alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3884764)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/a1121.dat"; depth:10; endswith; nocase; http.host; content:"amzo-s.s3.ap-southeast-1.amazonaws.com"; depth:38; isdataat:!1,relative; metadata:created_at 2026_07_11; reference:url, urlhaus.abuse.ch/url/3884764/; classtype:trojan-activity; sid:84747864; rev:1;)