alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful Universal Webmail Phish 2016-08-19";
flow:to_server,established;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.request_body;
content:"referer="; depth:8; nocase;
content:"&email="; distance:0;
content:"&username="; distance:0;
content:"&password="; distance:0;
content:"&confirmpassword="; distance:0; fast_pattern;
classtype:credential-theft;
sid:2032491; rev:5;
metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_08_19, 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;
)