *p2 = NULL, *p3 = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));

    p1 = UTHBuildPacketReal(buf1, sizeof(buf1), IPPROTO_UDP,
                            "192.168.1.5", "192.168.1.1",
                            41424, 53);
    p2 = UTHBuildPacketReal(buf2, sizeof(buf2), IPPROTO_UDP,
                            "192.168.1.5", "192.168.1.1",
                            41424, 53);
    p3 = UTHBuildPacketReal(buf3, sizeof(buf3), IPPROTO_UDP,
                            "192.168.1.5", "192.168.1.1",
                            41424, 53);

    FLOW_INITIALIZE(&f);
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_UDP;
    f.protomap = FlowGetProtoMapping(f.proto);
    f.alproto = ALPROTO_DNS;

    p1->flow = &f;
    p1->flags |= PKT_HAS_FLOW;
    p1->flowflags |= FLOW_PKT_TOSERVER;
    p1->pcap_cnt = 1;

    p2->flow = &f;
    p2->flags |= PKT_HAS_FLOW;
    p2->flowflags |= FLOW_PKT_TOCLIENT;
    p2->pcap_cnt = 2;

    p3->flow = &f;
    p3->flags |= PKT_HAS_FLOW;
    p3->flowflags |= FLOW_PKT_TOSERVER;
    p3->pcap_cnt = 3;

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }
    de_ctx->mpm_matcher = DEFAULT_MPM;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                                   "(msg:\"Test dns_query option\"; "
                                   "dns_query; content:\"google.com\"; nocase; sid:1;)");
    if (s == NULL) {
        goto end;
    }
    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                                   "(msg:\"Test dns_query option\"; "
                                   "dns_query; content:\"google.net\"; nocase; sid:2;)");
    if (s == NULL) {
        goto end;
    }
    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                                   "(msg:\"Test Z flag event\"; "
                                   "app-layer-event:dns.z_flag_set; sid:3;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER, buf1, sizeof(buf1));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    dns_state = f.alstate;
    if (dns_state == NULL) {
        printf("no dns state: ");
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p1);

    if (!(PacketAlertCheck(p1, 1))) {
        printf("(p1) sig 1 didn't alert, but it should have: ");
        goto end;
    }
    if (PacketAlertCheck(p1, 2)) {
        printf("(p1) sig 2 did alert, but it should not have: ");
        goto end;
    }

    SCMutexLock(&f.m);
    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOCLIENT, buf2, sizeof(buf2));
    if (r != -1) {
        printf("toserver client 1 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p2);

    if (PacketAlertCheck(p2, 1)) {
        printf("(p2) sig 1 alerted, but it should not have: ");
        goto end;
    }
    if (PacketAlertCheck(p2, 2)) {
        printf("(p2) sig 2 alerted, but it should not have: ");
        goto end;
    }
    if (!(PacketAlertCheck(p2, 3))) {
        printf("(p2) sig 3 didn't alert, but it should have: ");
        goto end;
    }

    SCMutexLock(&f.m);
    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER, buf3, sizeof(buf3));
    if (r != 0) {
        printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p3);

    if (PacketAlertCheck(p3, 1)) {
        printf("(p3) sig 1 alerted, but it should not have: ");
        goto end;
    }
    if (!(PacketAlertCheck(p3, 2))) {
        printf("(p3) sig 2 didn't alert, but it should have: ");
        goto end;
    }
    /** \todo should not alert, bug #839
    if (PacketAlertCheck(p3, 3)) {
        printf("(p3) sig 3 did alert, but it should not have: ");
        goto end;
    }
    */
    result = 1;

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    FLOW_DESTROY(&f);
    UTHFreePacket(p1);
    UTHFreePacket(p2);
    UTHFreePacket(p3);
    return result;
}
Exemplo n.º 26
0
/**
 * \test Test a valid dce_iface entry for a bind and bind_ack
 */
static int DetectSslStateTest07(void)
{
    uint8_t chello_buf[] = {
        0x80, 0x67, 0x01, 0x03, 0x00, 0x00, 0x4e, 0x00,
        0x00, 0x00, 0x10, 0x01, 0x00, 0x80, 0x03, 0x00,
        0x80, 0x07, 0x00, 0xc0, 0x06, 0x00, 0x40, 0x02,
        0x00, 0x80, 0x04, 0x00, 0x80, 0x00, 0x00, 0x39,
        0x00, 0x00, 0x38, 0x00, 0x00, 0x35, 0x00, 0x00,
        0x33, 0x00, 0x00, 0x32, 0x00, 0x00, 0x04, 0x00,
        0x00, 0x05, 0x00, 0x00, 0x2f, 0x00, 0x00, 0x16,
        0x00, 0x00, 0x13, 0x00, 0xfe, 0xff, 0x00, 0x00,
        0x0a, 0x00, 0x00, 0x15, 0x00, 0x00, 0x12, 0x00,
        0xfe, 0xfe, 0x00, 0x00, 0x09, 0x00, 0x00, 0x64,
        0x00, 0x00, 0x62, 0x00, 0x00, 0x03, 0x00, 0x00,
        0x06, 0xa8, 0xb8, 0x93, 0xbb, 0x90, 0xe9, 0x2a,
        0xa2, 0x4d, 0x6d, 0xcc, 0x1c, 0xe7, 0x2a, 0x80,
        0x21
    };
    uint32_t chello_buf_len = sizeof(chello_buf);

