alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Canada Revenue Agency Phish 2015-08-18"; flow:to_server,established; http.method; content:"POST"; http.uri; content:".php"; http.request_body; content:"address="; depth:8; fast_pattern; content:"&driver="; distance:0; content:"&employer="; distance:0; content:"&submitBtn=Continue"; distance:0; classtype:credential-theft; sid:2031760; rev:4; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2015_08_17, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_12, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)