alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3509100)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/sostener1.vbs"; depth:14; endswith; nocase; http.host; content:"respaldo2.duckdns.org"; depth:21; isdataat:!1,relative; metadata:created_at 2025_04_12; reference:url, urlhaus.abuse.ch/url/3509100/; classtype:trojan-activity; sid:84372200; rev:1;)