BFCanary is a multiprocessing tool to brute-force x64 canary value, frame pointer, and return address.
apt-get update
apt-get install python3 python3-dev python3-pip git
pip3 install --upgrade git+https://github.com/arthaud/python3-pwntools.git
if __name__ == '__main__':
BFCanary('127.0.0.1', 1337, b'\x41' * offset, b'Bye')