[Snort-sigs] Travnet and PCRat sigs

Joel Esler jesler at ...435...
Thu May 16 13:06:34 EDT 2013


On May 16, 2013, at 12:41 PM, James Lay <jlay at ...3266...> wrote:
> On 2013-05-16 09:27, Joel Esler wrote:
>> James, these were added today.  Like this:
>> 
>> alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS
>> (msg:"MALWARE-CNC Win.Trojan.Travnet Botnet data upload";
>> flow:to_server,established; content:"hostid="; http_uri;
>> content:"|26|hostname="; http_uri; content:"|26|hostip="; http_uri;
>> metadata:policy balanced-ips drop, policy security-ips drop, ruleset
>> community, service http;
>> reference:url,www.virustotal.com/en/file/F7E9A1A4FC4766ABD799B517AD70CD5FA234C8ACC10D96CA51ECF9CF227B94E8/analysis/;
>> classtype:trojan-activity; sid:26656; rev:1;)
>> alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"MALWARE-BACKDOOR
>> Win.Backdoor.PCRat data upload"; flow:to_server,established;
>> content:"PCRatd"; depth:6; metadata:policy balanced-ips drop, policy
>> security-ips drop, ruleset community, service http;
>> reference:url,www.virustotal.com/en/file/669DF9DED24D56997D7B1EA6249BB704226DADA09230DC285AE66CA0C9B7247B/analysis/;
>> classtype:misc-activity; sid:26655; rev:1;)
> 
> Thanks Joel..one day I'll get it right :)


You're doing just fine. :)

--
Joel Esler
Senior Research Engineer, VRT
OpenSource Community Manager
Sourcefire

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