    uint8_t shello_buf[] = {
        0x16, 0x03, 0x00, 0x00, 0x4a, 0x02,
        0x00, 0x00, 0x46, 0x03, 0x00, 0x44, 0x4c, 0x94,
        0x8f, 0xfe, 0x81, 0xed, 0x93, 0x65, 0x02, 0x88,
        0xa3, 0xf8, 0xeb, 0x63, 0x86, 0x0e, 0x2c, 0xf6,
        0x8d, 0xd0, 0x0f, 0x2c, 0x2a, 0xd6, 0x4f, 0xcd,
        0x2d, 0x3c, 0x16, 0xd7, 0xd6, 0x20, 0xa0, 0xfb,
        0x60, 0x86, 0x3d, 0x1e, 0x76, 0xf3, 0x30, 0xfe,
        0x0b, 0x01, 0xfd, 0x1a, 0x01, 0xed, 0x95, 0xf6,
        0x7b, 0x8e, 0xc0, 0xd4, 0x27, 0xbf, 0xf0, 0x6e,
        0xc7, 0x56, 0xb1, 0x47, 0xce, 0x98, 0x00, 0x35,
        0x00, 0x16, 0x03, 0x00, 0x03, 0x44, 0x0b, 0x00,
        0x03, 0x40, 0x00, 0x03, 0x3d, 0x00, 0x03, 0x3a,
        0x30, 0x82, 0x03, 0x36, 0x30, 0x82, 0x02, 0x9f,
        0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x01, 0x01,
        0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
        0xf7, 0x0d, 0x01, 0x01, 0x04, 0x05, 0x00, 0x30,
        0x81, 0xa9, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03,
        0x55, 0x04, 0x06, 0x13, 0x02, 0x58, 0x59, 0x31,
        0x15, 0x30, 0x13, 0x06, 0x03, 0x55, 0x04, 0x08,
        0x13, 0x0c, 0x53, 0x6e, 0x61, 0x6b, 0x65, 0x20,
        0x44, 0x65, 0x73, 0x65, 0x72, 0x74, 0x31, 0x13,
        0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x07, 0x13,
        0x0a, 0x53, 0x6e, 0x61, 0x6b, 0x65, 0x20, 0x54,
        0x6f, 0x77, 0x6e, 0x31, 0x17, 0x30, 0x15, 0x06,
        0x03, 0x55, 0x04, 0x0a, 0x13, 0x0e, 0x53, 0x6e,
        0x61, 0x6b, 0x65, 0x20, 0x4f, 0x69, 0x6c, 0x2c,
        0x20, 0x4c, 0x74, 0x64, 0x31, 0x1e, 0x30, 0x1c,
        0x06, 0x03, 0x55, 0x04, 0x0b, 0x13, 0x15, 0x43,
        0x65, 0x72, 0x74, 0x69, 0x66, 0x69, 0x63, 0x61,
        0x74, 0x65, 0x20, 0x41, 0x75, 0x74, 0x68, 0x6f,
        0x72, 0x69, 0x74, 0x79, 0x31, 0x15, 0x30, 0x13,
        0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x0c, 0x53,
        0x6e, 0x61, 0x6b, 0x65, 0x20, 0x4f, 0x69, 0x6c,
        0x20, 0x43, 0x41, 0x31, 0x1e, 0x30, 0x1c, 0x06,
        0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
        0x09, 0x01, 0x16, 0x0f, 0x63, 0x61, 0x40, 0x73,
        0x6e, 0x61, 0x6b, 0x65, 0x6f, 0x69, 0x6c, 0x2e,
        0x64, 0x6f, 0x6d, 0x30, 0x1e, 0x17, 0x0d, 0x30,
        0x33, 0x30, 0x33, 0x30, 0x35, 0x31, 0x36, 0x34,
        0x37, 0x34, 0x35, 0x5a, 0x17, 0x0d, 0x30, 0x38,
        0x30, 0x33, 0x30, 0x33, 0x31, 0x36, 0x34, 0x37,
        0x34, 0x35, 0x5a, 0x30, 0x81, 0xa7, 0x31, 0x0b,
        0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13,
        0x02, 0x58, 0x59, 0x31, 0x15, 0x30, 0x13, 0x06,
        0x03, 0x55, 0x04, 0x08, 0x13, 0x0c, 0x53, 0x6e,
        0x61, 0x6b, 0x65, 0x20, 0x44, 0x65, 0x73, 0x65,
        0x72, 0x74, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03,
        0x55, 0x04, 0x07, 0x13, 0x0a, 0x53, 0x6e, 0x61,
        0x6b, 0x65, 0x20, 0x54, 0x6f, 0x77, 0x6e, 0x31,
        0x17, 0x30, 0x15, 0x06, 0x03, 0x55, 0x04, 0x0a,
        0x13, 0x0e, 0x53, 0x6e, 0x61, 0x6b, 0x65, 0x20,
        0x4f, 0x69, 0x6c, 0x2c, 0x20, 0x4c, 0x74, 0x64,
        0x31, 0x17, 0x30, 0x15, 0x06, 0x03, 0x55, 0x04,
        0x0b, 0x13, 0x0e, 0x57, 0x65, 0x62, 0x73, 0x65,
        0x72, 0x76, 0x65, 0x72, 0x20, 0x54, 0x65, 0x61,
        0x6d, 0x31, 0x19, 0x30, 0x17, 0x06, 0x03, 0x55,
        0x04, 0x03, 0x13, 0x10, 0x77, 0x77, 0x77, 0x2e,
        0x73, 0x6e, 0x61, 0x6b, 0x65, 0x6f, 0x69, 0x6c,
        0x2e, 0x64, 0x6f, 0x6d, 0x31, 0x1f, 0x30, 0x1d,
        0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
        0x01, 0x09, 0x01, 0x16, 0x10, 0x77, 0x77, 0x77,
        0x40, 0x73, 0x6e, 0x61, 0x6b, 0x65, 0x6f, 0x69,
        0x6c, 0x2e, 0x64, 0x6f, 0x6d, 0x30, 0x81, 0x9f,
        0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
        0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03,
        0x81, 0x8d, 0x00, 0x30, 0x81, 0x89, 0x02, 0x81,
        0x81, 0x00, 0xa4, 0x6e, 0x53, 0x14, 0x0a, 0xde,
        0x2c, 0xe3, 0x60, 0x55, 0x9a, 0xf2, 0x42, 0xa6,
        0xaf, 0x47, 0x12, 0x2f, 0x17, 0xce, 0xfa, 0xba,
        0xdc, 0x4e, 0x63, 0x56, 0x34, 0xb9, 0xba, 0x73,
        0x4b, 0x78, 0x44, 0x3d, 0xc6, 0x6c, 0x69, 0xa4,
        0x25, 0xb3, 0x61, 0x02, 0x9d, 0x09, 0x04, 0x3f,
        0x72, 0x3d, 0xd8, 0x27, 0xd3, 0xb0, 0x5a, 0x45,
        0x77, 0xb7, 0x36, 0xe4, 0x26, 0x23, 0xcc, 0x12,
        0xb8, 0xae, 0xde, 0xa7, 0xb6, 0x3a, 0x82, 0x3c,
        0x7c, 0x24, 0x59, 0x0a, 0xf8, 0x96, 0x43, 0x8b,
        0xa3, 0x29, 0x36, 0x3f, 0x91, 0x7f, 0x5d, 0xc7,
        0x23, 0x94, 0x29, 0x7f, 0x0a, 0xce, 0x0a, 0xbd,
        0x8d, 0x9b, 0x2f, 0x19, 0x17, 0xaa, 0xd5, 0x8e,
        0xec, 0x66, 0xa2, 0x37, 0xeb, 0x3f, 0x57, 0x53,
        0x3c, 0xf2, 0xaa, 0xbb, 0x79, 0x19, 0x4b, 0x90,
        0x7e, 0xa7, 0xa3, 0x99, 0xfe, 0x84, 0x4c, 0x89,
        0xf0, 0x3d, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3,
        0x6e, 0x30, 0x6c, 0x30, 0x1b, 0x06, 0x03, 0x55,
        0x1d, 0x11, 0x04, 0x14, 0x30, 0x12, 0x81, 0x10,
        0x77, 0x77, 0x77, 0x40, 0x73, 0x6e, 0x61, 0x6b,
        0x65, 0x6f, 0x69, 0x6c, 0x2e, 0x64, 0x6f, 0x6d,
        0x30, 0x3a, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01,
        0x86, 0xf8, 0x42, 0x01, 0x0d, 0x04, 0x2d, 0x16,
        0x2b, 0x6d, 0x6f, 0x64, 0x5f, 0x73, 0x73, 0x6c,
        0x20, 0x67, 0x65, 0x6e, 0x65, 0x72, 0x61, 0x74,
        0x65, 0x64, 0x20, 0x63, 0x75, 0x73, 0x74, 0x6f,
        0x6d, 0x20, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72,
        0x20, 0x63, 0x65, 0x72, 0x74, 0x69, 0x66, 0x69,
        0x63, 0x61, 0x74, 0x65, 0x30, 0x11, 0x06, 0x09,
        0x60, 0x86, 0x48, 0x01, 0x86, 0xf8, 0x42, 0x01,
        0x01, 0x04, 0x04, 0x03, 0x02, 0x06, 0x40, 0x30,
        0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
        0x0d, 0x01, 0x01, 0x04, 0x05, 0x00, 0x03, 0x81,
        0x81, 0x00, 0xae, 0x79, 0x79, 0x22, 0x90, 0x75,
        0xfd, 0xa6, 0xd5, 0xc4, 0xb8, 0xc4, 0x99, 0x4e,
        0x1c, 0x05, 0x7c, 0x91, 0x59, 0xbe, 0x89, 0x0d,
        0x3d, 0xc6, 0x8c, 0xa3, 0xcf, 0xf6, 0xba, 0x23,
        0xdf, 0xb8, 0xae, 0x44, 0x68, 0x8a, 0x8f, 0xb9,
        0x8b, 0xcb, 0x12, 0xda, 0xe6, 0xa2, 0xca, 0xa5,
        0xa6, 0x55, 0xd9, 0xd2, 0xa1, 0xad, 0xba, 0x9b,
        0x2c, 0x44, 0x95, 0x1d, 0x4a, 0x90, 0x59, 0x7f,
        0x83, 0xae, 0x81, 0x5e, 0x3f, 0x92, 0xe0, 0x14,
        0x41, 0x82, 0x4e, 0x7f, 0x53, 0xfd, 0x10, 0x23,
        0xeb, 0x8a, 0xeb, 0xe9, 0x92, 0xea, 0x61, 0xf2,
        0x8e, 0x19, 0xa1, 0xd3, 0x49, 0xc0, 0x84, 0x34,
        0x1e, 0x2e, 0x6e, 0xf6, 0x98, 0xe2, 0x87, 0x53,
        0xd6, 0x55, 0xd9, 0x1a, 0x8a, 0x92, 0x5c, 0xad,
        0xdc, 0x1e, 0x1c, 0x30, 0xa7, 0x65, 0x9d, 0xc2,
        0x4f, 0x60, 0xd2, 0x6f, 0xdb, 0xe0, 0x9f, 0x9e,
        0xbc, 0x41, 0x16, 0x03, 0x00, 0x00, 0x04, 0x0e,
        0x00, 0x00, 0x00
    };
    uint32_t shello_buf_len = sizeof(shello_buf);

