alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3899944)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/bins/ntb.x64"; depth:13; endswith; nocase; http.host; content:"64.89.163.215"; depth:13; isdataat:!1,relative; metadata:created_at 2026_08_08; reference:url, urlhaus.abuse.ch/url/3899944/; classtype:trojan-activity; sid:84763044; rev:1;)