Bind Shell Logger

shellcat.py

import time
import socket

BANNER = [
  "bash: cannot set terminal process group (5237): Inappropriate ioctl for device",
  "bash: no job control in this shell",
]
LISTEN_ON = '0.0.0.0'
PORT = 51337
LOGFILE = './honey.log'


def writeLog(client, data=''):
	separator = '='*50
	fopen = open(LOGFILE, 'a')
	fopen.write(
		'Time: {}\nIP: {}\nPort: {}\nData: {}\n{}\n\n'.format(
			time.ctime(),
			client[0],
			client[1],
			data.decode("utf-8"),
			separator
		)
	)
	fopen.close()

def main():
    print('Starting honeypot!')
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.bind((LISTEN_ON, PORT))
    s.listen(100)

    while True:
        (insock, address) = s.accept()
        print(f"Connection from: {address[0]}:{address[1]}")

        for line in BANNER:
            insock.send('{}\n'.format(line).encode())

        try:
            insock.send('root@{}:~# '.format(socket.gethostname()).encode())

            data = insock.recv(1024)
            insock.close()

        except socket.error as e:
            writeLog(address)

        else:
            writeLog(address, data)
        
if __name__=='__main__':
	try:
		main()

	except KeyboardInterrupt:
		print('Shutting down honeypot.')
		exit(0)

	except BaseException as e:
		print(f'Error: {e}')
		exit(1)