    uint8_t client_change_cipher_spec_buf[] = {
        0x16, 0x03, 0x00, 0x00, 0x84, 0x10, 0x00, 0x00,
        0x80, 0x65, 0x51, 0x2d, 0xa6, 0xd4, 0xa7, 0x38,
        0xdf, 0xac, 0x79, 0x1f, 0x0b, 0xd9, 0xb2, 0x61,
        0x7d, 0x73, 0x88, 0x32, 0xd9, 0xf2, 0x62, 0x3a,
        0x8b, 0x11, 0x04, 0x75, 0xca, 0x42, 0xff, 0x4e,
        0xd9, 0xcc, 0xb9, 0xfa, 0x86, 0xf3, 0x16, 0x2f,
        0x09, 0x73, 0x51, 0x66, 0xaa, 0x29, 0xcd, 0x80,
        0x61, 0x0f, 0xe8, 0x13, 0xce, 0x5b, 0x8e, 0x0a,
        0x23, 0xf8, 0x91, 0x5e, 0x5f, 0x54, 0x70, 0x80,
        0x8e, 0x7b, 0x28, 0xef, 0xb6, 0x69, 0xb2, 0x59,
        0x85, 0x74, 0x98, 0xe2, 0x7e, 0xd8, 0xcc, 0x76,
        0x80, 0xe1, 0xb6, 0x45, 0x4d, 0xc7, 0xcd, 0x84,
        0xce, 0xb4, 0x52, 0x79, 0x74, 0xcd, 0xe6, 0xd7,
        0xd1, 0x9c, 0xad, 0xef, 0x63, 0x6c, 0x0f, 0xf7,
        0x05, 0xe4, 0x4d, 0x1a, 0xd3, 0xcb, 0x9c, 0xd2,
        0x51, 0xb5, 0x61, 0xcb, 0xff, 0x7c, 0xee, 0xc7,
        0xbc, 0x5e, 0x15, 0xa3, 0xf2, 0x52, 0x0f, 0xbb,
        0x32, 0x14, 0x03, 0x00, 0x00, 0x01, 0x01, 0x16,
        0x03, 0x00, 0x00, 0x40, 0xa9, 0xd8, 0xd7, 0x35,
        0xbc, 0x39, 0x56, 0x98, 0xad, 0x87, 0x61, 0x2a,
        0xc4, 0x8f, 0xcc, 0x03, 0xcb, 0x93, 0x80, 0x81,
        0xb0, 0x4a, 0xc4, 0xd2, 0x09, 0x71, 0x3e, 0x90,
        0x3c, 0x8d, 0xe0, 0x95, 0x44, 0xfe, 0x56, 0xd1,
        0x7e, 0x88, 0xe2, 0x48, 0xfd, 0x76, 0x70, 0x76,
        0xe2, 0xcd, 0x06, 0xd0, 0xf3, 0x9d, 0x13, 0x79,
        0x67, 0x1e, 0x37, 0xf6, 0x98, 0xbe, 0x59, 0x18,
        0x4c, 0xfc, 0x75, 0x56
    };
    uint32_t client_change_cipher_spec_buf_len =
        sizeof(client_change_cipher_spec_buf);

    uint8_t server_change_cipher_spec_buf[] = {
        0x14, 0x03, 0x00, 0x00, 0x01, 0x01, 0x16, 0x03,
        0x00, 0x00, 0x40, 0xce, 0x7c, 0x92, 0x43, 0x59,
        0xcc, 0x3d, 0x90, 0x91, 0x9c, 0x58, 0xf0, 0x7a,
        0xce, 0xae, 0x0d, 0x08, 0xe0, 0x76, 0xb4, 0x86,
        0xb1, 0x15, 0x5b, 0x32, 0xb8, 0x77, 0x53, 0xe7,
        0xa6, 0xf9, 0xd0, 0x95, 0x5f, 0xaa, 0x07, 0xc3,
        0x96, 0x7c, 0xc9, 0x88, 0xc2, 0x7a, 0x20, 0x89,
        0x4f, 0xeb, 0xeb, 0xb6, 0x19, 0xef, 0xaa, 0x27,
        0x73, 0x9d, 0xa6, 0xb4, 0x9f, 0xeb, 0x34, 0xe2,
        0x4d, 0x9f, 0x6b
    };
    uint32_t server_change_cipher_spec_buf_len =
        sizeof(server_change_cipher_spec_buf);

