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GetPIDandHandle(evt).cpp
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GetPIDandHandle(evt).cpp
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#include <windows.h>
#include <stdio.h>
#include <process.h>
#pragma comment(lib,"Advapi32.lib")
#define NT_SUCCESS(x) ((x) >= 0)
#define STATUS_INFO_LENGTH_MISMATCH 0xc0000004
typedef enum _SYSTEM_INFORMATION_CLASS {
SystemBasicInformation = 0,
SystemPerformanceInformation = 2,
SystemTimeOfDayInformation = 3,
SystemProcessInformation = 5,
SystemProcessorPerformanceInformation = 8,
SystemInterruptInformation = 23,
SystemExceptionInformation = 33,
SystemRegistryQuotaInformation = 37,
SystemLookasideInformation = 45
} SYSTEM_INFORMATION_CLASS;
const SYSTEM_INFORMATION_CLASS SystemExtendedHandleInformation = (SYSTEM_INFORMATION_CLASS)64;
#define ObjectBasicInformation 0
#define ObjectNameInformation 1
#define ObjectTypeInformation 2
typedef NTSTATUS(NTAPI *_NtQuerySystemInformation)(
ULONG SystemInformationClass,
PVOID SystemInformation,
ULONG SystemInformationLength,
PULONG ReturnLength
);
typedef NTSTATUS(NTAPI *_NtDuplicateObject)(
HANDLE SourceProcessHandle,
HANDLE SourceHandle,
HANDLE TargetProcessHandle,
PHANDLE TargetHandle,
ACCESS_MASK DesiredAccess,
ULONG Attributes,
ULONG Options
);
typedef NTSTATUS(NTAPI *_NtQueryObject)(
HANDLE ObjectHandle,
ULONG ObjectInformationClass,
PVOID ObjectInformation,
ULONG ObjectInformationLength,
PULONG ReturnLength
);
typedef struct _UNICODE_STRING
{
USHORT Length;
USHORT MaximumLength;
PWSTR Buffer;
} UNICODE_STRING, *PUNICODE_STRING;
typedef struct _SYSTEM_HANDLE
{
ULONG ProcessId;
BYTE ObjectTypeNumber;
BYTE Flags;
USHORT Handle;
PVOID Object;
ACCESS_MASK GrantedAccess;
} SYSTEM_HANDLE, *PSYSTEM_HANDLE;
typedef struct _SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX
{
PVOID Object;
HANDLE UniqueProcessId;
HANDLE HandleValue;
ULONG GrantedAccess;
USHORT CreatorBackTraceIndex;
USHORT ObjectTypeIndex;
ULONG HandleAttributes;
ULONG Reserved;
} SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX, *PSYSTEM_HANDLE_TABLE_ENTRY_INFO_EX;
typedef struct _SYSTEM_HANDLE_INFORMATION_EX
{
ULONG_PTR NumberOfHandles;
ULONG_PTR Reserved;
SYSTEM_HANDLE_TABLE_ENTRY_INFO_EX Handles[1];
} SYSTEM_HANDLE_INFORMATION_EX, *PSYSTEM_HANDLE_INFORMATION_EX;
typedef enum _POOL_TYPE
{
NonPagedPool,
PagedPool,
NonPagedPoolMustSucceed,
DontUseThisType,
NonPagedPoolCacheAligned,
PagedPoolCacheAligned,
NonPagedPoolCacheAlignedMustS
} POOL_TYPE, *PPOOL_TYPE;
typedef struct _OBJECT_TYPE_INFORMATION
{
UNICODE_STRING Name;
ULONG TotalNumberOfObjects;
ULONG TotalNumberOfHandles;
ULONG TotalPagedPoolUsage;
ULONG TotalNonPagedPoolUsage;
ULONG TotalNamePoolUsage;
ULONG TotalHandleTableUsage;
ULONG HighWaterNumberOfObjects;
ULONG HighWaterNumberOfHandles;
ULONG HighWaterPagedPoolUsage;
ULONG HighWaterNonPagedPoolUsage;
ULONG HighWaterNamePoolUsage;
ULONG HighWaterHandleTableUsage;
ULONG InvalidAttributes;
GENERIC_MAPPING GenericMapping;
ULONG ValidAccess;
BOOLEAN SecurityRequired;
BOOLEAN MaintainHandleCount;
USHORT MaintainTypeList;
POOL_TYPE PoolType;
ULONG PagedPoolUsage;
ULONG NonPagedPoolUsage;
} OBJECT_TYPE_INFORMATION, *POBJECT_TYPE_INFORMATION;
PVOID GetLibraryProcAddress(PSTR LibraryName, PSTR ProcName)
{
return GetProcAddress(GetModuleHandleA(LibraryName), ProcName);
}
BOOL EnableDebugPrivilege(BOOL fEnable)
{
