Sends a SSH 2.0 message to steal the entropy from your server

sshrand.py

#!/usr/bin/env python3
# Usage : ./sshrand.py server port

import socket
import sys

s = socket.socket()
s.connect((sys.argv[1], int(sys.argv[2])))

version = s.recv(4096)
s.sendall(b'SSH-2.0-sshrand_0.1.0 just_stealing_your_entropy\r\n')

msg = s.recv(4096)
# check if Message Code: Key Exchange (20)
if msg[5] == 20:
    sys.stdout.buffer.write(msg[6:6+16])