    uint8_t toserver_app_data_buf[] = {
        0x17, 0x03, 0x00, 0x01, 0xb0, 0x4a, 0xc3, 0x3e,
        0x9d, 0x77, 0x78, 0x01, 0x2c, 0xb4, 0xbc, 0x4c,
        0x9a, 0x84, 0xd7, 0xb9, 0x90, 0x0c, 0x21, 0x10,
        0xf0, 0xfa, 0x00, 0x7c, 0x16, 0xbb, 0x77, 0xfb,
        0x72, 0x42, 0x4f, 0xad, 0x50, 0x4a, 0xd0, 0xaa,
        0x6f, 0xaa, 0x44, 0x6c, 0x62, 0x94, 0x1b, 0xc5,
        0xfe, 0xe9, 0x1c, 0x5e, 0xde, 0x85, 0x0b, 0x0e,
        0x05, 0xe4, 0x18, 0x6e, 0xd2, 0xd3, 0xb5, 0x20,
        0xab, 0x81, 0xfd, 0x18, 0x9a, 0x73, 0xb8, 0xd7,
        0xef, 0xc3, 0xdd, 0x74, 0xd7, 0x9c, 0x1e, 0x6f,
        0x21, 0x6d, 0xf8, 0x24, 0xca, 0x3c, 0x70, 0x78,
        0x36, 0x12, 0x7a, 0x8a, 0x9c, 0xac, 0x4e, 0x1c,
        0xa8, 0xfb, 0x27, 0x30, 0xba, 0x9a, 0xf4, 0x2f,
        0x0a, 0xab, 0x80, 0x6a, 0xa1, 0x60, 0x74, 0xf0,
        0xe3, 0x91, 0x84, 0xe7, 0x90, 0x88, 0xcc, 0xf0,
        0x95, 0x7b, 0x0a, 0x22, 0xf2, 0xf9, 0x27, 0xe0,
        0xdd, 0x38, 0x0c, 0xfd, 0xe9, 0x03, 0x71, 0xdc,
        0x70, 0xa4, 0x6e, 0xdf, 0xe3, 0x72, 0x9e, 0xa1,
        0xf0, 0xc9, 0x00, 0xd6, 0x03, 0x55, 0x6a, 0x67,
        0x5d, 0x9c, 0xb8, 0x75, 0x01, 0xb0, 0x01, 0x9f,
        0xe6, 0xd2, 0x44, 0x18, 0xbc, 0xca, 0x7a, 0x10,
        0x39, 0xa6, 0xcf, 0x15, 0xc7, 0xf5, 0x35, 0xd4,
        0xb3, 0x6d, 0x91, 0x23, 0x84, 0x99, 0xba, 0xb0,
        0x7e, 0xd0, 0xc9, 0x4c, 0xbf, 0x3f, 0x33, 0x68,
        0x37, 0xb7, 0x7d, 0x44, 0xb0, 0x0b, 0x2c, 0x0f,
        0xd0, 0x75, 0xa2, 0x6b, 0x5b, 0xe1, 0x9f, 0xd4,
        0x69, 0x9a, 0x14, 0xc8, 0x29, 0xb7, 0xd9, 0x10,
        0xbb, 0x99, 0x30, 0x9a, 0xfb, 0xcc, 0x13, 0x1f,
        0x76, 0x4e, 0xe6, 0xdf, 0x14, 0xaa, 0xd5, 0x60,
        0xbf, 0x91, 0x49, 0x0d, 0x64, 0x42, 0x29, 0xa8,
        0x64, 0x27, 0xd4, 0x5e, 0x1b, 0x18, 0x03, 0xa8,
        0x73, 0xd6, 0x05, 0x6e, 0xf7, 0x50, 0xb0, 0x09,
        0x6b, 0x69, 0x7a, 0x12, 0x28, 0x58, 0xef, 0x5a,
        0x86, 0x11, 0xde, 0x71, 0x71, 0x9f, 0xca, 0xbd,
        0x79, 0x2a, 0xc2, 0xe5, 0x9b, 0x5e, 0x32, 0xe7,
        0xcb, 0x97, 0x6e, 0xa0, 0xea, 0xa4, 0xa4, 0x6a,
        0x32, 0xf9, 0x37, 0x39, 0xd8, 0x37, 0x6d, 0x63,
        0xf3, 0x08, 0x1c, 0xdd, 0x06, 0xdd, 0x2c, 0x2b,
        0x9f, 0x04, 0x88, 0x5f, 0x36, 0x42, 0xc1, 0xb1,
        0xc7, 0xe8, 0x2d, 0x5d, 0xa4, 0x6c, 0xe5, 0x60,
        0x94, 0xae, 0xd0, 0x90, 0x1e, 0x88, 0xa0, 0x87,
        0x52, 0xfb, 0xed, 0x97, 0xa5, 0x25, 0x5a, 0xb7,
        0x55, 0xc5, 0x13, 0x07, 0x85, 0x27, 0x40, 0xed,
        0xb8, 0xa0, 0x26, 0x13, 0x44, 0x0c, 0xfc, 0xcc,
        0x5a, 0x09, 0xe5, 0x44, 0xb5, 0x63, 0xa1, 0x43,
        0x51, 0x23, 0x4f, 0x17, 0x21, 0x89, 0x2e, 0x58,
        0xfd, 0xf9, 0x63, 0x74, 0x04, 0x70, 0x1e, 0x7d,
        0xd0, 0x66, 0xba, 0x40, 0x5e, 0x45, 0xdc, 0x39,
        0x7c, 0x53, 0x0f, 0xa8, 0x38, 0xb2, 0x13, 0x99,
        0x27, 0xd9, 0x4a, 0x51, 0xe9, 0x9f, 0x2a, 0x92,
        0xbb, 0x9c, 0x90, 0xab, 0xfd, 0xf1, 0xb7, 0x40,
        0x05, 0xa9, 0x7a, 0x20, 0x63, 0x36, 0xc1, 0xef,
        0xb9, 0xad, 0xa2, 0xe0, 0x1d, 0x20, 0x4f, 0xb2,
        0x34, 0xbd, 0xea, 0x07, 0xac, 0x21, 0xce, 0xf6,
        0x8a, 0xa2, 0x9e, 0xcd, 0xfa
    };
    uint32_t toserver_app_data_buf_len = sizeof(toserver_app_data_buf);

    Signature *s = NULL;
    ThreadVars th_v;
    Packet *p = NULL;
    Flow f;
    TcpSession ssn;
    DetectEngineThreadCtx *det_ctx = NULL;
    DetectEngineCtx *de_ctx = NULL;
    SSLState *ssl_state = NULL;
    int r = 0;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&th_v, 0, sizeof(th_v));
    memset(&p, 0, sizeof(p));
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

    p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.proto = IPPROTO_TCP;
    p->flow = &f;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    f.alproto = ALPROTO_TLS;

    StreamTcpInitConfig(TRUE);

    de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
                              "(msg:\"ssl state\"; ssl_state:client_hello; "
                              "sid:1;)");
    FAIL_IF_NULL(s);

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
                              "(msg:\"ssl state\"; "
                              "ssl_state:server_hello; "
                              "sid:2;)");
    FAIL_IF_NULL(s);

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
                              "(msg:\"ssl state\"; "
                              "ssl_state:client_keyx; "
                              "sid:3;)");
    FAIL_IF_NULL(s);

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
                              "(msg:\"ssl state\"; "
                              "ssl_state:server_keyx; "
                              "sid:4;)");
    FAIL_IF_NULL(s);

    s = DetectEngineAppendSig(de_ctx, "alert tcp any any -> any any "
                              "(msg:\"ssl state\"; "
                              "ssl_state:!client_hello; "
                              "sid:5;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS,
                            STREAM_TOSERVER | STREAM_START, chello_buf,
                            chello_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    ssl_state = f.alstate;
    FAIL_IF(ssl_state == NULL);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(!PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));
    FAIL_IF(PacketAlertCheck(p, 5));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT,
                            shello_buf, shello_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    p->flowflags = (FLOW_PKT_TOCLIENT | FLOW_PKT_ESTABLISHED);

    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(!PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));
    FAIL_IF(!PacketAlertCheck(p, 5));

    PASS;

