-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathscanner.py
220 lines (174 loc) · 5.78 KB
/
scanner.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
import socket
import struct
import sys
import ipaddress
import multiprocessing
import subprocess
import argparse
import re
import requests
import json
DELAY = 3
SMB_PORT = 445
MASSCAN_MAXRATE = 100000
SHODAN_API_KEY = ''
BASE_URL = 'https://api.shodan.io'
SHODAN_OUTPUT_FILE = 'smbghost.json'
def parse(args):
parser = argparse.ArgumentParser(
description='[CVE-2020-0796] SMBv3 Scanner')
parser.add_argument('-t', '--target', metavar='target',
help='ip or network to querry')
parser.add_argument('-f', '--file', metavar='file',
help='file containing a target list (ip or network)')
parser.add_argument('-o', '--output', metavar='file',
help='json file containing shodan results', type=argparse.FileType('w'))
if len(args) == 1:
parser.print_help()
else:
main(parser.parse_args())
def main(args):
targets = set()
result = multiprocessing.Queue()
try:
if args.target:
target = args.target
try:
ipaddress.ip_address(target)
targets.add(target)
except:
targets = get_ips(verify_network(target), targets)
if args.file:
targets = get_ips(args.file, targets, True)
except:
sys.exit('[!] Input not reconize !\n')
if targets:
result = run(targets, result)
if not result.empty():
if SHODAN_API_KEY:
if args.file:
shodan_search(result, args.file)
else:
with open(SHODAN_OUTPUT_FILE, 'w') as f:
shodan_search(result, f)
else:
display_result(result)
else:
print('[+] No CVE-2020-0796 - SMBGhost detected')
def verify_network(target):
try:
ipaddress.ip_network(target)
return target
except ValueError:
return
def get_ips(targets, results, file=False):
if targets:
if file:
cmd = "sudo masscan -p{} -iL {} --max-rate {}".format(SMB_PORT, targets, MASSCAN_MAXRATE)
else:
cmd = "sudo masscan -p{} {} --max-rate {}".format(SMB_PORT, targets, MASSCAN_MAXRATE)
if targets == "0.0.0.0/0":
cmd += " --exclude 255.255.255.255"
try:
ret = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
except:
sys.exit('[!] Unable to perform masscan')
for line in ret.stdout.readlines():
results.add(line.decode().split()[5])
return results
def scann(ip, q):
pkt = b'\x00\x00\x00\xc0\xfeSMB@\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x08\x00\x01\x00\x00\x00\x7f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00x\x00\x00\x00\x02\x00\x00\x00\x02\x02\x10\x02"\x02$\x02\x00\x03\x02\x03\x10\x03\x11\x03\x00\x00\x00\x00\x01\x00&\x00\x00\x00\x00\x00\x01\x00 \x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\n\x00\x00\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00'
try:
sock = socket.socket(socket.AF_INET)
sock.settimeout(DELAY)
sock.connect((ip, SMB_PORT))
sock.send(pkt)
except:
return
try:
nb, = struct.unpack('>I', sock.recv(4))
res = sock.recv(nb)
except:
return
if res[68:70] != b'\x11\x03' or res[70:72] != b'\x02\x00':
return
q.put(ip)
def run(targets, q):
for ip in targets:
p = multiprocessing.Process(target=scann, args=(ip, q))
p.start()
p.join()
return q
def display_result(q):
while not q.empty():
print(q.get())
def shodan_search(q, file):
result = {'smbghost': []}
while not q.empty():
ip = q.get()
data = get_host_info(ip)
if 'error' in data:
result['smbghost'].append({
'ip': ip,
'open_ports': SMB_PORT
})
else:
result['smbghost'].append({
'ip': ip,
'city': get_city(data),
'country': get_country(data),
'organisation': get_org(data),
'isp': get_isp(data),
'last_update': get_last_update(data),
'open_ports': get_open_ports(data),
'domain_name': reverse_dns(ip),
'honey_score': get_honeyscore(ip),
'vulnerabilities': get_vulns(data)
})
json.dump(result, file)
def get_host_info(ip):
uri = '/shodan/host/%s' % ip
try:
r = requests.get(BASE_URL+uri, params={'key': SHODAN_API_KEY})
except:
return
return r.json()
def reverse_dns(ip):
uri = '/dns/reverse?ips=%s' % ip
try:
r = requests.get(BASE_URL+uri, params={'key': SHODAN_API_KEY})
except:
return
d = r.json()
if 'error' in d:
return
return d[ip]
def get_honeyscore(ip):
uri = '/labs/honeyscore/%s' % ip
try:
r = requests.get(BASE_URL+uri, params={'key': SHODAN_API_KEY})
except:
return
return r.json()
def get_city(d):
return d['city']
def get_country(d):
return d['country_name']
def get_org(d):
return d['org']
def get_isp(d):
return d['isp']
def get_last_update(d):
return d['last_update']
def get_open_ports(d):
return d['ports']
def get_vulns(data):
vulns = []
for service in data['data']:
try:
vulns.append(service['opts']['vulns'])
except:
pass
return vulns
if __name__ == "__main__":
parse(sys.argv)