Snort mailing list archives
Re: [Emerging-Sigs] TROJ_NAIKON.A sig
From: Will Metcalf <wmetcalf () emergingthreatspro com>
Date: Fri, 26 Apr 2013 14:48:40 -0500
This won't work on snort unless 443 is configured as an http port in your http_inspect config, which it generally is not. No biggie though we can drop http_header for snort.... Regards, Will On Fri, Apr 26, 2013 at 2:35 PM, James Lay <jlay () slave-tothe-box net> wrote:
And another (slow day) alert tcp $HOME_NET any -> $EXTERNAL_NET 443 (msg:"INDICATOR-COMPROMISED TROJ_NAIKON.A User-Agent"; flow:to_server,established; content:"User-Agent|3A| NOKIAN95|2f|WEB"; http_header; fast_pattern:only; metadata:policy balanced-ips drop, policy security-ips drop, service http; reference:url,http://blog.**trendmicro.com/trendlabs-** security-intelligence/**targeted-attack-campaign-**hides-behind-ssl-** communication/<http://blog.trendmicro.com/trendlabs-security-intelligence/targeted-attack-campaign-hides-behind-ssl-communication/>; classtype:trojan-activity; sid:10000050; rev:1;) I'm thinking file_data isn't needed as we're just looking at headers? James ______________________________**_________________ Emerging-sigs mailing list Emerging-sigs@lists.**emergingthreats.net<Emerging-sigs () lists emergingthreats net> https://lists.emergingthreats.**net/mailman/listinfo/emerging-**sigs<https://lists.emergingthreats.net/mailman/listinfo/emerging-sigs> Support Emerging Threats! Subscribe to Emerging Threats Pro http://www.emergingthreatspro.**com <http://www.emergingthreatspro.com> The ONLY place to get complete premium rulesets for all versions of Suricata and Snort 2.4.0 through Current!
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Current thread:
- TROJ_NAIKON.A sig James Lay (Apr 26)
- Re: [Emerging-Sigs] TROJ_NAIKON.A sig Will Metcalf (Apr 29)
- Re: [Snort-sigs] [Emerging-Sigs] TROJ_NAIKON.A sig James Lay (Apr 26)
- Re: [Emerging-Sigs] TROJ_NAIKON.A sig Will Metcalf (Apr 29)