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SID: 2012839 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 4May 23, 2011, 12:00 PM

ET MALWARE Trojan-Downloader.Win32.Small Checkin

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Trojan-Downloader.Win32.Small Checkin"; flow:to_server,established; content:"GET"; http_method; nocase; content:"|2e|ashx|3f|m|3d|"; http_uri; content:"|2d|"; distance:2; within:1; http_uri; content:"|26|mid|3d|"; http_uri; distance:0; content:"|26|tid|3d|"; http_uri; distance:0; content:"|26|d|3d|"; http_uri; distance:0; content:"|26|uid|3d|"; http_uri; distance:0; content:"|26|t|3d|"; http_uri; distance:0; reference:md5,48432bdd116dccb684c8cef84579b963; classtype:command-and-control; sid:2012839; rev:4; metadata:created_at 2011_05_23, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

May 23, 2011, 12:00 PM

Jul 26, 2019, 12:00 PM

Sep 21, 2024, 3:00 AM

Oct 2, 2025, 10:34 PM

rules/emerging-malware.rules