alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3849963)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/heilong.arm5"; depth:13; endswith; nocase; http.host; content:"176.65.139.131"; depth:14; isdataat:!1,relative; metadata:created_at 2026_05_19; reference:url, urlhaus.abuse.ch/url/3849963/; classtype:trojan-activity; sid:84713063; rev:1;)