'execute_writes() -> None
Makes payload and send it to the vulnerable process
Returns:
None'

def execute_writes(self):

    fmtstr = randoms(self.padlen)
    fmtstr += fmtstr_payload(self.offset, self.writes, numbwritten=self.padlen, write_size='byte')
    self.execute_fmt(fmtstr)
    self.writes = {}
