alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3884586)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/a3f8d2/kaizen.x86_srv"; depth:22; endswith; nocase; http.host; content:"196.251.121.142"; depth:15; isdataat:!1,relative; metadata:created_at 2026_07_10; reference:url, urlhaus.abuse.ch/url/3884586/; classtype:trojan-activity; sid:84747686; rev:1;)