alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3888146)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/d2cfd9d2-c83c-49b2-a54b-ae75333809dd/g.ch"; depth:42; endswith; nocase; http.host; content:"linguisticpuzzlesolver.christmas"; depth:32; isdataat:!1,relative; metadata:created_at 2026_07_18; reference:url, urlhaus.abuse.ch/url/3888146/; classtype:trojan-activity; sid:84751246; rev:1;)