alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3789461)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/ti/dajoke2.exe"; depth:15; endswith; nocase; http.host; content:"imagefiles-backup.oss-ap-southeast-7.aliyuncs.com"; depth:49; isdataat:!1,relative; metadata:created_at 2026_03_04; reference:url, urlhaus.abuse.ch/url/3789461/; classtype:trojan-activity; sid:84652561; rev:1;)