Versions (4)
Version DetailsCurrent
Rev: 4 • Aug 9, 2011, 12:00 PMET MALWARE Accept-encode HTTP header with UA indicating infected host
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Accept-encode HTTP header with UA indicating infected host"; flow:established,to_server; http.header_names; content:"|0d 0a|Accept-encode|0d 0a|"; fast_pattern; content:"|0d 0a|Accept-Encoding|0d 0a|"; threshold:type limit, count 1, seconds 360, track by_src; classtype:trojan-activity; sid:2013385; rev:4; metadata:created_at 2011_08_09, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_07;)
Aug 9, 2011, 12:00 PM
Feb 7, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 7, 2025, 9:34 PM
rules/emerging-malware.rules