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER,
                            client_change_cipher_spec_buf,
                            client_change_cipher_spec_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(!PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT,
                            server_change_cipher_spec_buf,
                            server_change_cipher_spec_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER,
                            toserver_app_data_buf, toserver_app_data_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));

    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    SigGroupCleanup(de_ctx);
    SigCleanSignatures(de_ctx);

    DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePackets(&p, 1);
    PASS;
}
Exemplo n.º 27
0
/** \test simple google.com query matching, pcre */
static int DetectDnsQueryTest06(void)
{
    /* google.com */
    uint8_t buf[] = {   0x10, 0x32, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
                        0x00, 0x10, 0x00, 0x01, };
    Flow f;
    RSDNSState *dns_state = NULL;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));

    p = UTHBuildPacketReal(buf, sizeof(buf), IPPROTO_UDP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);

    FLOW_INITIALIZE(&f);
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_UDP;
    f.protomap = FlowGetProtoMapping(f.proto);

    p->flow = &f;
    p->flags |= PKT_HAS_FLOW;
    p->flowflags |= FLOW_PKT_TOSERVER;
    f.alproto = ALPROTO_DNS;

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->mpm_matcher = mpm_default_matcher;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "dns_query; content:\"google\"; nocase; "
                              "pcre:\"/google\\.com$/i\"; sid:1;)");
    FAIL_IF_NULL(s);
    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                                      "(msg:\"Test dns_query option\"; "
                                      "dns_query; content:\"google\"; nocase; "
                                      "pcre:\"/^\\.[a-z]{2,3}$/iR\"; sid:2;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS,
                                STREAM_TOSERVER, buf, sizeof(buf));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    dns_state = f.alstate;
    FAIL_IF_NULL(dns_state);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        printf("sig 1 didn't alert, but it should have: ");
        FAIL;
    }
    if (!(PacketAlertCheck(p, 2))) {
        printf("sig 2 didn't alert, but it should have: ");
        FAIL;
    }

    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    FLOW_DESTROY(&f);
    UTHFreePacket(p);
    PASS;
}
Exemplo n.º 28
0
/**
 * \test Test matching for google in the issuer of a certificate
 *
 */
static int DetectTlsIssuerTest02(void)
{
    /* client hello */
    uint8_t client_hello[] = {
            0x16, 0x03, 0x01, 0x00, 0xc8, 0x01, 0x00, 0x00,
            0xc4, 0x03, 0x03, 0xd6, 0x08, 0x5a, 0xa2, 0x86,
            0x5b, 0x85, 0xd4, 0x40, 0xab, 0xbe, 0xc0, 0xbc,
            0x41, 0xf2, 0x26, 0xf0, 0xfe, 0x21, 0xee, 0x8b,
            0x4c, 0x7e, 0x07, 0xc8, 0xec, 0xd2, 0x00, 0x46,
            0x4c, 0xeb, 0xb7, 0x00, 0x00, 0x16, 0xc0, 0x2b,
            0xc0, 0x2f, 0xc0, 0x0a, 0xc0, 0x09, 0xc0, 0x13,
            0xc0, 0x14, 0x00, 0x33, 0x00, 0x39, 0x00, 0x2f,
            0x00, 0x35, 0x00, 0x0a, 0x01, 0x00, 0x00, 0x85,
            0x00, 0x00, 0x00, 0x12, 0x00, 0x10, 0x00, 0x00,
            0x0d, 0x77, 0x77, 0x77, 0x2e, 0x67, 0x6f, 0x6f,
            0x67, 0x6c, 0x65, 0x2e, 0x6e, 0x6f, 0xff, 0x01,
            0x00, 0x01, 0x00, 0x00, 0x0a, 0x00, 0x08, 0x00,
            0x06, 0x00, 0x17, 0x00, 0x18, 0x00, 0x19, 0x00,
            0x0b, 0x00, 0x02, 0x01, 0x00, 0x00, 0x23, 0x00,
            0x00, 0x33, 0x74, 0x00, 0x00, 0x00, 0x10, 0x00,
            0x29, 0x00, 0x27, 0x05, 0x68, 0x32, 0x2d, 0x31,
            0x36, 0x05, 0x68, 0x32, 0x2d, 0x31, 0x35, 0x05,
            0x68, 0x32, 0x2d, 0x31, 0x34, 0x02, 0x68, 0x32,
            0x08, 0x73, 0x70, 0x64, 0x79, 0x2f, 0x33, 0x2e,
            0x31, 0x08, 0x68, 0x74, 0x74, 0x70, 0x2f, 0x31,
            0x2e, 0x31, 0x00, 0x05, 0x00, 0x05, 0x01, 0x00,
            0x00, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x16, 0x00,
            0x14, 0x04, 0x01, 0x05, 0x01, 0x06, 0x01, 0x02,
            0x01, 0x04, 0x03, 0x05, 0x03, 0x06, 0x03, 0x02,
            0x03, 0x04, 0x02, 0x02, 0x02
    };

    /* server hello */
    uint8_t server_hello[] = {
            0x16, 0x03, 0x03, 0x00, 0x48, 0x02, 0x00, 0x00,
            0x44, 0x03, 0x03, 0x57, 0x91, 0xb8, 0x63, 0xdd,
            0xdb, 0xbb, 0x23, 0xcf, 0x0b, 0x43, 0x02, 0x1d,
            0x46, 0x11, 0x27, 0x5c, 0x98, 0xcf, 0x67, 0xe1,
            0x94, 0x3d, 0x62, 0x7d, 0x38, 0x48, 0x21, 0x23,
            0xa5, 0x62, 0x31, 0x00, 0xc0, 0x2f, 0x00, 0x00,
            0x1c, 0xff, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00,
            0x00, 0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x10,
            0x00, 0x05, 0x00, 0x03, 0x02, 0x68, 0x32, 0x00,
            0x0b, 0x00, 0x02, 0x01, 0x00
    };

