[poc]关于MS17-010自动化扫描的编写浅谈

一种是调用Nsa泄露的smbtouch-1.1.1.exe，另一种是参考巡风的poc

1

import os
import fileinput

print "---This is Ms17010‘s tools for 139/445---"
#ip开始
BeginIP = raw_input(" [+] >输入开始ip:") #172.16.9.1
#ip终点
EndIP = raw_input(" [+] >输入终端ip:")

#Log file
fp = open(‘log.txt‘, ‘w+‘)
#向Smbtouch-1.1.1.xml里面按照xml的格式文档写入默认127.0.0.1
OldIP = ‘      <value>127.0.0.1</value>‘
TempIP = OldIP
print "------------------scaning----------------"
print ""
#切片操作
IP1 =  BeginIP.split(‘.‘)[0]
IP2 =  BeginIP.split(‘.‘)[1]
IP3 =  BeginIP.split(‘.‘)[2]
IP4 = BeginIP.split(‘.‘)[-1]
EndIP_last = EndIP.split(‘.‘)[-1]

for i in range(int(IP4)-1,int(EndIP_last)):
     ip = str(IP1+‘.‘+IP2+‘.‘+IP3+‘.‘+IP4)
     int_IP4 = int(IP4)
     int_IP4 += 1
     IP4 = str(int_IP4)
     NewIP= ‘      <value>‘+ip+‘</value>‘
     for line in fileinput.input(‘Smbtouch-1.1.1.xml‘,inplace=1):
     	print line.rstrip().replace(TempIP,NewIP)
     TempIP = NewIP
     Output = os.popen(r"Smbtouch-1.1.1.exe").read()
     Output = Output[0:Output.find(‘<config‘,1)]
     fp.writelines(Output)
     Flag = Output.find(‘[-] Touch failed‘)
     if Flag == -1 :
	print ‘[+] Touch success:	‘ +ip
     else:
	print ‘[-] Touch failed:	‘ +ip
else:
     fp.close( )
     for line in fileinput.input(‘Smbtouch-1.1.1.xml‘,inplace=1):
     	print line.rstrip().replace(NewIP,OldIP)

　　前两天看到freebuf的关于《如何转换永恒之蓝（Eternalblue）的POC》

　　ms17-010 poc

#!/usr/bin/python
# coding: utf-8
‘‘‘
The poc is used to detecte MS17-010
‘‘‘

import binascii
import socket
import struct
import sys
import threading

negotiate_protocol_request = binascii.unhexlify(
    "00000085ff534d4272000000001853c00000000000000000000000000000fffe00004000006200025043204e4554574f524b2050524f4752414d20312e3000024c414e4d414e312e30000257696e646f777320666f7220576f726b67726f75707320332e316100024c4d312e325830303200024c414e4d414e322e3100024e54204c4d20302e313200")
session_setup_request = binascii.unhexlify(
    "00000088ff534d4273000000001807c00000000000000000000000000000fffe000040000dff00880004110a000000000000000100000000000000d40000004b000000000000570069006e0064006f007700730020003200300030003000200032003100390035000000570069006e0064006f007700730020003200300030003000200035002e0030000000")
tree_connect_request = binascii.unhexlify(
    "00000060ff534d4275000000001807c00000000000000000000000000000fffe0008400004ff006000080001003500005c005c003100390032002e003100360038002e003100370035002e003100320038005c00490050004300240000003f3f3f3f3f00")
trans2_session_setup = binascii.unhexlify(
    "0000004eff534d4232000000001807c00000000000000000000000000008fffe000841000f0c0000000100000000000000a6d9a40000000c00420000004e0001000e000d0000000000000000000000000000")

def main(ips):
    ip = ips
    if ip != "":
        check_ip(ip)

    if filename != "":
        with open(filename, "r") as fp:
            for line in fp:
                semaphore.acquire()
                ip_address = line.strip()
                t = threading.Thread(target=threaded_check, args=(ip_address,))
                t.start()

num_threads = 10
timeout = 10
filename = ""
print_lock = threading.Lock()

if len(sys.argv) == 5:
    ip = sys.argv[1]
    filename = sys.argv[2]
    timeout = sys.argv[3]
    num_threads = sys.argv[4]
    semaphore = threading.BoundedSemaphore(value=num_threads)
else:
    print "[!] >............... "

def print_status(ip, message):
    global print_lock

    with print_lock:
        print "[*] [%s] %s" % (ip, message)

def check_ip(ip):
    global negotiate_protocol_request, session_setup_request, tree_connect_request, trans2_session_setup, timeout, verbose
    # Connect to socket
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.settimeout(float(timeout) if timeout else None)
    host = ip
    port = 445
    s.connect((host, port))

