alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED CoolEK Landing Pattern (2)"; flow:to_server,established; content:"/t/l/"; depth:5; http_uri; content:".php"; http_uri; pcre:"/^\/t\/l\/([a-z]{1,16}[-_]){1,4}[a-z]{1,16}\.php/U"; classtype:exploit-kit; sid:2015916; rev:5; metadata:created_at 2012_11_21, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_06_23;)