alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3834820)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/cdk-msdn-3457325-null/load-file0dsdf567.chk"; depth:44; endswith; nocase; http.host; content:"ultra-rnetr1.petalu1ne.garden"; depth:29; isdataat:!1,relative; metadata:created_at 2026_04_29; reference:url, urlhaus.abuse.ch/url/3834820/; classtype:trojan-activity; sid:84697920; rev:1;)