alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Successful ViewDocsOnline Phish 2015-09-15"; flow:to_server,established; http.method; content:"POST"; http.uri; content:".php"; endswith; http.request_body; content:"action=login&reg_username="; nocase; depth:26; fast_pattern; content:"&reg_password="; nocase; distance:0; classtype:credential-theft; sid:2031830; rev:5; metadata:attack_target Client_Endpoint, created_at 2015_09_15, 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;)