#include #include #include #include void GetTeb(HANDLE hThread,TEB ** ppTeb) { NTSTATUS Status; ULONG Long; THREAD_BASIC_INFORMATION TBasicInfo; Status = NtQueryInformationThread(hThread, ThreadBasicInformation, &TBasicInfo, sizeof(TBasicInfo), &Long); if ( Status == 0 ) { //dprintf(" %p %x.%x\n",TBasicInfo.TebBaseAddress,TBasicInfo.ClientId.UniqueProcess,TBasicInfo.ClientId.UniqueThread); if (ppTeb) { *ppTeb = TBasicInfo.TebBaseAddress; } } else { dprintf(" NtQueryInformationThread %08x\n",Status); } } void GetCid(HANDLE hThread,CLIENT_ID * pCid) { NTSTATUS Status; ULONG Long; THREAD_BASIC_INFORMATION TBasicInfo; Status = NtQueryInformationThread(hThread, ThreadBasicInformation, &TBasicInfo, sizeof(TBasicInfo), &Long); if ( Status == 0 ) { //dprintf(" %p %x.%x\n",TBasicInfo.TebBaseAddress,TBasicInfo.ClientId.UniqueProcess,TBasicInfo.ClientId.UniqueThread); if (pCid) { memcpy(pCid,&TBasicInfo.ClientId, sizeof(CLIENT_ID)); } } else { dprintf(" NtQueryInformationThread %08x\n",Status); } } void GetPeb(HANDLE hSourceProcess, PEB ** ppPeb, ULONG_PTR * pId) { NTSTATUS Status; ULONG Long; PROCESS_BASIC_INFORMATION PBasicInfo; Status = NtQueryInformationProcess(hSourceProcess, ProcessBasicInformation, &PBasicInfo, sizeof(PBasicInfo), &Long); if ( Status == 0 ) { if (ppPeb) { *ppPeb = PBasicInfo.PebBaseAddress; } if (pId) { *pId = PBasicInfo.UniqueProcessId; } } else { dprintf(" NTSTATUS %08x\n",Status); } } // void PrintHandleBackTrace(HANDLE hHandle,WCHAR * pFileName) { WCHAR pPath[MAX_PATH+1]; GetEnvironmentVariableW(L"windir",pPath,MAX_PATH); lstrcatW(pPath,L"\\system32\\"); lstrcatW(pPath,pFileName); HANDLE hFile = NULL; hFile = CreateFileW(pPath, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0,NULL); if (INVALID_HANDLE_VALUE != hFile) { DWORD dwSize = GetFileSize(hFile,NULL); HANDLE hFileMap = CreateFileMapping(hFile, NULL, PAGE_READONLY, 0, dwSize, NULL); if (hFileMap) { HANDLE * pHandle = (HANDLE *)MapViewOfFile(hFileMap, FILE_MAP_READ, 0,0,0); if(pHandle) { //dprintf("hEvent %p dwSize %x\n",hEvent,dwSize); DWORD SizeRecord = 8*sizeof(HANDLE); DWORD nRecord = dwSize/SizeRecord; HANDLE * pThisHandle = NULL; DWORD i; if (hHandle) { for(i=0;iNumberOfHandles; i++) { if (ProcId == pSysHandleInfo->Handles[i].UniqueProcessId) { //dprintf("handle: %x type %x\n", // pSysHandleInfo->Handles[i].HandleValue, // pSysHandleInfo->Handles[i].ObjectTypeIndex); if (4 == pSysHandleInfo->Handles[i].ObjectTypeIndex) { HANDLE hToken; if (DuplicateHandle(hCurrentProcess, (HANDLE)pSysHandleInfo->Handles[i].HandleValue, GetCurrentProcess(), &hToken, TOKEN_QUERY,FALSE,0)) //TOKEN_QUERY { dprintf("Token: %x\n",pSysHandleInfo->Handles[i].HandleValue); struct Info : public _TOKEN_USER { BYTE m_[SECURITY_MAX_SID_SIZE]; } Token_User_; DWORD dwLen = sizeof(Token_User_); if (GetTokenInformation(hToken, TokenUser, &Token_User_, dwLen, &dwLen)) { LPTSTR pSidString; if (ConvertSidToStringSid(Token_User_.User.Sid,&pSidString)) { dprintf(" Sid : %s\n",pSidString); LocalFree(pSidString); } } else { dprintf(" Sid : err %d\n",GetLastError()); } TOKEN_TYPE TokenType_; dwLen = sizeof(TokenType_); if (GetTokenInformation(hToken, TokenType, &TokenType_, dwLen, &dwLen)) { dprintf(" Type : %d\n",TokenType_); } else { dprintf(" Type : err %d\n",GetLastError()); } SECURITY_IMPERSONATION_LEVEL ImpLevel; dwLen = sizeof(ImpLevel); if (GetTokenInformation(hToken, TokenImpersonationLevel, &ImpLevel, dwLen, &dwLen)) { dprintf(" Level: %d\n",ImpLevel); } else { dprintf(" Level: \n",GetLastError()); } CloseHandle(hToken); } else { dprintf("DuplicateHandle %x err %d\n",pSysHandleInfo->Handles[i].HandleValue,GetLastError()); } } } if (CheckControlC()) break; } } else { dprintf(""); } leave: if (pSysHandleInfo) { HeapFree(GetProcessHeap(),0,pSysHandleInfo); } return; } // // // Invoke a function in the remote process // ////////////////////////////////////////// DECLARE_API( inv ) { INIT_API(); int Len = strlen(args); CHAR * pArgs = (CHAR *)_alloca((Len+1)); lstrcpy(pArgs,(CHAR *)args); MEMORY_ADDRESS pFunction = 0; MEMORY_ADDRESS pArgument = 0; while (isspace(*pArgs)) { pArgs++; } CHAR * pSaved = pArgs; while(!isspace(*pArgs)) pArgs++; // terminate string, if possible if (isspace(*pArgs)) { *pArgs = 0; pArgs++; } else { pArgs = NULL; } pFunction = GetExpression(pSaved); if (pArgs) { pArgument = GetExpression(pArgs); } dprintf("invoking %s(%p) @ %p\n",pSaved,pArgument,pFunction); DWORD dwID; HANDLE hThread = CreateRemoteThread(hCurrentProcess, NULL, 0, (LPTHREAD_START_ROUTINE )pFunction, (LPVOID)pArgument, 0, &dwID); if (hThread) { CLIENT_ID Cid; GetCid(hThread,&Cid); DEBUG_EVENT de; BOOL bRet = FALSE; BOOL StatusRemoteThreadCreated = FALSE; wait_again: bRet = WaitForDebugEvent(&de,INFINITE); if (bRet) { switch(de.dwDebugEventCode) { case OUTPUT_DEBUG_STRING_EVENT: { OUTPUT_DEBUG_STRING_INFO * pDbgStr = &de.u.DebugString; WCHAR * pData = new WCHAR[pDbgStr->nDebugStringLength+1]; if(pDbgStr->fUnicode) { ReadMemory((ULONG_PTR)pDbgStr->lpDebugStringData,pData,pDbgStr->nDebugStringLength*sizeof(WCHAR),NULL); dprintf("%S",pData); } else { ReadMemory((ULONG_PTR)pDbgStr->lpDebugStringData,pData,pDbgStr->nDebugStringLength*sizeof(CHAR),NULL); dprintf("%s",pData); } delete [] pData; } bRet = ContinueDebugEvent((DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread),DBG_CONTINUE); if (bRet) { goto wait_again; } break; case CREATE_THREAD_DEBUG_EVENT: if ((DWORD)((DWORD_PTR)Cid.UniqueProcess) == de.dwProcessId && (DWORD)((DWORD_PTR)Cid.UniqueThread) == de.dwThreadId) { if (!StatusRemoteThreadCreated) { StatusRemoteThreadCreated = TRUE; } } else { dprintf("%x.%x != %x.%x\n", de.dwProcessId,de.dwThreadId, (DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread)); } bRet = ContinueDebugEvent((DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread),DBG_CONTINUE); if (bRet) { goto wait_again; }; break; case CREATE_PROCESS_DEBUG_EVENT: case EXIT_PROCESS_DEBUG_EVENT: //dprintf("DebugEventCode %08x for %x.%x\n",de.dwDebugEventCode,de.dwProcessId,de.dwThreadId); bRet = ContinueDebugEvent((DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread),DBG_CONTINUE); if (bRet) { goto wait_again; }; break; case EXCEPTION_DEBUG_EVENT: { EXCEPTION_DEBUG_INFO * pExcDebug = &de.u.Exception; dprintf("%08x %08x FIRST? %d\n", pExcDebug->ExceptionRecord.ExceptionCode, pExcDebug->ExceptionRecord.ExceptionAddress, pExcDebug->dwFirstChance); bRet = ContinueDebugEvent((DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread),DBG_TERMINATE_THREAD); if (bRet) { goto wait_again; } } break; case EXIT_THREAD_DEBUG_EVENT: if ((DWORD)((DWORD_PTR)Cid.UniqueProcess) == de.dwProcessId && (DWORD)((DWORD_PTR)Cid.UniqueThread) == de.dwThreadId) { if (StatusRemoteThreadCreated) { // ok } else { dprintf("EXIT_THREAD_DEBUG_EVENT %x.%x =?= %x.%x\n", de.dwProcessId,de.dwThreadId,(DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread)); } // // we are done // } else { bRet = ContinueDebugEvent((DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread),DBG_CONTINUE); if (bRet) { goto wait_again; } } break; case LOAD_DLL_DEBUG_EVENT: case UNLOAD_DLL_DEBUG_EVENT: //dprintf("DebugEventCode %08x for %x.