alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3888079)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/6d820228-fe3b-4240-98d7-bc2c5312e288/pf.ch"; depth:43; endswith; nocase; http.host; content:"pdf-srv.pdfbamaa.com"; depth:20; isdataat:!1,relative; metadata:created_at 2026_07_18; reference:url, urlhaus.abuse.ch/url/3888079/; classtype:trojan-activity; sid:84751179; rev:1;)