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Re: Warning Worm/MyDoom.A1 spreading very fast!

This is a discussion on Re: Warning Worm/MyDoom.A1 spreading very fast! within the mailing.postfix.users forums, part of the Mail Servers and Related category; Paul Robertson <proberts@patriot.net> wrote: >> Yeah im trying to think of a decent procmail script ...


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Old 01-27-2004
Toens Bueker
 
Posts: n/a
Default Re: Warning Worm/MyDoom.A1 spreading very fast!

Paul Robertson <proberts@patriot.net> wrote:

>> Yeah im trying to think of a decent procmail script to remove
>> these...but I don't think its possible unless you just block the .zip
>> files completly

>=20
> It's not always a zip, it does other extensions as well, from a small
> sampling:
>=20
> 8 bat
> 13 cmd
> 30 exe
> 130 pif
> 117 scr
> 473 zip
> .
>=20
> (Look for strings in the bottom of the message attachments if you want =

to
> procmail it- strings there don't change as much.)


Hm. I could detect only one similarity: All mails
containing a zipped attachment used either

charset=3D"Windows-1252"
or
charset=3Dwindows-1252

together with

Content-Transfer-Encoding: 7bit

All other executable attachments are blocked anyway.

by
T=F6ns
--=20
There is no safe distance.
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