alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Suspicious User-Agent (Post)"; flow:established,to_server; http.uri; content:!"/uup.php"; http.header; content:!".360.cn|0d 0a|"; content:!".360.com|0d 0a|"; content:!".360safe.com|0d 0a|"; http.user_agent; content:"Post"; fast_pattern; bsize:4; classtype:trojan-activity; sid:2014366; rev:9; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2012_03_13, deployment Perimeter, confidence High, signature_severity Major, tag User_Agent, updated_at 2021_11_16;)