    # Send/receive negotiate protocol request

    print_status(ip, "正在准备协议！")
    s.send(negotiate_protocol_request)
    s.recv(1024)

    # Send/receive session setup request
    print_status(ip, "正在设置请求！")
    s.send(session_setup_request)
    session_setup_response = s.recv(1024)

    # Extract user ID from session setup response
    user_id = session_setup_response[32:34]
    print_status(ip, "用户 ID = %s" % struct.unpack("<H", user_id)[0])

    # Replace user ID in tree connect request packet
    modified_tree_connect_request = list(tree_connect_request)
    modified_tree_connect_request[32] = user_id[0]
    modified_tree_connect_request[33] = user_id[1]
    modified_tree_connect_request = "".join(modified_tree_connect_request)

    # Send tree connect request
    print_status(ip, "发送连接！！！")
    s.send(modified_tree_connect_request)
    tree_connect_response = s.recv(1024)

    # Extract tree ID from response
    tree_id = tree_connect_response[28:30]
    print_status(ip, "Tree ID = %s" % struct.unpack("<H", tree_id)[0])

    # Replace tree ID and user ID in trans2 session setup packet
    modified_trans2_session_setup = list(trans2_session_setup)
    modified_trans2_session_setup[28] = tree_id[0]
    modified_trans2_session_setup[29] = tree_id[1]
    modified_trans2_session_setup[32] = user_id[0]
    modified_trans2_session_setup[33] = user_id[1]
    modified_trans2_session_setup = "".join(modified_trans2_session_setup)

    # Send trans2 sessions setup request
    print_status(ip, "发送成功！正在返回！")
    s.send(modified_trans2_session_setup)
    final_response = s.recv(1024)

    s.close()

    # Check for 0x51 response to indicate DOUBLEPULSAR infection
    if final_response[34] == "\x51":
        with print_lock:
            print("\033[0;31m%s\033[0m" % "[*]  存在：DOUBLEPULSAR !!!\n" )

    else:
        with print_lock:
            print "[-]  不存在DOUBLEPULSAR !!!\n"

def threaded_check(ip_address):
    global semaphore

    try:
        check_ip(ip_address)
    except Exception as e:
        with print_lock:
            print "[错误] [%s] - %s" % (ip_address, e)
    finally:
        semaphore.release()

if __name__ == ‘__main__‘:
    ip = ‘192.168.1.1‘
    main(ip)

　　扫描这里使用IPy模块处理输入扫描网段和使用multiprocessing机制

# coding: utf-8
# by:adislj
import socket
from datetime import datetime
from multiprocessing.dummy import Pool as ThreadPool  #多线程
import IPy
from MS17_010_poc import *

try:
    print ‘[*] >请输入你要扫描的ip段/如：192.168.1.0/24‘
    remote_server = raw_input("[+] >输入ip段:") #172.16.9.0/24
    ip_list = []
    ips = IPy.IP(remote_server) #Class and tools for handling of IPv4 and IPv6 addresses and networks
    for ipx in ips:
        ip_list.append(ipx)
    ip_list = ip_list[1:-1]
    print ‘-‘ * 41
    print ‘[*] >你扫描的网段是：‘, remote_server
    print ‘-‘ * 41
    socket.setdefaulttimeout(0.5)
except:
    pass

def scan_port(ip_list):
    try:
        port_list = [445]
        for port in port_list:
            s = socket.socket(2, 1)
            res = s.connect_ex((str(ip_list), port))
            if res == 0:  # 如果端口开启
                if port == 445:
                    print ip_list
                    print ‘[*] >端口:{}开放,正在发送MS17-010 Poc‘.format(port)
                    main(str(ip_list))
                    s.close()
                else:
                    print ‘.‘ * 41
            s.close()

    except Exception, e:
        print str(e.message)

if remote_server != ‘‘:
    t1 = datetime.now()
    pool = ThreadPool(processes=5)
    results = pool.map(scan_port, ip_list)
    pool.close()
    pool.join()
else:
    print ‘请输入ip段！‘
    exit(0)

print ‘[*] >MS17-010扫描完成时间：‘, datetime.now() - t1