full-disclosure - New Worm Discovery - Potential Korgo Variant

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From: blancher at cartel-securite.fr (Cedric Blancher)
Subject: New Worm Discovery - Potential Korgo Variant

Le jeu 24/06/2004 ? 14:57, Michael Young a ?crit :
> Yesterday a large client of ours was taken down by what appears to be
> a Korgo variant, but I have been unable to locate any information on
> this worm.  From what we have discovered, the main process is
> ?VDisp.exe?.  It is spreading through unpatched systems vulnerable to
> the LSASS exploit, and propagates itself through a serious of randomly
> chosen ports.

Korgo exploits a buffer overflow within FTP daemon installed by Sasser.
That would mean your client systems were previously infected by
Sasser...

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