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[Snort-users] Re: [Snort-sigs] New Worm / Virus - WORM_MIMAIL.R?

samneuroflux.com
Date: Mon Jan 26 2004 - 16:48:23 CST


Interesting. None of our machines so far that have been infected are
trying to contact sco.com on port 80. I'm curious if there are multiple
varients??

We have identified this virus as the MyDoom/Novarg, and Symantec did
confirm our submission as such.

> On Monday 26 January 2004 4:42 pm, samneuroflux.com wrote:
>> All:
>>
>> We are experiencing what appears to be a new varient of the MIMAIL
>> virus. We've had several machines infected now, and I've created a
>> quick signature:
>
> Although Mimail.Q did also come out today, what you're describing is
> Mydoom/Novarg, which is spreading more rapidly than Mimail from the
> looks of it. Details from the AV companies are sketchy at this point,
> but, aside from spreading via SMTP and KaZaA, the copy I looked at
> appears to start up 63 threads all requesting the index page of
> www.sco.com every 300 milliseconds.
>
> -Joe
>
> --
> Joe Stewart, GCIH
> Senior Security Researcher
> LURHQ http://www.lurhq.com/
>
>

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