Diego d'Ambra wrote: > Erik Corry wrote: >> On Wed, Jan 25, 2006 at 01:19:58PM -0500, Mike Robinson wrote: >> > Erik Corry wrote: >> > > >> > > The following signature seems to detec the Mytob variants on my >> system: >> > > >> > > Suspicious.HTML.javascript2=756e6573636170652822253636 >> > > >> > > Put it in a file called local.db in the same directory as your >> main.cvd >> > > and daily.cvd files. It searches for the string: >> > > >> > > unescape ("%66 >> > > >> > > (only without the space) in a mail, so it will get some false >> positives. >> > > Here is the rule that I have made for this new mytob variant. >> > >> > This needs to go into a .ndb file in the same directory. It actually >> > detects a hex string from the included .pif file...no false positives >> > from it... >> > > > I haven't seen any Feebs variants using a .pif file - only emails with > a zip archive containing a .hta file. > >> > >> Worm.Mytob.ZZZ:0:*:1c4f74750d4ae0497e7f0f54f4537879115ef85d42435058cc274c4d5c22d0215657a32ca42b50518636a8355a5b1d:0 >> >> > > From the samples (feebs-a, feebs-b, feebs-c) I've access to, that > signature unfortunately isn't detecting any. > > Could you explain what you're matching, thanks.
I'm not matching feebs...I'm matching a Mytob variant...I'm matching the .pif in the zip files...the trailing hex from that... > >> Sorry, the signature I posted above is for undetected Feebs variants. I >> got my viruses mixed up. >> > > Best regards, > Diego d'Ambra > ------------------------------------------------------------------------ > > _______________________________________________ > http://lurker.clamav.net/list/clamav-users.html > _______________________________________________ http://lurker.clamav.net/list/clamav-users.html