alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Santander Phish M1 Oct 04 2017"; flow:to_server,established; http.method; content:"POST"; http.request_body; content:"cpf="; depth:4; nocase; fast_pattern; content:"&s6="; nocase; distance:0; classtype:credential-theft; sid:2024800; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_10_04, 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;)