alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful Chase Phish 2016-10-18"; flow:to_server,established; http.method; content:"POST"; http.uri; content:".php"; nocase; endswith; http.request_body; content:"on1="; depth:4; nocase; content:"&on2="; nocase; distance:0; fast_pattern; content:"&on3="; nocase; distance:0; content:"&on4="; nocase; distance:0; content:"&formimage1.x="; nocase; distance:0; content:"&formimage1.y="; nocase; distance:0; classtype:credential-theft; sid:2032595; rev:5; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_10_18, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2020_09_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)