alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Possible Interac Phish Aug 18 2017"; flow:to_server,established; http.method; content:"POST"; http.request_body; content:"fiId="; depth:5; nocase; content:"&cuId="; nocase; distance:0; content:"&hiddenFiLabel="; nocase; distance:0; content:"&hiddenCuLabel="; nocase; distance:0; content:"&isMobileBrowser="; nocase; distance:0; content:"&language="; nocase; distance:0; content:"&paymentRefNum="; nocase; distance:0; fast_pattern; classtype:credential-theft; sid:2024599; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_08_18, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_08_11, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)