Rule History

alert http $HOME_NET any -> $EXTERNAL_NET !$HTTP_PORTS (msg:"ET MALWARE UPDATE Protocol Trojan Communication detected on non-http ports 2"; flow:to_server,established; http.method; content:"POST"; nocase; http.uri; content:"/update?id="; http.header; content:"X-Status|3a|"; content:"X-Size|3a|"; content:"X-Sn|3a|"; fast_pattern; http.user_agent; content:"Mozilla/4.0 |28|compatible|3b 20|MSIE 6.0|3b 20|Windows NT 5.1|3b|SV1|3b |"; depth:54; endswith; classtype:trojan-activity; sid:2014231; rev:5; metadata:created_at 2012_02_16, signature_severity Major, updated_at 2020_10_14;)