前言
一直想研究一种监控进程的方法,但wmi/枚举进程wmi/枚举进程的方法,要么反应太慢,要么占用高。最近看到有人用易语言易语言完成了Etw对进程变动监控的实现。
但是一直没看到C++C++的实现,于是决定将易语言易语言翻译为C++C++。
代码
直接上翻译的代码
#include <iostream>
#include <string>
#include <cstring>
#include <windows.h>
#include <evntrace.h>
#include <psapi.h>
#include <direct.h>
#include <evntcons.h>
using namespace std;
char SESSION_NAME_FILE[] = "Sample_Process";
const UCHAR _Flag[] = { 173, 74, 129, 158, 4, 50, 210, 17, 154, 130, 0, 96, 8, 168, 105, 57 };
EVENT_TRACE_PROPERTIES m_TraceConfig;
UCHAR m_pTraceConfig[2048];
char m_File[256];
BOOL m_DoWhile;
TRACEHANDLE m_hTraceHandle;
ULONG64 m_hTraceHandle_econt[1];
TRACEHANDLE m_hSessionHandle;
string Unicode_To_Ansi(wstring strValue)
{
static CHAR sBuff[1024] = { 0 };
int iRet = WideCharToMultiByte(CP_ACP, 0, strValue.c_str(), -1, sBuff, sizeof(sBuff), NULL, NULL);
if (iRet > 0) {
return string(sBuff);
}
return "";
}
VOID WINAPI MyProcessRecordEvents(PEVENT_RECORD EventRecord)
{
switch (EventRecord->EventHeader.EventDescriptor.Id)
{
case 1://创建进程
cout << "创建进程!进行创建进行的进程ID:" <<
EventRecord->EventHeader.ProcessId <<
",线程ID:" <<
EventRecord->EventHeader.ThreadId <<
",进程SessionID:" <<
*(ULONG*)(((PUCHAR)EventRecord->UserData)+32)<<
",创建的进程ID:"<<
*(ULONG*)(((PUCHAR)EventRecord->UserData) + 0) <<
",创建的进程路径:"<<
Unicode_To_Ansi( wstring((wchar_t*)(((PUCHAR)EventRecord->UserData) + 60)))
<<endl;
break;
case 2://进程退出
cout << "进程退出!进程ID:" <<
EventRecord->EventHeader.ProcessId <<
",线程ID:" <<
EventRecord->EventHeader.ThreadId <<
", 进程名:"<<
((LPSTR)EventRecord->UserData) + 84
<<endl;
break;
cout << "进程ID:" << EventRecord->EventHeader.ProcessId << ",未知的行为:0x"<<hex<<EventRecord->EventHeader.EventDescriptor.Id << endl;
default:
break;
}
}
void CloseEtw()
{
ULONG l_result = StopTraceA(m_hSessionHandle, SESSION_NAME_FILE, (PEVENT_TRACE_PROPERTIES)(m_pTraceConfig + 8));
if (m_hTraceHandle != NULL)
{
CloseTrace(m_hTraceHandle);
}
}
DWORD WINAPI OpenEtw(LPVOID lpThreadParameter)
{
m_DoWhile = TRUE;
_getcwd(m_File, sizeof(m_File));
strcat(m_File, "//MyFile.etl");
m_TraceConfig.Wnode.BufferSize = 1024;
m_TraceConfig.Wnode.Flags = WNODE_FLAG_TRACED_GUID;
m_TraceConfig.Wnode.ClientContext = 3;
m_TraceConfig.BufferSize = 1;
m_TraceConfig.MinimumBuffers = 16;
m_TraceConfig.LogFileMode = EVENT_TRACE_REAL_TIME_MODE;
m_TraceConfig.LoggerNameOffset = 120;
m_TraceConfig.FlushTimer = 1;
RtlMoveMemory(m_pTraceConfig + 8, &m_TraceConfig, 120);
RtlCopyMemory(m_pTraceConfig + 128, SESSION_NAME_FILE, sizeof(SESSION_NAME_FILE));
RtlCopyMemory(m_pTraceConfig + 128 + sizeof(SESSION_NAME_FILE), m_File, strlen(m_File));
RtlCopyMemory(m_pTraceConfig + 28, _Flag, sizeof(_Flag));
ULONG l_result = StartTraceA(&m_hSessionHandle, SESSION_NAME_FILE, (PEVENT_TRACE_PROPERTIES)(m_pTraceConfig + 8));
if (m_hSessionHandle == NULL && l_result == ERROR_ACCESS_DENIED)
{
cout << "StartTraceA失败!原因:无管理员权限!" << endl;
return 0;
}
else if (m_hSessionHandle == NULL && l_result == ERROR_ALREADY_EXISTS)
{
m_hSessionHandle = 44;//输入上一次终止时候的句柄
CloseEtw();
cout << "StartTraceA失败!原因:已经有Etw事件进行数据跟踪!请使用上方屏蔽代码关闭事件或者使用 计算机管理 停用事件:Sample_Process" << endl;
ControlTraceA(m_hSessionHandle, SESSION_NAME_FILE, (PEVENT_TRACE_PROPERTIES)(m_pTraceConfig + 8), 1);
return 0;
}
cout << "hSessionHandle: " << m_hSessionHandle << endl;
const UCHAR m_ProcessGUID[] = { 214, 44, 251, 34, 123, 14, 43, 66, 160, 199, 47, 173, 31, 208, 231, 22 }; // PsProvGuid
l_result = EnableTraceEx((LPCGUID)(m_ProcessGUID), 0, m_hSessionHandle, 1, 0, 16, 0, 0, 0); //这里MatchAnyKeyword的64其实是0x40,表示 #KERNEL_KEYWORDS_IMAGE
EVENT_TRACE_LOGFILEA m_Logfile;
ZeroMemory(&m_Logfile, sizeof(m_Logfile));
m_Logfile.LoggerName = SESSION_NAME_FILE;
*((ULONG*)((PUCHAR)&m_Logfile + 20)) = 268439808;
m_Logfile.EventRecordCallback = MyProcessRecordEvents;
m_Logfile.Context = (PVOID)0x114514;//随便输入一个数就好了
SetLastError(0);
m_hTraceHandle = OpenTraceA(&m_Logfile);
cout << "开始监视!" << endl;
m_hTraceHandle_econt[0] = m_hTraceHandle;
ULONG rc = ProcessTrace(m_hTraceHandle_econt, 1, 0, 0);
return 0;
}
int main()
{
CreateThread(NULL, NULL, OpenEtw, NULL, NULL, NULL);
//Sleep(10000);
system("pause");
CloseEtw();
return 0;
}
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原创文章,作者:ItWorker,如若转载,请注明出处:https://blog.ytso.com/293332.html