BOOL fOk = FALSE;
HANDLE hToken;
if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken))
{
TOKEN_PRIVILEGES tp;
tp.PrivilegeCount = 1;
LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &tp.Privileges[0].Luid);
tp.Privileges[0].Attributes = fEnable ? SE_PRIVILEGE_ENABLED : 0;
AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(tp), NULL, NULL);
fOk = (GetLastError() == ERROR_SUCCESS);
CloseHandle(hToken);
}
return(fOk);
}
DWORD mygetpid()
{
DWORD PID = 0;
SC_HANDLE scHandle = OpenSCManager(NULL, NULL, SC_MANAGER_ENUMERATE_SERVICE);
if (scHandle == NULL)
{
printf("[!]OpenSCManager fail(%ld)", GetLastError());
}
else
{
SC_ENUM_TYPE infoLevel = SC_ENUM_PROCESS_INFO;
DWORD dwServiceType = SERVICE_WIN32;
DWORD dwServiceState = SERVICE_STATE_ALL;
LPBYTE lpServices = NULL;
DWORD cbBufSize = 0;
DWORD pcbBytesNeeded;
DWORD servicesReturned;
LPDWORD lpResumeHandle = NULL;
LPCSTR pszGroupName = NULL;
BOOL ret = EnumServicesStatusEx(scHandle, infoLevel, dwServiceType, dwServiceState, lpServices, cbBufSize, &pcbBytesNeeded, &servicesReturned, lpResumeHandle, pszGroupName);
cbBufSize = pcbBytesNeeded;
lpServices = new BYTE[cbBufSize];
if (NULL == lpServices)
{
printf("[!]lpServices = new BYTE[%ld] -> fail(%ld)\n", cbBufSize, GetLastError());
}
else
{
ret = EnumServicesStatusEx(scHandle, infoLevel, dwServiceType, dwServiceState, lpServices, cbBufSize, &pcbBytesNeeded, &servicesReturned, lpResumeHandle, pszGroupName);
LPENUM_SERVICE_STATUS_PROCESS lpServiceStatusProcess = (LPENUM_SERVICE_STATUS_PROCESS)lpServices;
for (DWORD i = 0; i < servicesReturned; i++)
{
_strlwr_s(lpServiceStatusProcess[i].lpServiceName, strlen(lpServiceStatusProcess[i].lpServiceName) + 1);
if (strstr(lpServiceStatusProcess[i].lpServiceName, "eventlog") != 0)
{
printf("[+]ServiceName:%s\n", lpServiceStatusProcess[i].lpServiceName);
printf("[+]PID:%ld\n", lpServiceStatusProcess[i].ServiceStatusProcess.dwProcessId);
PID = lpServiceStatusProcess[i].ServiceStatusProcess.dwProcessId;
}
}
delete[] lpServices;
}
CloseServiceHandle(scHandle);
}
if (PID == 0)
printf("[!]Get EventLog's PID error\n");
return PID;
}
void CheckBlockThreadFunc(void* param)
{
_NtQueryObject NtQueryObject = (_NtQueryObject)GetProcAddress(GetModuleHandleA("NtDll.dll"), "NtQueryObject");
if (NtQueryObject != NULL)
{
PVOID objectNameInfo = NULL;
ULONG returnLength;
objectNameInfo = malloc(0x1000);
NtQueryObject((HANDLE)param, ObjectNameInformation, objectNameInfo, 0x1000, &returnLength);
}
}
BOOL IsBlockingHandle(HANDLE handle)
{
HANDLE hThread = (HANDLE)_beginthread(CheckBlockThreadFunc, 0, (void*)handle);
if (WaitForSingleObject(hThread, 100) != WAIT_TIMEOUT) {
return FALSE;
}
TerminateThread(hThread, 0);
return TRUE;
}
int main(int argc, char *argv[])
{
if (argc != 2)
{
printf("\nGet Eventlog Service PID and search evt file's Handle.\n");
printf("Use NtQuerySystemInformation to query SystemExtendedHandleInformation.\n");
printf("Support:WinXP and later\n");
printf("Note:\n");
printf(" WinXP and Win7,ObjectTypeNumber = 0x1c\n");
printf(" Win8 and later,ObjectTypeNumber = 0x1e\n");
printf("Usage:\n");
printf(" %s <evt file name>\n", argv[0]);
return 0;
}
NTSTATUS status;
PSYSTEM_HANDLE_INFORMATION_EX handleInfo;
ULONG handleInfoSize = 0x10000;
HANDLE processHandle;
ULONG i;
DWORD pid = mygetpid();
wchar_t buf1[100];
swprintf(buf1, 100, L"%hs", argv[1]);
_wcslwr_s(buf1, wcslen(buf1) + 1);
if (!EnableDebugPrivilege(TRUE))
