Snort mailing list archives
Re: Unknown Botnet sig
From: James Lay <jlay () slave-tothe-box net>
Date: Thu, 11 Jul 2013 16:47:17 -0600
On 2013-07-11 16:29, rmkml wrote:
Hi James, Thx for sharing rule, maybe add before first content : /? and ending first content : &k= like this: content:"/?f=sm_main.mp3&k="; ... Regards @Rmkml On Thu, 11 Jul 2013, James Lay wrote:Would be nice to put a name to this if anyone has any other info on it: alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC Win.Trojan.Kuluoz variant outbound connection"; flow:to_server,established; content:"f=sm_main.mp3"; fast_pattern:only; http_uri; pcre:"/[a-f0-9]{10}/\x3ff=sm_main.mp3\x26k=[0-9]{15}/U"; metadata:policy balanced-ips drop, policy security-ips drop, service http; reference:url,http://research.zscaler.com/2013/07/tracking-botnet-infection.html; classtype:trojan-activity; sid:10000087; rev:1;) Jamesk
Ah good call RM...thank you...new one below: alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC Win.Trojan.Kuluoz variant outbound connection"; flow:to_server,established; content:"/?f=sm_main.mp3&k="; fast_pattern:only; http_uri; pcre:"/[a-f0-9]{10}/\x3ff=sm_main.mp3\x26k=[0-9]{15}/U"; metadata:policy balanced-ips drop, policy security-ips drop, service http; reference:url,http://research.zscaler.com/2013/07/tracking-botnet-infection.html; classtype:trojan-activity; sid:10000087; rev:2;) James ------------------------------------------------------------------------------ See everything from the browser to the database with AppDynamics Get end-to-end visibility with application monitoring from AppDynamics Isolate bottlenecks and diagnose root cause in seconds. Start your free trial of AppDynamics Pro today! http://pubads.g.doubleclick.net/gampad/clk?id=48808831&iu=/4140/ostg.clktrk _______________________________________________ Snort-sigs mailing list Snort-sigs () lists sourceforge net https://lists.sourceforge.net/lists/listinfo/snort-sigs http://www.snort.org Please visit http://blog.snort.org for the latest news about Snort!
Current thread:
- Unknown Botnet sig James Lay (Jul 11)
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- Re: Unknown Botnet sig James Lay (Jul 11)
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- Re: Unknown Botnet sig Joel Esler (Jul 11)
- Re: Unknown Botnet sig James Lay (Jul 11)