alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Successful Survey Credential Phish 2015-08-12"; flow:to_client,established; file_data; content:"HTTP-EQUIV=|22|REFRESH|22|"; nocase; content:"<title>Survey Successful"; distance:0; nocase; fast_pattern; content:"Survey completed"; distance:0; nocase; content:"included in spam or fraudulent list."; distance:0; nocase; content:"email verification survey system."; distance:0; nocase; classtype:credential-theft; sid:2031720; rev:4; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2015_08_12, deployment Perimeter, confidence Medium, signature_severity Critical, tag Phishing, updated_at 2022_03_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;)