%x CONTINUE\n",de.dwDebugEventCode,de.dwProcessId,de.dwThreadId); bRet = ContinueDebugEvent((DWORD)((DWORD_PTR)Cid.UniqueProcess),(DWORD)((DWORD_PTR)Cid.UniqueThread),DBG_CONTINUE); if (bRet) { goto wait_again; } break; default: dprintf("DebugEventCode %08x\n ?????",de.dwDebugEventCode); //ContinueDebugEvent((DWORD)Cid.UniqueProcess,(DWORD)Cid.UniqueThread,DBG_TERMINATE_THREAD); } } else { dprintf("WaitForDebugEvent err: %d\n",GetLastError()); } CloseHandle(hThread); } else { dprintf("CreateRemoteThread %d\n",GetLastError()); } } // // // //////////////////////////////////////////////////////////// struct ContextParam { LIST_ENTRY * pHeadOutParam; ULONG Offset_Cid; ULONG Offset_Image; }; struct PidResolution { LIST_ENTRY Entry; BYTE Image[20]; DWORD Pid; }; DWORD EnumListProcess(VOID * pStructure_OOP, VOID * pLocalStructure, VOID * Context) { //dprintf("%p %p %p\n",pStructure_OOP,pLocalStructure,Context); ContextParam * pContext = (ContextParam *)Context; PidResolution * pRes = (PidResolution *)HeapAlloc(GetProcessHeap(),0,sizeof(PidResolution)); //dprintf("%p\n",pRes); if (pRes) { InsertTailList(pContext->pHeadOutParam,&pRes->Entry); memcpy(pRes->Image,(BYTE *)pLocalStructure+pContext->Offset_Image,16); pRes->Image[16] = 0; pRes->Pid = *(DWORD *)((BYTE *)pLocalStructure+pContext->Offset_Cid); } //dprintf("EPROCESS %p Cid: %x image %s\n",pStructure_OOP,pRes->Pid,pRes->Image); return 0; } DWORD GetProcList(LIST_ENTRY * pHeadOut) { //dprintf("GetProcList\n"); MEMORY_ADDRESS pProcessEntry = GetExpression("nt!PsActiveProcessHead"); ULONG Offset_Entry = 0; ULONG Offset_Cid = 0; ULONG Offset_Image = 0; if (!(0 == GetFieldOffset("nt!_EPROCESS","ActiveProcessLinks",&Offset_Entry) && 0 == GetFieldOffset("nt!_EPROCESS","UniqueProcessId",&Offset_Cid) && 0 == GetFieldOffset("nt!_EPROCESS","ImageFileName",&Offset_Image))) { dprintf("bad symbols\n"); } if (pProcessEntry) { ContextParam Context_ = {pHeadOut,Offset_Cid,Offset_Image}; EnumLinkedListCB((LIST_ENTRY *)pProcessEntry, Offset_Image + 16, // sizeof(EPROCESS) Offset_Entry, // FILED_OFFSET(ActiveProcessLinks) (pfnCallBack2)EnumListProcess, &Context_); } else { dprintf("unable to obtain %s\n","nt!PsActiveProcessHead"); } return 0; } DWORD FreeProcList(LIST_ENTRY * HeadProcess) { while (!IsListEmpty(HeadProcess)) { LIST_ENTRY * pEntry = HeadProcess->Flink; RemoveEntryList(pEntry); HeapFree(GetProcessHeap(),0,pEntry); } return 0; } PidResolution * FindProcList(LIST_ENTRY * HeadProcess,DWORD Cid) { for (LIST_ENTRY * pEntry = HeadProcess->Flink;pEntry != HeadProcess;pEntry = pEntry->Flink) { PidResolution * pRes = CONTAINING_RECORD(pEntry,PidResolution,Entry); if (Cid == pRes->Pid) return pRes; } return 0; } DECLARE_API( tcp_ports ) { INIT_API(); if (!g_KD) { dprintf("KD support only\n"); return; } MEMORY_ADDRESS pTable = GetExpression("tcpip!AddrObjTable"); MEMORY_ADDRESS pNumEntry = GetExpression("tcpip!AddrObjTableSize"); ULONG Offset_next = 0; ULONG Offset_addr = 0; ULONG Offset_port = 0; ULONG Offset_owningpid = 0; ULONG Offset_proto = 0; if (!