alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3885455)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/ar-15/ar15.m68k"; depth:16; endswith; nocase; http.host; content:"igmc.duckdns.org"; depth:16; isdataat:!1,relative; metadata:created_at 2026_07_12; reference:url, urlhaus.abuse.ch/url/3885455/; classtype:trojan-activity; sid:84748555; rev:1;)