alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3645963)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/av.lnk"; depth:7; endswith; nocase; http.host; content:"def163.keenetic.pro"; depth:19; isdataat:!1,relative; metadata:created_at 2025_10_02; reference:url, urlhaus.abuse.ch/url/3645963/; classtype:trojan-activity; sid:84509063; rev:1;)