alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3877822)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/rbmt"; depth:5; endswith; nocase; http.host; content:"129.121.114.124"; depth:15; isdataat:!1,relative; metadata:created_at 2026_06_29; reference:url, urlhaus.abuse.ch/url/3877822/; classtype:trojan-activity; sid:84740922; rev:1;)