    /* certificate */
    uint8_t certificate[] = {
            0x16, 0x03, 0x03, 0x04, 0x93, 0x0b, 0x00, 0x04,
            0x8f, 0x00, 0x04, 0x8c, 0x00, 0x04, 0x89, 0x30,
            0x82, 0x04, 0x85, 0x30, 0x82, 0x03, 0x6d, 0xa0,
            0x03, 0x02, 0x01, 0x02, 0x02, 0x08, 0x5c, 0x19,
            0xb7, 0xb1, 0x32, 0x3b, 0x1c, 0xa1, 0x30, 0x0d,
            0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
            0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x49, 0x31,
            0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06,
            0x13, 0x02, 0x55, 0x53, 0x31, 0x13, 0x30, 0x11,
            0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x0a, 0x47,
            0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e,
            0x63, 0x31, 0x25, 0x30, 0x23, 0x06, 0x03, 0x55,
            0x04, 0x03, 0x13, 0x1c, 0x47, 0x6f, 0x6f, 0x67,
            0x6c, 0x65, 0x20, 0x49, 0x6e, 0x74, 0x65, 0x72,
            0x6e, 0x65, 0x74, 0x20, 0x41, 0x75, 0x74, 0x68,
            0x6f, 0x72, 0x69, 0x74, 0x79, 0x20, 0x47, 0x32,
            0x30, 0x1e, 0x17, 0x0d, 0x31, 0x36, 0x30, 0x37,
            0x31, 0x33, 0x31, 0x33, 0x32, 0x34, 0x35, 0x32,
            0x5a, 0x17, 0x0d, 0x31, 0x36, 0x31, 0x30, 0x30,
            0x35, 0x31, 0x33, 0x31, 0x36, 0x30, 0x30, 0x5a,
            0x30, 0x65, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03,
            0x55, 0x04, 0x06, 0x13, 0x02, 0x55, 0x53, 0x31,
            0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08,
            0x0c, 0x0a, 0x43, 0x61, 0x6c, 0x69, 0x66, 0x6f,
            0x72, 0x6e, 0x69, 0x61, 0x31, 0x16, 0x30, 0x14,
            0x06, 0x03, 0x55, 0x04, 0x07, 0x0c, 0x0d, 0x4d,
            0x6f, 0x75, 0x6e, 0x74, 0x61, 0x69, 0x6e, 0x20,
            0x56, 0x69, 0x65, 0x77, 0x31, 0x13, 0x30, 0x11,
            0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x0a, 0x47,
            0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x20, 0x49, 0x6e,
            0x63, 0x31, 0x14, 0x30, 0x12, 0x06, 0x03, 0x55,
            0x04, 0x03, 0x0c, 0x0b, 0x2a, 0x2e, 0x67, 0x6f,
            0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x6e, 0x6f, 0x30,
            0x82, 0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a,
            0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01,
            0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 0x30,
            0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00,
            0xa5, 0x0a, 0xb9, 0xb1, 0xca, 0x36, 0xd1, 0xae,
            0x22, 0x38, 0x07, 0x06, 0xc9, 0x1a, 0x56, 0x4f,
            0xbb, 0xdf, 0xa8, 0x6d, 0xbd, 0xee, 0x76, 0x16,
            0xbc, 0x53, 0x3c, 0x03, 0x6a, 0x5c, 0x94, 0x50,
            0x87, 0x2f, 0x28, 0xb4, 0x4e, 0xd5, 0x9b, 0x8f,
            0xfe, 0x02, 0xde, 0x2a, 0x83, 0x01, 0xf9, 0x45,
            0x61, 0x0e, 0x66, 0x0e, 0x24, 0x22, 0xe2, 0x59,
            0x66, 0x0d, 0xd3, 0xe9, 0x77, 0x8a, 0x7e, 0x42,
            0xaa, 0x5a, 0xf9, 0x05, 0xbf, 0x30, 0xc7, 0x03,
            0x2b, 0xdc, 0xa6, 0x9c, 0xe0, 0x9f, 0x0d, 0xf1,
            0x28, 0x19, 0xf8, 0xf2, 0x02, 0xfa, 0xbd, 0x62,
            0xa0, 0xf3, 0x02, 0x2b, 0xcd, 0xf7, 0x09, 0x04,
            0x3b, 0x52, 0xd8, 0x65, 0x4b, 0x4a, 0x70, 0xe4,
            0x57, 0xc9, 0x2e, 0x2a, 0xf6, 0x9c, 0x6e, 0xd8,
            0xde, 0x01, 0x52, 0xc9, 0x6f, 0xe9, 0xef, 0x82,
            0xbc, 0x0b, 0x95, 0xb2, 0xef, 0xcb, 0x91, 0xa6,
            0x0b, 0x2d, 0x14, 0xc6, 0x00, 0xa9, 0x33, 0x86,
            0x64, 0x00, 0xd4, 0x92, 0x19, 0x53, 0x3d, 0xfd,
            0xcd, 0xc6, 0x1a, 0xf2, 0x0e, 0x67, 0xc2, 0x1d,
            0x2c, 0xe0, 0xe8, 0x29, 0x97, 0x1c, 0xb6, 0xc4,
            0xb2, 0x02, 0x0c, 0x83, 0xb8, 0x60, 0x61, 0xf5,
            0x61, 0x2d, 0x73, 0x5e, 0x85, 0x4d, 0xbd, 0x0d,
            0xe7, 0x1a, 0x37, 0x56, 0x8d, 0xe5, 0x50, 0x0c,
            0xc9, 0x64, 0x4c, 0x11, 0xea, 0xf3, 0xcb, 0x26,
            0x34, 0xbd, 0x02, 0xf5, 0xc1, 0xfb, 0xa2, 0xec,
            0x27, 0xbb, 0x60, 0xbe, 0x0b, 0xf6, 0xe7, 0x3c,
            0x2d, 0xc9, 0xe7, 0xb0, 0x30, 0x28, 0x17, 0x3d,
            0x90, 0xf1, 0x63, 0x8e, 0x49, 0xf7, 0x15, 0x78,
            0x21, 0xcc, 0x45, 0xe6, 0x86, 0xb2, 0xd8, 0xb0,
            0x2e, 0x5a, 0xb0, 0x58, 0xd3, 0xb6, 0x11, 0x40,
            0xae, 0x81, 0x1f, 0x6b, 0x7a, 0xaf, 0x40, 0x50,
            0xf9, 0x2e, 0x81, 0x8b, 0xec, 0x26, 0x11, 0x3f,
            0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x82, 0x01,
            0x53, 0x30, 0x82, 0x01, 0x4f, 0x30, 0x1d, 0x06,
            0x03, 0x55, 0x1d, 0x25, 0x04, 0x16, 0x30, 0x14,
            0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, 0x07,
            0x03, 0x01, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05,
            0x05, 0x07, 0x03, 0x02, 0x30, 0x21, 0x06, 0x03,
            0x55, 0x1d, 0x11, 0x04, 0x1a, 0x30, 0x18, 0x82,
            0x0b, 0x2a, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c,
            0x65, 0x2e, 0x6e, 0x6f, 0x82, 0x09, 0x67, 0x6f,
            0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x6e, 0x6f, 0x30,
            0x68, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05,
            0x07, 0x01, 0x01, 0x04, 0x5c, 0x30, 0x5a, 0x30,
            0x2b, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05,
            0x07, 0x30, 0x02, 0x86, 0x1f, 0x68, 0x74, 0x74,
            0x70, 0x3a, 0x2f, 0x2f, 0x70, 0x6b, 0x69, 0x2e,
            0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63,
            0x6f, 0x6d, 0x2f, 0x47, 0x49, 0x41, 0x47, 0x32,
            0x2e, 0x63, 0x72, 0x74, 0x30, 0x2b, 0x06, 0x08,
            0x2b, 0x06, 0x01, 0x05, 0x05, 0x07, 0x30, 0x01,
            0x86, 0x1f, 0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f,
            0x2f, 0x63, 0x6c, 0x69, 0x65, 0x6e, 0x74, 0x73,
            0x31, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65,
            0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x6f, 0x63, 0x73,
            0x70, 0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e,
            0x04, 0x16, 0x04, 0x14, 0xc6, 0x53, 0x87, 0x42,
            0x2d, 0xc8, 0xee, 0x7a, 0x62, 0x1e, 0x83, 0xdb,
            0x0d, 0xe2, 0x32, 0xeb, 0x8b, 0xaf, 0x69, 0x40,
            0x30, 0x0c, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x01,
            0x01, 0xff, 0x04, 0x02, 0x30, 0x00, 0x30, 0x1f,
            0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30,
            0x16, 0x80, 0x14, 0x4a, 0xdd, 0x06, 0x16, 0x1b,
            0xbc, 0xf6, 0x68, 0xb5, 0x76, 0xf5, 0x81, 0xb6,
            0xbb, 0x62, 0x1a, 0xba, 0x5a, 0x81, 0x2f, 0x30,
            0x21, 0x06, 0x03, 0x55, 0x1d, 0x20, 0x04, 0x1a,
            0x30, 0x18, 0x30, 0x0c, 0x06, 0x0a, 0x2b, 0x06,
            0x01, 0x04, 0x01, 0xd6, 0x79, 0x02, 0x05, 0x01,
            0x30, 0x08, 0x06, 0x06, 0x67, 0x81, 0x0c, 0x01,
            0x02, 0x02, 0x30, 0x30, 0x06, 0x03, 0x55, 0x1d,
            0x1f, 0x04, 0x29, 0x30, 0x27, 0x30, 0x25, 0xa0,
            0x23, 0xa0, 0x21, 0x86, 0x1f, 0x68, 0x74, 0x74,
            0x70, 0x3a, 0x2f, 0x2f, 0x70, 0x6b, 0x69, 0x2e,
            0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x63,
            0x6f, 0x6d, 0x2f, 0x47, 0x49, 0x41, 0x47, 0x32,
            0x2e, 0x63, 0x72, 0x6c, 0x30, 0x0d, 0x06, 0x09,
            0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01,
            0x0b, 0x05, 0x00, 0x03, 0x82, 0x01, 0x01, 0x00,
            0x7b, 0x27, 0x00, 0x46, 0x8f, 0xfd, 0x5b, 0xff,
            0xcb, 0x05, 0x9b, 0xf7, 0xf1, 0x68, 0xf6, 0x9a,
            0x7b, 0xba, 0x53, 0xdf, 0x63, 0xed, 0x11, 0x94,
            0x39, 0xf2, 0xd0, 0x20, 0xcd, 0xa3, 0xc4, 0x98,
            0xa5, 0x10, 0x74, 0xe7, 0x10, 0x6d, 0x07, 0xf8,
            0x33, 0x87, 0x05, 0x43, 0x0e, 0x64, 0x77, 0x09,
            0x18, 0x4f, 0x38, 0x2e, 0x45, 0xae, 0xa8, 0x34,
            0x3a, 0xa8, 0x33, 0xac, 0x9d, 0xdd, 0x25, 0x91,
            0x59, 0x43, 0xbe, 0x0f, 0x87, 0x16, 0x2f, 0xb5,
            0x27, 0xfd, 0xce, 0x2f, 0x35, 0x5d, 0x12, 0xa1,
            0x66, 0xac, 0xf7, 0x95, 0x38, 0x0f, 0xe5, 0xb1,
            0x18, 0x18, 0xe6, 0x80, 0x52, 0x31, 0x8a, 0x66,
            0x02, 0x52, 0x1a, 0xa4, 0x32, 0x6a, 0x61, 0x05,
            0xcf, 0x1d, 0xf9, 0x90, 0x73, 0xf0, 0xeb, 0x20,
            0x31, 0x7b, 0x2e, 0xc0, 0xb0, 0xfb, 0x5c, 0xcc,
            0xdc, 0x76, 0x55, 0x72, 0xaf, 0xb1, 0x05, 0xf4,
            0xad, 0xf9, 0xd7, 0x73, 0x5c, 0x2c, 0xbf, 0x0d,
            0x84, 0x18, 0x01, 0x1d, 0x4d, 0x08, 0xa9, 0x4e,
            0x37, 0xb7, 0x58, 0xc4, 0x05, 0x0e, 0x65, 0x63,
            0xd2, 0x88, 0x02, 0xf5, 0x82, 0x17, 0x08, 0xd5,
            0x8f, 0x80, 0xc7, 0x82, 0x29, 0xbb, 0xe1, 0x04,
            0xbe, 0xf6, 0xe1, 0x8c, 0xbc, 0x3a, 0xf8, 0xf9,
            0x56, 0xda, 0xdc, 0x8e, 0xc6, 0xe6, 0x63, 0x98,
            0x12, 0x08, 0x41, 0x2c, 0x9d, 0x7c, 0x82, 0x0d,
            0x1e, 0xea, 0xba, 0xde, 0x32, 0x09, 0xda, 0x52,
            0x24, 0x4f, 0xcc, 0xb6, 0x09, 0x33, 0x8b, 0x00,
            0xf9, 0x83, 0xb3, 0xc6, 0xa4, 0x90, 0x49, 0x83,
            0x2d, 0x36, 0xd9, 0x11, 0x78, 0xd0, 0x62, 0x9f,
            0xc4, 0x8f, 0x84, 0xba, 0x7f, 0xaa, 0x04, 0xf1,
            0xd9, 0xa4, 0xad, 0x5d, 0x63, 0xee, 0x72, 0xc6,
            0x4d, 0xd1, 0x4b, 0x41, 0x8f, 0x40, 0x0f, 0x7d,
            0xcd, 0xb8, 0x2e, 0x5b, 0x6e, 0x21, 0xc9, 0x3d
    };

