alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3608218)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/"; depth:1; endswith; nocase; http.host; content:"booking.captcha-message-extranet.com"; depth:36; isdataat:!1,relative; metadata:created_at 2025_08_21; reference:url, urlhaus.abuse.ch/url/3608218/; classtype:trojan-activity; sid:84471318; rev:1;)