alert http $HOME_NET any -> $EXTERNAL_NET any (
msg:"ET PHISHING Successful IRS Phish 2018-05-07";
flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"email="; depth:6; nocase;
content:"|25|40"; distance:0;
content:"&pww="; nocase; distance:0; fast_pattern;
content:"&image.x="; nocase; distance:0;
content:"&image.y="; nocase; distance:0;
classtype:credential-theft;
sid:2025562; rev:2;
metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_05_07, deployment Perimeter, confidence High, signature_severity Critical, tag Phishing, updated_at 2020_08_25, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing;
)