full-disclosure - [SPAM] RE: interesting trojan found

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Message-ID: <9E97F0997FB84D42B221B9FB203EFA2717203F@dc1ms2.msad.brookshires.net>
From: toddtowles at brookshires.com (Todd Towles)
Subject: [SPAM] RE: interesting trojan found

I see.

For some reason, I was thinking he couldn't see it in systemprocess, but
now that I think about it, you are correct. So it was hiding but not
very well, therefore not the true trojan/rootkit hybrid. Thanks Peter.

> -----Original Message-----
> From: Peter Kruse [mailto:kruse@...sesecurity.dk] 
> Sent: Thursday, October 21, 2004 11:33 AM
> To: Todd Towles; full-disclosure@...ts.netsys.com
> Subject: SV: [SPAM] RE: [Full-Disclosure] interesting trojan found
> 
> Hi Todd,
> 
> >But if it is a rootkit, does it not hide from normal AV scanning?
> 
> Nope, you'll see it in the systemprocess, but since it's 
> active in memory, you won't be able to end it.
> 
> The trojan is a RDBot variant (Spybot). Like other variants, 
> from this string, it spreads across local and remote 
> networks. It's uses several exploits to compromise unpactched 
> MS Windows boxs, as well as searches for shares with weak 
> passwords. When executed, it creates a mutex "[rxBot v0.6.5 
> pk + ftpd]". If another instance of this worm is already 
> running, it will exit. The malware carries a backdoor that 
> allows a malicious user to control the infected host through 
> IRC channels. As stated in the first posting, it droppes a 
> copy of itself to the windows system folder. Nextup it 
> modifies registry with several runas keys under the value 
> "update run msword".
> 
> This RDbot includes a keylogger, that will log all keyboard 
> activity and save this to a text file. A remote user can 
> collect this information through IRC and possibly gain access 
> to others services.
> 
> ---
> Med venlig hilsen // Kind regards
> 
> Peter Kruse,                        Voice: (+45) 88136030
> Security- and virusanalyst,         Cel    (+45) 28490532
> CSIS ApS                            Fax    (+45) 28176030
> http://www.csis.dk                  E-mail pkr@...s.dk
> 
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