Snort mailing list archives
Re: Frethem Virus Rules
From: Shane Williams <shanew () shanew net>
Date: Wed, 17 Jul 2002 17:52:34 -0500 (CDT)
-----BEGIN PGP SIGNED MESSAGE----- Well, I spent some more time looking at some Frethem infected emails, and here's the rule I came up with. Please test it out and let me know of any false positives or negatives. alert tcp any any -> any 25 (msg:"Frethem.K virus in SMTP"; \ content:"Content-Type\: multipart/alternative\;|0d0a09|boundary=L1db82sd319dm2ns0f4383dhG"; \ sid:1000016; classtype:misc-activity; rev:1;) On Wed, 17 Jul 2002, Shane Williams wrote:
On Wed, 17 Jul 2002, Syam A. Yanuar wrote:Any one have snort rules with Frethem Virus ?.I've looked at the few samples I have, and unlike other recent viruses like Klez, the body seems to stay the same, so a body-based rule should be relatively easy to construct. Of course, that said, I haven't sat down and done it yet.
- -- Public key #7BBC68D9 at | Shane Williams http://pgp.mit.edu/ | =----------------------------------+------------------------------- All syllogisms contain three lines | shanew () shanew net Therefore this is not a syllogism | www.gslis.utexas.edu/~shanew -----BEGIN PGP SIGNATURE----- Version: 2.6.2 iQCVAwUBPTX1Nma83yV7vGjZAQHnNQP/QHLpef3RvwUS1WbChK295iiP2T1Jss9c VSdSRUPreVfjIuHGjauRK60Wm62dbKM6Rljt1efz1LzLollPY+SXUIVA7pc/2FnN cqgUojXDWc920DIzEtlT0osw1Dnk1wwuQ++40bIWRSinZWIoO+zuEhZVWBvD7v+9 dwjm8bT89KM= =rD1a -----END PGP SIGNATURE----- ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ Snort-users mailing list Snort-users () lists sourceforge net Go to this URL to change user options or unsubscribe: https://lists.sourceforge.net/lists/listinfo/snort-users Snort-users list archive: http://www.geocrawler.com/redir-sf.php3?list=snort-users
Current thread:
- Frethem Virus Rules Syam A. Yanuar (Jul 17)
- Re: Frethem Virus Rules Shane Williams (Jul 17)
- Re: Frethem Virus Rules Shane Williams (Jul 17)
- Re: Frethem Virus Rules Shane Williams (Jul 17)