    Flow f;
    SSLState *ssl_state = NULL;
    TcpSession ssn;
    Packet *p1 = NULL;
    Packet *p2 = NULL;
    Packet *p3 = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p1 = UTHBuildPacketReal(client_hello, sizeof(client_hello), IPPROTO_TCP,
                            "192.168.1.5", "192.168.1.1", 51251, 443);
    p2 = UTHBuildPacketReal(server_hello, sizeof(server_hello), IPPROTO_TCP,
                            "192.168.1.1", "192.168.1.5", 443, 51251);
    p3 = UTHBuildPacketReal(certificate, sizeof(certificate), IPPROTO_TCP,
                            "192.168.1.1", "192.168.1.5", 443, 51251);

    FLOW_INITIALIZE(&f);
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);
    f.alproto = ALPROTO_TLS;

    p1->flow = &f;
    p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
    p1->flowflags |= FLOW_PKT_TOSERVER;
    p1->flowflags |= FLOW_PKT_ESTABLISHED;
    p1->pcap_cnt = 1;

    p2->flow = &f;
    p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
    p2->flowflags |= FLOW_PKT_TOCLIENT;
    p2->flowflags |= FLOW_PKT_ESTABLISHED;
    p2->pcap_cnt = 2;

    p3->flow = &f;
    p3->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
    p3->flowflags |= FLOW_PKT_TOCLIENT;
    p3->flowflags |= FLOW_PKT_ESTABLISHED;
    p3->pcap_cnt = 3;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    de_ctx->mpm_matcher = DEFAULT_MPM;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert tls any any -> any any "
                              "(msg:\"Test tls_cert_issuer\"; "
                              "tls_cert_issuer; content:\"google\"; nocase; "
                              "sid:1;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS,
                                STREAM_TOSERVER, client_hello,
                                sizeof(client_hello));
    FLOWLOCK_UNLOCK(&f);

    FAIL_IF(r != 0);

    ssl_state = f.alstate;
    FAIL_IF_NULL(ssl_state);

    SigMatchSignatures(&tv, de_ctx, det_ctx, p1);

    FAIL_IF(PacketAlertCheck(p1, 1));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT,
                            server_hello, sizeof(server_hello));
    FLOWLOCK_UNLOCK(&f);

    FAIL_IF(r != 0);

    SigMatchSignatures(&tv, de_ctx, det_ctx, p2);

    FAIL_IF(PacketAlertCheck(p2, 1));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT,
                            certificate, sizeof(certificate));
    FLOWLOCK_UNLOCK(&f);