{
printf("[!]AdjustTokenPrivileges Failed.<%d>\n", GetLastError());
}
_NtQuerySystemInformation NtQuerySystemInformation = (_NtQuerySystemInformation)GetProcAddress(GetModuleHandleA("NtDll.dll"), "NtQuerySystemInformation");
if (!NtQuerySystemInformation)
{
printf("[!]Could not find NtQuerySystemInformation entry point in NTDLL.DLL");
return 0;
}
_NtDuplicateObject NtDuplicateObject = (_NtDuplicateObject)GetProcAddress(GetModuleHandleA("NtDll.dll"), "NtDuplicateObject");
if (!NtDuplicateObject)
{
printf("[!]Could not find NtDuplicateObject entry point in NTDLL.DLL");
return 0;
}
_NtQueryObject NtQueryObject = (_NtQueryObject)GetProcAddress(GetModuleHandleA("NtDll.dll"), "NtQueryObject");
if (!NtQueryObject)
{
printf("[!]Could not find NtQueryObject entry point in NTDLL.DLL");
return 0;
}
if (!(processHandle = OpenProcess(PROCESS_DUP_HANDLE, FALSE, pid)))
{
printf("[!]Could not open PID %d!\n", pid);
return 0;
}
handleInfo = (PSYSTEM_HANDLE_INFORMATION_EX)malloc(handleInfoSize);
while ((status = NtQuerySystemInformation(SystemExtendedHandleInformation, handleInfo, handleInfoSize, NULL)) == STATUS_INFO_LENGTH_MISMATCH)
handleInfo = (PSYSTEM_HANDLE_INFORMATION_EX)realloc(handleInfo, handleInfoSize *= 2);
if (!NT_SUCCESS(status))
{
printf("[!]NtQuerySystemInformation failed!\n");
return 0;
}
for (i = 0; i < handleInfo->NumberOfHandles; i++)
{
PSYSTEM_HANDLE_TABLE_ENTRY_INFO_EX handle = &handleInfo->Handles[i];
HANDLE dupHandle = NULL;
POBJECT_TYPE_INFORMATION objectTypeInfo;
PVOID objectNameInfo;
UNICODE_STRING objectName;
ULONG returnLength;
if (handle->UniqueProcessId != (HANDLE)pid)
continue;
if (handle->GrantedAccess != 0x0012019f) {
continue;
}
if (!NT_SUCCESS(NtDuplicateObject(processHandle, handle->HandleValue, GetCurrentProcess(), &dupHandle, 0, 0, 0)))
{
// printf("[%#x] Error!\n", handle.Handle);
continue;
}
objectTypeInfo = (POBJECT_TYPE_INFORMATION)malloc(0x1000);
if (!NT_SUCCESS(NtQueryObject(dupHandle, ObjectTypeInformation, objectTypeInfo, 0x1000, NULL)))
{
// printf("[%#x] Error!\n", handle.Handle);
CloseHandle(dupHandle);
continue;
}
objectNameInfo = malloc(0x1000);
if (IsBlockingHandle(dupHandle) == TRUE) //filter out the object which NtQueryObject could hang on
{
free(objectTypeInfo);
free(objectNameInfo);
CloseHandle(dupHandle);
continue;
}
if (!NT_SUCCESS(NtQueryObject(dupHandle, ObjectNameInformation, objectNameInfo, 0x1000, &returnLength)))
{
objectNameInfo = realloc(objectNameInfo, returnLength);
if (!NT_SUCCESS(NtQueryObject(dupHandle, ObjectNameInformation, objectNameInfo, returnLength, NULL)))
{
// printf("[%#x] %.*S: (could not get name)\n", handle.Handle, objectTypeInfo->Name.Length / 2, objectTypeInfo->Name.Buffer);
free(objectTypeInfo);
free(objectNameInfo);
CloseHandle(dupHandle);
continue;
}
}
objectName = *(PUNICODE_STRING)objectNameInfo;
if (objectName.Length)
{
_wcslwr_s(objectName.Buffer, wcslen(objectName.Buffer) + 1);
if (wcsstr(objectName.Buffer, buf1) != 0)
{
printf("[+]HandleName:%.*S\n", objectName.Length / 2, objectName.Buffer);
printf("[+]Handle:%#x\n", handle->HandleValue);
free(objectTypeInfo);
free(objectNameInfo);
CloseHandle(dupHandle);
break;
}
}
else
{
// printf("[%#x] %.*S: (unnamed)\n",handle.Handle,objectTypeInfo->Name.Length / 2,objectTypeInfo->Name.Buffer);
}
free(objectTypeInfo);
free(objectNameInfo);
CloseHandle(dupHandle);
}
free(handleInfo);
CloseHandle(processHandle);
return 0;
}