full-disclosure - Re: FoFuS - PoC bot using DNS cover channel

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Date: Mon, 4 Jun 2007 22:25:18 -0300
From: "Fábio Martins a.k.a Fósforo" <fosforo@...il.com>
To: full-disclosure@...ts.grok.org.uk
Subject: Re: FoFuS - PoC bot using DNS cover channel

http://fosforo.sytes.net/FoFuS_PoC_bot_beta3.tar.gz

added README, info about compilation and example as asked.

[]s

On 6/3/07, Fábio Martins a.k.a Fósforo <fosforo@...il.com> wrote:
> I haven't seem a bot using dns covert channel, so i've tried to create one.
>
> client poorly written in assembly 32 bits and server poorly written in
> perl. given a list of public domains extracted from
> http://freedns.afraid.org/ the bot tries to contact his master and
> after a very simple challenge (xor/sub/add) the master can ask for
> system version, submit files, and code execution (maximum of 399
> bytes) - with only dns packets.
>
> to test it, need to create a subdomain at freedns.afraid and a machine
> listening on port 53 to where the server answer requests.
>
> http://fosforo.sytes.net/FoFuS_PoC_bot_beta2.tar.gz
>
> []s
>
>
> --
> ----------------------------------------------------------------------------
> Fósforo
> Blog: http://insanenetworks.blogspot.com
> ----------------------------------------------------------------------------
> Bcz sex is like hacking.. you get in, you get out, and you
> hope you didn't leave something behind that can be traced
> back to you..
> ----------------------------------------------------------------------------
>


-- 
----------------------------------------------------------------------------
Fósforo
Blog: http://insanenetworks.blogspot.com
----------------------------------------------------------------------------
Bcz sex is like hacking.. you get in, you get out, and you
hope you didn't leave something behind that can be traced
back to you..
----------------------------------------------------------------------------
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