    FAIL_IF(r != 0);

    SigMatchSignatures(&tv, de_ctx, det_ctx, p3);

    FAIL_IF_NOT(PacketAlertCheck(p3, 1));

    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p1);
    UTHFreePacket(p2);
    UTHFreePacket(p3);

    PASS;
}
Exemplo n.º 29
0
/** \test simple google.com query matching (TCP splicing) */
static int DetectDnsQueryTest05(void)
{
    /* google.com in 2 chunks (buf1 and buf2) */
    uint8_t buf1[] = {  0x00, 28,                               /* len 28 */
                        0x10, 0x32, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, };

    uint8_t buf2[] = {  0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
                        0x00, 0x10, 0x00, 0x01, };

    uint8_t buf3[] = {  0x00, 44,                               /* len 44 */
                        0x10, 0x32,                             /* tx id */
                        0x81, 0x80,                             /* flags: resp, recursion desired, recusion available */
                        0x00, 0x01,                             /* 1 query */
                        0x00, 0x01,                             /* 1 answer */
                        0x00, 0x00, 0x00, 0x00,                 /* no auth rr, additional rr */
                        /* query record */
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,     /* name */
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,     /* name cont */
                        0x00, 0x01, 0x00, 0x01,                 /* type a, class in */
                        /* answer */
                        0xc0, 0x0c,                             /* ref to name in query above */
                        0x00, 0x01, 0x00, 0x01,                 /* type a, class in */
                        0x00, 0x01, 0x40, 0xef,                 /* ttl */
                        0x00, 0x04,                             /* data len */
                        0x01, 0x02, 0x03, 0x04 };               /* addr */

    /* google.net */
    uint8_t buf4[] = {  0x00, 28,                               /* len 28 */
                        0x11, 0x33, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x6E, 0x65, 0x74, 0x00,
                        0x00, 0x10, 0x00, 0x01, };
    Flow f;
    RSDNSState *dns_state = NULL;
    Packet *p1 = NULL, *p2 = NULL, *p3 = NULL, *p4 = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p1 = UTHBuildPacketReal(buf1, sizeof(buf1), IPPROTO_TCP,
                            "192.168.1.5", "192.168.1.1",
                            41424, 53);
    p2 = UTHBuildPacketReal(buf2, sizeof(buf2), IPPROTO_TCP,
                            "192.168.1.5", "192.168.1.1",
                            41424, 53);
    p3 = UTHBuildPacketReal(buf3, sizeof(buf3), IPPROTO_TCP,
                            "192.168.1.5", "192.168.1.1",
                            41424, 53);
    p4 = UTHBuildPacketReal(buf4, sizeof(buf4), IPPROTO_TCP,
                            "192.168.1.5", "192.168.1.1",
                            41424, 53);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);
    f.alproto = ALPROTO_DNS;

    p1->flow = &f;
    p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p1->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;

    p2->flow = &f;
    p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p2->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;

    p3->flow = &f;
    p3->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p3->flowflags |= FLOW_PKT_TOCLIENT|FLOW_PKT_ESTABLISHED;

    p4->flow = &f;
    p4->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p4->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->mpm_matcher = mpm_default_matcher;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "dns_query; content:\"google.com\"; nocase; sid:1;)");
    FAIL_IF_NULL(s);
    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "dns_query; content:\"google.net\"; nocase; sid:2;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS,
                                STREAM_TOSERVER, buf1, sizeof(buf1));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    dns_state = f.alstate;
    FAIL_IF_NULL(dns_state);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p1);

    if (PacketAlertCheck(p1, 1)) {
        printf("(p1) sig 1 alerted, but it should not have: ");
        FAIL;
    }
    if (PacketAlertCheck(p1, 2)) {
        printf("(p1) sig 2 did alert, but it should not have: ");
        FAIL;
    }

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER,
                            buf2, sizeof(buf2));
    if (r != 0) {
        printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p2);

    if (!(PacketAlertCheck(p2, 1))) {
        printf("sig 1 didn't alert, but it should have: ");
        FAIL;
    }
    if (PacketAlertCheck(p2, 2)) {
        printf("(p2) sig 2 did alert, but it should not have: ");
        FAIL;
    }

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS, STREAM_TOCLIENT,
                            buf3, sizeof(buf3));
    if (r != 0) {
        printf("toclient chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p3);

    if (PacketAlertCheck(p3, 1)) {
        printf("sig 1 did alert, but it should not have: ");
        FAIL;
    }
    if (PacketAlertCheck(p3, 2)) {
        printf("(p3) sig 2 did alert, but it should not have: ");
        FAIL;
    }

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER,
                            buf4, sizeof(buf4));
    if (r != 0) {
        printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p4);

    if (PacketAlertCheck(p4, 1)) {
        printf("(p4) sig 1 did alert, but it should not have: ");
        FAIL;
    }
    if (!(PacketAlertCheck(p4, 2))) {
        printf("sig 1 didn't alert, but it should have: ");
        FAIL;
    }

    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p1);
    UTHFreePacket(p2);
    UTHFreePacket(p3);
    UTHFreePacket(p4);
    PASS;
}
Exemplo n.º 30
0
static int DetectTemplateBufferTest(void)
{
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();
    DetectEngineThreadCtx *det_ctx = NULL;
    DetectEngineCtx *de_ctx = NULL;
    Flow f;
    Packet *p;
    TcpSession tcp;
    ThreadVars tv;
    Signature *s;

    int result = 0;

    uint8_t request[] = "Hello World!";

    /* Setup flow. */
    memset(&f, 0, sizeof(Flow));
    memset(&tcp, 0, sizeof(TcpSession));
    memset(&tv, 0, sizeof(ThreadVars));
    p = UTHBuildPacket(request, sizeof(request), IPPROTO_TCP);
    FLOW_INITIALIZE(&f);
    f.alproto = ALPROTO_TEMPLATE;
    f.protoctx = (void *)&tcp;
    f.proto = IPPROTO_TCP;
    f.flags |= FLOW_IPV4;
    p->flow = &f;
    p->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
    p->flowflags |= FLOW_PKT_TOSERVER | FLOW_PKT_ESTABLISHED;
    StreamTcpInitConfig(TRUE);

    de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }

    /* This rule should match. */
    s = DetectEngineAppendSig(de_ctx,
        "alert tcp any any -> any any ("
        "msg:\"TEMPLATE Test Rule\"; "
        "template_buffer; content:\"World!\"; "
        "sid:1; rev:1;)");
    if (s == NULL) {
        goto end;
    }

    /* This rule should not match. */
    s = DetectEngineAppendSig(de_ctx,
        "alert tcp any any -> any any ("
        "msg:\"TEMPLATE Test Rule\"; "
        "template_buffer; content:\"W0rld!\"; "
        "sid:2; rev:1;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    AppLayerParserParse(alp_tctx, &f, ALPROTO_TEMPLATE, STREAM_TOSERVER,
        request, sizeof(request));
    SCMutexUnlock(&f.m);

    /* Check that we have app-layer state. */
    if (f.alstate == NULL) {
        goto end;
    }

    SigMatchSignatures(&tv, de_ctx, det_ctx, p);
    if (!PacketAlertCheck(p, 1)) {
        goto end;
    }
    if (PacketAlertCheck(p, 2)) {
        goto end;
    }

    result = 1;
end:
    /* Cleanup. */
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);
    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p);

    return result;
}