alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3847799)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/fern.b64"; depth:9; endswith; nocase; http.host; content:"176.65.139.174"; depth:14; isdataat:!1,relative; metadata:created_at 2026_05_16; reference:url, urlhaus.abuse.ch/url/3847799/; classtype:trojan-activity; sid:84710899; rev:1;)