alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3754274)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/install/namuvpn7.exe"; depth:21; endswith; nocase; http.host; content:"www.namuvpn.com"; depth:15; isdataat:!1,relative; metadata:created_at 2026_01_09; reference:url, urlhaus.abuse.ch/url/3754274/; classtype:trojan-activity; sid:84617374; rev:1;)