int Ngn_Hashcat::run ()
{
Application& app = Application::instance();
DJob *job = DJob::Instance();
string cmd;
string hashcat(dengine->getBinaryPath("hashcat"));
int eCode(-1);
// clean results
_results = string("");
// grab settings from job
setAttackMode(job->getAttackMode());
setHashType(job->getHashType());
setMask(job->getMask());
setRules(job->getRules());
setDictionary(job->getDictionary());
setPot("disthc.pot");
// clean pot before working
File f(getPot());
if(f.exists()) {
f.remove();
}
// setup command prefix (format command takes 7 args max)
cmd = format("%s -o %s -s %lu -l %u",
hashcat,
getPot(),
job->getChunk(),
job->getChunkSize()
);
// Attack modes:
// 0 = Straight
// 1 = Combination
// 2 = Toggle-Case
// 3 = Brute-force
// 4 = Permutation
// 5 = Table-Lookup
// if mask minimum set, apply it
if(job->getMaskMin())
{
cmd = format("%s --pw-min %d",
cmd,
job->getMaskMin()
);
}
// if mask maximum set, apply it
if(job->getMaskMax())
{
cmd = format("%s --pw-min %d",
cmd,
job->getMaskMax()
);
}
// discover attack mode and create command to execute
switch(getAttackMode())
{
case 3:
cmd = format("%s -a3 -m %d %s %s %s",
cmd,
getHashType(),
getFlags(),
getHashFile(),
getMask()
);
break;
default:
// default command uses attack mode 0
cmd = format("%s -m %d %s %s %s %s",
cmd,
getHashType(),
getFlags(),
getHashFile(),
getDictionary(),
getRules()
);
}
if(DEBUG) app.logger().information(format("%%Running command: %s", cmd));
// check for ghosts, and run as appropriate
if(isGhost())
{
app.logger().information("~~~ A ghost is loose! ~~~");
app.logger().information(" .-.");
app.logger().information(" (o o) boo!");
app.logger().information(" \\| O \\/");
app.logger().information(" \\ \\ ");
app.logger().information(" `~~~' ");
}
else
{
// run hashcat! :)
// TODO change this over to use Poco Processes
eCode = system(cmd.c_str());
// check for results
if(f.exists()) {
FileInputStream fis(getPot());
//std::ifstream in(pot,std::ios::in);
string line;
while(fis >> line) {
_results.append(line + "\n");
}
}
// TODO might take this out?
// see if it's worth it to just display hashcout output during
// execution
// if enabled, print pot to screen
// if(false) {
// app.logger().information("\n=== Recovered Hashes ===");
// if(!_results.empty()) app.logger().information(_results);
// app.logger().information("========================");
// }
}
void ZrtpPacketHello::configureHello(ZrtpConfigure* config) {
// The NumSupported* data is in ZrtpTextData.h
nHash = config->getNumConfiguredAlgos(HashAlgorithm);
nCipher = config->getNumConfiguredAlgos(CipherAlgorithm);
nPubkey = config->getNumConfiguredAlgos(PubKeyAlgorithm);
nSas = config->getNumConfiguredAlgos(SasType);
nAuth = config->getNumConfiguredAlgos(AuthLength);
// length is fixed Header plus HMAC size (2*ZRTP_WORD_SIZE)
int32_t length = sizeof(HelloPacket_t) + (2 * ZRTP_WORD_SIZE);
length += nHash * ZRTP_WORD_SIZE;
length += nCipher * ZRTP_WORD_SIZE;
length += nPubkey * ZRTP_WORD_SIZE;
length += nSas * ZRTP_WORD_SIZE;
length += nAuth * ZRTP_WORD_SIZE;
// Don't change order of this sequence
oHash = sizeof(Hello_t);
oCipher = oHash + (nHash * ZRTP_WORD_SIZE);
oAuth = oCipher + (nCipher * ZRTP_WORD_SIZE);
oPubkey = oAuth + (nAuth * ZRTP_WORD_SIZE);
oSas = oPubkey + (nPubkey * ZRTP_WORD_SIZE);
oHmac = oSas + (nSas * ZRTP_WORD_SIZE); // offset to HMAC
void* allocated = &data;
memset(allocated, 0, sizeof(data));
zrtpHeader = (zrtpPacketHeader_t *)&((HelloPacket_t *)allocated)->hdr; // the standard header
helloHeader = (Hello_t *)&((HelloPacket_t *)allocated)->hello;
setZrtpId();
// minus 1 for CRC size
setLength(length / ZRTP_WORD_SIZE);
setMessageType((uint8_t*)HelloMsg);
setVersion((uint8_t*)zrtpVersion);
uint32_t lenField = nHash << 16;
for (int32_t i = 0; i < nHash; i++) {
AlgorithmEnum& hash = config->getAlgoAt(HashAlgorithm, i);
setHashType(i, (int8_t*)hash.getName());
}
lenField |= nCipher << 12;
for (int32_t i = 0; i < nCipher; i++) {
AlgorithmEnum& cipher = config->getAlgoAt(CipherAlgorithm, i);
setCipherType(i, (int8_t*)cipher.getName());
}
lenField |= nAuth << 8;
for (int32_t i = 0; i < nAuth; i++) {
AlgorithmEnum& length = config->getAlgoAt(AuthLength, i);
setAuthLen(i, (int8_t*)length.getName());
}
lenField |= nPubkey << 4;
for (int32_t i = 0; i < nPubkey; i++) {
AlgorithmEnum& pubKey = config->getAlgoAt(PubKeyAlgorithm, i);
setPubKeyType(i, (int8_t*)pubKey.getName());
}
lenField |= nSas;
for (int32_t i = 0; i < nSas; i++) {
AlgorithmEnum& sas = config->getAlgoAt(SasType, i);
setSasType(i, (int8_t*)sas.getName());
}
*((uint32_t*)&helloHeader->flags) = zrtpHtonl(lenField);
}
