alert http $EXTERNAL_NET any -> $HOME_NET any (
msg:"ET PHISHING HM Revenue Phishing Landing";
flow:established,to_client;
http.stat_code;
content:"200";
file.data;
content:"<title>HM Revenue"; nocase;
content:"href=|22|file/"; nocase; distance:0; fast_pattern;
content:"<h1>Tax Refund"; nocase; distance:0;
content:"<!-- DEVELOPMENT ONLY -->"; nocase; distance:0;
classtype:social-engineering;
sid:2025621; rev:2;
metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_06_21, deployment Perimeter, confidence Medium, signature_severity Minor, tag Phishing, updated_at 2020_08_25;
)