(0 == GetFieldOffset("tcpip!AddrObj","ao_next",&Offset_next) && 0 == GetFieldOffset("tcpip!AddrObj","ao_port",&Offset_port) && 0 == GetFieldOffset("tcpip!AddrObj","ao_owningpid",&Offset_owningpid) && 0 == GetFieldOffset("tcpip!AddrObj","ao_addr",&Offset_addr) && 0 == GetFieldOffset("tcpip!AddrObj","ao_prot",&Offset_proto) )) { dprintf("bad symbols\n"); return; } LIST_ENTRY HeadProcess = {&HeadProcess,&HeadProcess}; GetProcList(&HeadProcess); if (pTable) { ULONG_PTR TableAddr; if (ReadMemory(pTable,&TableAddr,sizeof(TableAddr),NULL)) { DWORD NumEntry; if (ReadMemory(pNumEntry,&NumEntry,sizeof(NumEntry),NULL)) { ULONG_PTR * pArray = (ULONG_PTR *)_alloca(NumEntry*sizeof(ULONG_PTR)); if (ReadMemory(TableAddr,pArray,NumEntry*sizeof(ULONG_PTR),NULL)) { BYTE * pStorage = (BYTE *)_alloca(Offset_owningpid + sizeof(DWORD)); for(DWORD i=0;iPid,pRes->Image); } BYTE AddrByte[4]; memcpy(AddrByte,pStorage+Offset_addr,4); // ntohs WORD Port2 = ((Port & 0xFF) <<8); WORD Port3 = ((Port & 0xFF00) >> 8); Port = Port2 | Port3; dprintf(" addr: %d.%d.%d.%d port: %d proto: %x \n", AddrByte[0], AddrByte[1], AddrByte[2], AddrByte[3],Port,Protocol); } else { pAddObj_OOP = 0; dprintf("RM %p\n",pTable); } } } } else { dprintf("RM %p\n",pTable); } } else { dprintf("RM %p\n",pTable); } } else { dprintf("RM %p\n",pTable); } } else { dprintf("unable to get %s\n","tcpip!AddrObjTable"); } FreeProcList(&HeadProcess); } // // prototype here // BOOL GetVTable(MEMORY_ADDRESS pThis_OOP); // // // Dumps the thread list with some info on OLE and RPC // // typedef enum tagOLETLSFLAGS { OLETLS_LOCALTID = 0x01, // This TID is in the current process. OLETLS_UUIDINITIALIZED = 0x02, // This Logical thread is init'd. OLETLS_INTHREADDETACH = 0x04, // This is in thread detach. Needed // due to NT's special thread detach // rules. OLETLS_CHANNELTHREADINITIALZED = 0x08,// This channel has been init'd OLETLS_WOWTHREAD = 0x10, // This thread is a 16-bit WOW thread. OLETLS_THREADUNINITIALIZING = 0x20, // This thread is in CoUninitialize. OLETLS_DISABLE_OLE1DDE = 0x40, // This thread can't use a DDE window. OLETLS_APARTMENTTHREADED = 0x80, // This is an STA apartment thread OLETLS_MULTITHREADED = 0x100, // This is an MTA apartment thread OLETLS_IMPERSONATING = 0x200, // This thread is impersonating OLETLS_DISABLE_EVENTLOGGER = 0x400, // Prevent recursion in event logger OLETLS_INNEUTRALAPT = 0x800, // This thread is in the NTA OLETLS_DISPATCHTHREAD = 0x1000, // This is a dispatch thread OLETLS_HOSTTHREAD = 0x2000, // This is a host thread OLETLS_ALLOWCOINIT = 0x4000, // This thread allows inits OLETLS_PENDINGUNINIT = 0x8000, // This thread has pending uninit OLETLS_FIRSTMTAINIT = 0x10000,// First thread to attempt an MTA init OLETLS_FIRSTNTAINIT = 0x20000,// First thread to attempt an NTA init OLETLS_APTINITIALIZING = 0x40000 // Apartment Object is initializing } OLETLSFLAGS; void PrintOleFlags(DWORD dwFlags) { if (dwFlags & OLETLS_LOCALTID) dprintf("OLETLS_LOCALTID "); if (dwFlags & OLETLS_WOWTHREAD) dprintf("OLETLS_WOWTHREAD "); if (dwFlags & OLETLS_THREADUNINITIALIZING ) dprintf("OLETLS_THREADUNINITIALIZING "); if (dwFlags & OLETLS_DISABLE_OLE1DDE) dprintf("OLETLS_DISABLE_OLE1DDE "); if (dwFlags & OLETLS_APARTMENTTHREADED) dprintf("OLETLS_APARTMENTTHREADED "); if (dwFlags & OLETLS_MULTITHREADED) dprintf("OLETLS_MULTITHREADED "); if (dwFlags & OLETLS_IMPERSONATING) dprintf("OLETLS_IMPERSONATING "); if (dwFlags & OLETLS_DISABLE_EVENTLOGGER) dprintf("OLETLS_DISABLE_EVENTLOGGER "); if (dwFlags & OLETLS_INNEUTRALAPT ) dprintf("OLETLS_INNEUTRALAPT "); if (dwFlags & OLETLS_DISPATCHTHREAD) dprintf("OLETLS_DISPATCHTHREAD "); if (dwFlags & OLETLS_HOSTTHREAD) dprintf("OLETLS_HOSTTHREAD "); if (dwFlags & OLETLS_ALLOWCOINIT ) dprintf("OLETLS_ALLOWCOINIT "); if (dwFlags & OLETLS_PENDINGUNINIT ) dprintf("OLETLS_PENDINGUNINIT "); if (dwFlags & OLETLS_FIRSTMTAINIT) dprintf("OLETLS_FIRSTMTAINIT "); if (dwFlags & OLETLS_FIRSTNTAINIT) dprintf("OLETLS_FIRSTNTAINIT "); if (dwFlags & OLETLS_APTINITIALIZING) dprintf("OLETLS_APTINITIALIZING "); } // // // rpcrt4!THREAD // ole32!SOleTlsData // void DumpRpcOle(ULONG_PTR pRpc,ULONG_PTR pOle) { if (pRpc) { ULONG OffsetContext; ULONG_PTR pRpcLRPC = 0; if (0 != GetFieldOffset("rpcrt4!THREAD","Context",&OffsetContext)) { #ifdef _WIN64 OffsetContext = 0x18; #else OffsetContext = 0x10; #endif } ReadMemory(pRpc+OffsetContext,&pRpcLRPC,sizeof(ULONG_PTR),0); ULONG_PTR pFirstVoid = 0; ReadMemory((ULONG_PTR)pRpcLRPC,&pFirstVoid,sizeof(ULONG_PTR),0); BYTE pString[256]; pString[0]=0; #ifdef KDEXT_64BIT ULONG64 Displ; #else ULONG Displ; #endif if (pFirstVoid) GetSymbol(pFirstVoid,(PCHAR)pString,&Displ); if (lstrlenA((CHAR *)pString)) { dprintf(" %s+%x %p\n",pString,Displ,pRpcLRPC); if (strstr((const char *)pString,"LRPC_SCALL")) { ULONG OffsetCID; if (0 != GetFieldOffset("rpcrt4!LRPC_SCALL","ClientId",&OffsetCID)) { #ifdef _WIN64 OffsetCID = 0x100; #else OffsetCID = 0xa0; #endif } CLIENT_ID CID; ReadMemory(pRpcLRPC+OffsetCID,&CID,sizeof(CLIENT_ID),NULL); dprintf(" - - - - called from: %x.%x\n",CID.UniqueProcess,CID.UniqueThread); } } else { dprintf(" rpcrt4!THREAD.Context %p\n",pRpcLRPC); } } if (pOle) { ULONG OffsetCallContext; ULONG_PTR pCallCtx = 0; if (0 != GetFieldOffset("ole32!SOleTlsData","pCallContext",&OffsetCallContext)) { #ifdef _WIN64 OffsetCallContext = 0x88; #else OffsetCallContext = 0x54; #endif } ULONG OffsetdwFlags; DWORD dwFlags; if (0 != GetFieldOffset("ole32!SOleTlsData","dwFlags",&OffsetdwFlags)) { #ifdef _WIN64 OffsetdwFlags = 0x14; #else OffsetdwFlags = 0xc; #endif } ReadMemory(pOle+OffsetCallContext,&pCallCtx,sizeof(ULONG_PTR),0); ReadMemory(pOle+OffsetdwFlags,&dwFlags,sizeof(DWORD),0); dprintf(" ole32!SOleTlsData::pCallContext %p\n",pCallCtx); if (pCallCtx) GetVTable(pCallCtx); dprintf(" "); PrintOleFlags(dwFlags); dprintf("\n"); } } // // // call HeapFree(GetProcessHeap) on the OUT pointers // ////////////////////////////////////////////////////// DWORD GetThreadArrays(HANDLE hCurrentProcess, DWORD * pdwThreads, SYSTEM_EXTENDED_THREAD_INFORMATION ** ppExtThreadInfo, TEB *** pppTebs) { if (!pdwThreads || !ppExtThreadInfo || !pppTebs) { return ERROR_INVALID_PARAMETER; }; NTSTATUS Status; DWORD dwInc = 8*1024; DWORD dwSize = dwInc; VOID * pData = NULL; DWORD dwReturned; loop_realloc: pData = HeapAlloc(GetProcessHeap(),0,dwSize); if (!pData) { return ERROR_OUTOFMEMORY; } Status = NtQuerySystemInformation(SystemExtendedProcessInformation, pData, dwSize, &dwReturned); if (STATUS_INFO_LENGTH_MISMATCH == Status) { HeapFree(GetProcessHeap(),0,pData); dwSize += dwInc; goto loop_realloc; } else if (STATUS_SUCCESS == Status) { // here we have the snapshot:parse it SYSTEM_PROCESS_INFORMATION * pProcInfo = (SYSTEM_PROCESS_INFORMATION *)pData; SYSTEM_EXTENDED_THREAD_INFORMATION * pThreadInfo; // get the process id; ULONG_PTR IdProc; GetPeb(hCurrentProcess,NULL,&IdProc); while (TRUE) { //dprintf(" process %p curr %p\n",pProcInfo->UniqueProcessId,IdProc); if (IdProc == (ULONG_PTR)pProcInfo->UniqueProcessId) { DWORD Threads = pProcInfo->NumberOfThreads; *pdwThreads = Threads; DWORD i; pThreadInfo = (SYSTEM_EXTENDED_THREAD_INFORMATION *)((ULONG_PTR)pProcInfo+sizeof(SYSTEM_PROCESS_INFORMATION)); SYSTEM_EXTENDED_THREAD_INFORMATION * pOutThreadInfo = NULL; TEB ** ppOutTebs = NULL; pOutThreadInfo = (SYSTEM_EXTENDED_THREAD_INFORMATION *)HeapAlloc(GetProcessHeap(),0,Threads*sizeof(SYSTEM_EXTENDED_THREAD_INFORMATION)); if (pOutThreadInfo) { ppOutTebs = (TEB **)HeapAlloc(GetProcessHeap(),0,Threads*sizeof(TEB *)); if (!ppOutTebs) { HeapFree(GetProcessHeap(),0,pOutThreadInfo); Status = ERROR_OUTOFMEMORY; Threads = 0; // to stop loop } else { memcpy(pOutThreadInfo,pThreadInfo,Threads*sizeof(SYSTEM_EXTENDED_THREAD_INFORMATION)); } } else { Status = ERROR_OUTOFMEMORY; Threads = 0; // to stop loop } for (i=0;iThreadInfo.ClientId.UniqueProcess,pThreadInfo->ThreadInfo.ClientId.UniqueThread); NTSTATUS StatusThread; HANDLE hThread; OBJECT_ATTRIBUTES Obja = {sizeof( OBJECT_ATTRIBUTES ), 0, 0, 0 ,0 }; StatusThread = NtOpenThread(&hThread,THREAD_QUERY_INFORMATION,&Obja,&(pThreadInfo->ThreadInfo.ClientId)); if (((NTSTATUS)0L) == StatusThread) { TEB * pTeb = NULL; GetTeb(hThread,&pTeb); ppOutTebs[i] = pTeb; CloseHandle(hThread); } else { dprintf("NtOpenThread %d\n",StatusThread); } pThreadInfo++; } // once found our process, // don't bother with the others *pppTebs = ppOutTebs; *ppExtThreadInfo = pOutThreadInfo; Status = NO_ERROR; break; } if (0 == pProcInfo->NextEntryOffset) { break; } else { pProcInfo = (SYSTEM_PROCESS_INFORMATION *)((ULONG_PTR)pProcInfo+pProcInfo->NextEntryOffset); } } } else // other cases { dprintf("NtQuerySystemInformation %08x\n",Status); return Status; } return Status; } DECLARE_API(t) { INIT_API(); DWORD dwThreads; TEB ** ppTebs = NULL; SYSTEM_EXTENDED_THREAD_INFORMATION * pSysThreadInfo = NULL; // get the offsets only once ULONG OffsetRPC; ULONG_PTR pRpcThread; if (0 != GetFieldOffset("ntdll!TEB","ReservedForNtRpc",&OffsetRPC)) { #ifdef _WIN64 OffsetRPC = 0x1698; #else OffsetRPC = 0xf1c; #endif } ULONG OffsetOLE; ULONG_PTR pOleThread; if (0 != GetFieldOffset("ntdll!TEB","ReservedForOle",&OffsetOLE)) { #ifdef _WIN64 OffsetOLE = 0x1758; #else OffsetOLE = 0xf80; #endif } DWORD dwErr; MEMORY_ADDRESS pCurrentTEB = GetExpression(args); dwErr = GetThreadArrays(hCurrentProcess,&dwThreads, &pSysThreadInfo,&ppTebs); if (NO_ERROR == dwErr) { for (DWORD i=0;iThreadInfo.ClientId.UniqueProcess,pThreadInfo->ThreadInfo.ClientId.UniqueThread, pThreadInfo->Win32StartAddress, pTeb,NtTib.FiberData, NtTib.StackLimit,NtTib.StackBase, pRpcThread, pOleThread); #ifdef _WIN64 // +0x1788 DeallocationBStore : (null) // +0x1790 BStoreLimit : 0x000006fb`faba2000 ULONG_PTR lDeAlloc; ULONG_PTR lBPLimit; ULONG Offset_DeallocationBStore = 0x1788; ReadMemory((ULONG_PTR)pTeb+Offset_DeallocationBStore,&lDeAlloc,sizeof(ULONG_PTR),0); ULONG Offset_BStoreLimit = 0x1790; ReadMemory((ULONG_PTR)pTeb+Offset_BStoreLimit,&lBPLimit,sizeof(ULONG_PTR),0); dprintf(" DAll %p BStL %p\n",lDeAlloc,lBPLimit); #endif DumpRpcOle(pRpcThread,pOleThread); } else { dprintf("RM %p %p\n",(ULONG_PTR)pTeb+OffsetOLE,(ULONG_PTR)pTeb+OffsetRPC); } } } if (ppTebs) HeapFree(GetProcessHeap(),0,ppTebs); if (pSysThreadInfo) HeapFree(GetProcessHeap(),0,pSysThreadInfo); } DECLARE_API(srt) { INIT_API(); DWORD dwThreads; TEB ** ppTebs; SYSTEM_EXTENDED_THREAD_INFORMATION * pSysThreadInfo; MEMORY_ADDRESS Addr = GetExpression(args); ULONG_PTR * ThreadMem = NULL; ULONG_PTR Size = 0; if (NO_ERROR == GetThreadArrays(hCurrentProcess,&dwThreads, &pSysThreadInfo,&ppTebs)) { for (DWORD i=0;i Size) { Size = CurrSize; if (ThreadMem) { HeapFree(GetProcessHeap(),0,ThreadMem); ThreadMem = NULL; } ThreadMem = (ULONG_PTR *)HeapAlloc(GetProcessHeap(),0,Size); } if (ThreadMem) { if (ReadMemory(Limit,ThreadMem,(ULONG)CurrSize,NULL)) { for(DWORD j=0;jThreadInfo.ClientId.UniqueProcess,pThreadInfo->ThreadInfo.ClientId.UniqueThread, Limit+((ULONG_PTR)&ThreadMem[j]-(ULONG_PTR)ThreadMem)); } } } }; } HeapFree(GetProcessHeap(),0,ppTebs); HeapFree(GetProcessHeap(),0,pSysThreadInfo); } if (ThreadMem) HeapFree(GetProcessHeap(),0,ThreadMem); } #if defined(_X86_) #ifndef PAGE_SIZE #define PAGE_SIZE 0x1000 #endif #define USER_ALIGNMENT 8 #elif defined(_IA64_) #ifndef PAGE_SIZE #define PAGE_SIZE 0x2000 #endif #define USER_ALIGNMENT 16 #elif defined(_AMD64_) #ifndef PAGE_SIZE #define PAGE_SIZE 0x1000 #endif #define USER_ALIGNMENT 16 #else #error // platform not defined #endif BYTE s_Prolog[] = { 0x8b, 0xd0 }; // repeat this BYTE s_Body[] = { 0xb8, 0xFF, 0xFF, 0xFF, 0xFF, 0x8b, 0x48, 0x04, 0x8b, 0x58, 0x08, 0x3b, 0xcb, 0x74, 0x07, 0x8b, 0x03, 0x83, 0xc3, 0x04, 0xeb, 0xf5, }; // stop repeat BYTE s_Epilog[] = { 0x8b, 0xc2, 0xcc, 0xba, 0xEE, 0xEE, 0xEE, 0xEE, 0xff, 0xe2, 0x90, 0x90, }; DECLARE_API(ksrt) { INIT_API(); if (!g_KD) { dprintf("KD support only\n"); return; } char * pArgs = (char *)args; while(isspace(*pArgs)) pArgs++; MEMORY_ADDRESS EProcess = GetExpression(pArgs); while(!isspace(*pArgs)) pArgs++; while(isspace(*pArgs)) pArgs++; char * pValue = pArgs; MEMORY_ADDRESS SearchFor = GetExpression(pValue); while(!isspace(*pArgs)) pArgs++; while(isspace(*pArgs)) pArgs++; MEMORY_ADDRESS PrintPageIn = 0; if (pArgs != pValue+strlen(pValue)) { PrintPageIn = GetExpression(pArgs); } dprintf("[DBG] %p %p %p\n",EProcess,SearchFor,PrintPageIn ); ULONG OffsetProcessThreadList; if (0 != GetFieldOffset("nt!_KPROCESS","ThreadListHead",&OffsetProcessThreadList)) { #ifdef _WIN64 OffsetProcessThreadList = 0x088; #else OffsetProcessThreadList = 0x050; #endif } ULONG OffsetThreadThreadList; if (0 != GetFieldOffset("nt!_KTHREAD","ThreadListEntry",&OffsetThreadThreadList)) { #ifdef _WIN64 OffsetThreadThreadList = 0x320; #else OffsetThreadThreadList = 0x1b0; #endif } ULONG OffsetThreadTEB; if (0 != GetFieldOffset("nt!_KTHREAD","Teb",&OffsetThreadTEB)) { #ifdef _WIN64 OffsetThreadTEB = 0x070; #else OffsetThreadTEB = 0x020; #endif } if (EProcess) { #ifdef _X86_ BYTE * pMemory = NULL; BYTE * pNext; if (PrintPageIn) { pMemory = (BYTE *)HeapAlloc(GetProcessHeap(),0,4*1024); pNext = pMemory; if (NULL == pMemory) { PrintPageIn = 0; } else { memset(pMemory,0x90,4*1024); memcpy(pMemory,s_Prolog,sizeof(s_Prolog)); pNext+=sizeof(s_Prolog); } } dprintf("pMemory %p\n",pMemory); #endif LIST_ENTRY HeadList; LIST_ENTRY * pListEntry = &HeadList; EProcess += OffsetProcessThreadList; DWORD SizeToRead = max(OffsetThreadTEB,OffsetThreadThreadList)+sizeof(LIST_ENTRY); ULONG_PTR KThreadAddr; ULONG_PTR Teb; ULONG_PTR * pKTHREAD = (ULONG_PTR *)_alloca(SizeToRead); if (ReadMemory(EProcess,&HeadList,sizeof(LIST_ENTRY),NULL)) { DWORD i = 0; while ((LIST_ENTRY *)EProcess != pListEntry->Flink) { //dprintf("pListEntry->Flink %p\n",pListEntry->Flink); KThreadAddr = (ULONG_PTR)pListEntry->Flink - (ULONG_PTR)OffsetThreadThreadList; if (ReadMemory((ULONG_PTR)KThreadAddr,pKTHREAD,SizeToRead,NULL)) { // do useful work Teb = *((ULONG_PTR *)((BYTE *)pKTHREAD+OffsetThreadTEB)); dprintf(" %d - _KTHREAD %p TEB %p\n",i++,KThreadAddr,Teb); if (PrintPageIn) { #ifdef _X86_ memcpy(pNext,s_Body,sizeof(s_Body)); *(ULONG_PTR *)(pNext+1) = Teb; pNext+=sizeof(s_Body); #endif } else { NT_TIB ThreadTib; if (ReadMemory(Teb,&ThreadTib,sizeof(NT_TIB),NULL)) { dprintf(" EL %p B %p L %p F %p\n",ThreadTib.ExceptionList,ThreadTib.StackBase,ThreadTib.StackLimit,ThreadTib.FiberData); ULONG_PTR Current = (ULONG_PTR)ThreadTib.StackLimit; ULONG_PTR nPages = (ULONG_PTR)ThreadTib.StackBase-(ULONG_PTR)ThreadTib.StackLimit; nPages /= PAGE_SIZE; ULONG_PTR j; for (j=0;j (ULONG_PTR)Tib.StackBase) { bRpcRt4Fix = TRUE; // rpcrt4 call_stack fix EBP = (ULONG_PTR)(Tib.StackBase) - 0x6c; } } dprintf("looking for %p\n",EBP); while ((ULONG_PTR)pEBP > (ULONG_PTR)pLimit){ if (*pEBP-- == EBP){ bFound = TRUE; break; } } if (bFound) { pEBP++; OldEBP = EBP; EBP = (ULONG_PTR)(Tib.StackBase)-((ULONG_PTR)pBase-(ULONG_PTR)pEBP); } else { bGoOn = FALSE; } } } delete [] pStack; } } else { dprintf("%s cannot be interpreted\b",args); } #endif } DECLARE_API(bs) { #ifdef i386 INIT_API(); char * pArgs = (char *)args; MEMORY_ADDRESS pTeb = GetExpression(args); while (isspace(*pArgs)) pArgs++; // skip leading spaces while (!isspace(*pArgs)) pArgs++; // skip the TEB while (isspace(*pArgs)) pArgs++; // skip other spaces MEMORY_ADDRESS pCurrentESP = GetExpression(pArgs); if (pTeb) { NT_TIB Tib; ReadMemory(pTeb,&Tib,sizeof(Tib),NULL); dprintf(" exception %p base %p limit %p\n", Tib.ExceptionList,Tib.StackBase,Tib.StackLimit); ULONG_PTR dwSize = (ULONG_PTR)Tib.StackBase-(ULONG_PTR)Tib.StackLimit; BYTE * pStack = new BYTE[dwSize]; if (pStack) { ULONG_PTR * pBase = (ULONG_PTR *)(pStack+dwSize); ULONG_PTR * pLimit = (ULONG_PTR *)pStack; if (ReadMemory((ULONG_PTR)Tib.StackLimit,pStack,(ULONG_PTR)Tib.StackBase-(ULONG_PTR)Tib.StackLimit,NULL)) { dwSize = dwSize/sizeof(ULONG_PTR); ULONG_PTR * pStack2 = (ULONG_PTR *)pStack; ULONG_PTR i = (dwSize-1); while(i) { char * pInstr = GetCall(pLimit[i],FALSE); if (pInstr) { if (strstr(pInstr,"__SEH_")) { // skip those } else { if ((ULONG_PTR)Tib.StackBase > pLimit[i-1] && pLimit[i-1] > (ULONG_PTR)Tib.StackLimit) { dprintf(" "); GetVTable((MEMORY_ADDRESS)((ULONG_PTR)Tib.StackLimit+i*sizeof(ULONG_PTR))); pInstr = strstr(pInstr,"call"); dprintf("[%p] %p %p - %s", (ULONG_PTR)Tib.StackLimit+(i-1)*sizeof(ULONG_PTR), pLimit[i-1], pLimit[i], pInstr); } } } i--; if (pCurrentESP) // the user specified a end address { if (((ULONG_PTR)Tib.StackLimit+(i-1)*sizeof(ULONG_PTR)) < pCurrentESP) break; } } } else { dprintf("RM %p\n",Tib.StackLimit); } delete [] pStack; } } else { dprintf("cannot interpret,%s\b",args); } #endif } // // given the TEB, prints the ExceptionList // struct _C9_REGISTRATION_RECORD { _C9_REGISTRATION_RECORD * prev; void * handler; void * scopetable; void * trylevel; void * pSpare0; void * pSpare1; }; // // _C9_REGISTRATION_RECORD.scopetable points to an array of _SCOPETABLE_ENTRY // struct _SCOPETABLE_ENTRY { ULONG_PTR enclosing_level; VOID * filter; VOID * specific_handler; }; DECLARE_API(el) { INIT_API(); #ifndef _X86_ dprintf("unsupported on this platform\n"); return; #endif MEMORY_ADDRESS pTeb = GetExpression(args); if (pTeb) { NT_TIB Tib; if (ReadMemory(pTeb,&Tib,sizeof(Tib),NULL)) { //Tib.ExceptionList,Tib.StackBase,Tib.StackLimit); _C9_REGISTRATION_RECORD ExRegRec; ExRegRec.prev = (_C9_REGISTRATION_RECORD *)Tib.ExceptionList; do { _C9_REGISTRATION_RECORD * pThis = ExRegRec.prev; if (ReadMemory((MEMORY_ADDRESS)pThis,&ExRegRec,sizeof(ExRegRec),NULL)) { dprintf(" %p (%p %p %p %p)\n",pThis,ExRegRec.prev,ExRegRec.handler,ExRegRec.scopetable,ExRegRec.trylevel); #ifdef KDEXT_64BIT ULONG64 Displ; #else ULONG Displ; #endif char pString[256]; pString[0]=0; GetSymbol((ULONG_PTR)ExRegRec.handler,(PCHAR)pString,&Displ); if (lstrlenA((CHAR *)pString)) dprintf(" %s+%x\n",pString,Displ); if (!GetCall((ULONG_PTR)ExRegRec.pSpare1)) { GetCall((ULONG_PTR)ExRegRec.pSpare0); } } else { dprintf("RM %p\n",Tib.ExceptionList); break; } } while((ULONG_PTR)(-1) != (ULONG_PTR)ExRegRec.prev); } else { dprintf("RM %p\n",pTeb); } } else { dprintf("invalid TEB %s\n",args); } }