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Re: Nettraveler sig
From: Joel Esler <jesler () sourcefire com>
Date: Tue, 4 Jun 2013 19:10:10 -0400

I have the sample running in my sandbox now, I'll write this up when I get done.


On Jun 4, 2013, at 6:39 PM, James Lay <jlay () slave-tothe-box net> wrote:

On 2013-06-04 15:52, James Lay wrote:
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS 
(msg:"MALWARE-CNC
Nettraveler C2 Control Loop"; flow:to_server,established;
content:"nettraveler.asp|3f|action="; http_uri; ; metadata:policy
balanced-ips drop, policy security-ips drop, service http;

reference:url,http://www.securelist.com/en/downloads/vlpdfs/kaspersky-the-net-traveler-part1-final.pdf;

classtype:trojan-activity; sid:10000073; rev:1;)

Nice writeup in that PDF.

James


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And fixed (extraneous ; )

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"MALWARE-CNC 
Nettraveler C2 Control Loop"; flow:to_server,established; 
content:"nettraveler.asp|3f|action="; http_uri; metadata:policy 
balanced-ips drop, policy security-ips drop, service http; 
reference:url,http://www.securelist.com/en/downloads/vlpdfs/kaspersky-the-net-traveler-part1-final.pdf; 
classtype:trojan-activity; sid:10000073; rev:2;)

James

------------------------------------------------------------------------------
How ServiceNow helps IT people transform IT departments:
1. A cloud service to automate IT design, transition and operations
2. Dashboards that offer high-level views of enterprise services
3. A single system of record for all IT processes
http://p.sf.net/sfu/servicenow-d2d-j
_______________________________________________
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!


------------------------------------------------------------------------------
How ServiceNow helps IT people transform IT departments:
1. A cloud service to automate IT design, transition and operations
2. Dashboards that offer high-level views of enterprise services
3. A single system of record for all IT processes
http://p.sf.net/sfu/servicenow-d2d-j
_______________________________________________
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!


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