alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Delf Checkin via HTTP (8)"; flow:established,to_server; content:"POST"; nocase; http_method; content:".php"; http_uri; nocase; content:"User-Agent|3a| Mozilla/3.0 (compatible|3b| Indy Library)"; http_header; content:"name="; http_client_body; depth:5; classtype:trojan-activity; sid:2008268; rev:9; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)