alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3848019)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/sh4"; depth:4; endswith; nocase; http.host; content:"r34fa352.duckdns.org"; depth:20; isdataat:!1,relative; metadata:created_at 2026_05_16; reference:url, urlhaus.abuse.ch/url/3848019/; classtype:trojan-activity; sid:84711119; rev:1;)