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Re: Travnet and PCRat sigs
From: Joel Esler <jesler () sourcefire com>
Date: Thu, 16 May 2013 11:27:37 -0400
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;) On May 14, 2013, at 4:29 PM, James Lay <jlay () slave-tothe-box net> wrote:
Travnet botnet: alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC Travnet Botnet data upload"; flow:to_server,established; content:"GET"; http_method; content:"hostid="; content:"|26|hostname="; within:16; content:"|26|hostip="; metadata:policy balanced-ips drop, policy security-ips drop, service http; reference:url,http://blogs.mcafee.com/mcafee-labs/travnet-botnet-controls-victims-with-remote-admin-tool; classtype:trojan-activity; sid:10000057; rev:1) PCRat: alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"MALWARE-BACKDOOR PCRat data upload"; flow:to_server,established; content:"PCRatd"; depth:6; metadata:policy balanced-ips drop, policy security-ips drop reference:url,http://blogs.mcafee.com/mcafee-labs/travnet-botnet-controls-victims-with-remote-admin-tool; classtype:misc-activity; sid:10000058; rev:1) Not real cozy with an any/any rule but eh...didn't seem like a different way around this (maybe 1024:65535)? As usual, comments and anything that optimizes or makes these rules useful/better are always appreciated. Danke! James ------------------------------------------------------------------------------ AlienVault Unified Security Management (USM) platform delivers complete security visibility with the essential security capabilities. Easily and efficiently configure, manage, and operate all of your security controls from a single console and one unified framework. Download a free trial. http://p.sf.net/sfu/alienvault_d2d _______________________________________________ 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!
------------------------------------------------------------------------------ AlienVault Unified Security Management (USM) platform delivers complete security visibility with the essential security capabilities. Easily and efficiently configure, manage, and operate all of your security controls from a single console and one unified framework. Download a free trial. http://p.sf.net/sfu/alienvault_d2d _______________________________________________ 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:
- Travnet and PCRat sigs James Lay (May 14)
- Message not available
- Re: Travnet and PCRat sigs James Lay (May 14)
- Message not available
- Re: Travnet and PCRat sigs Joel Esler (May 16)
- Re: Travnet and PCRat sigs James Lay (May 16)
- Re: Travnet and PCRat sigs Joel Esler (May 16)
- Re: Travnet and PCRat sigs James Lay (May 16)