alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3876261)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/|3f|ublib=eef02546-fb14-4a9b-b56b-60ad5f1905b2"; depth:47; endswith; nocase; http.host; content:"nxk3vadq.1xprobet.app"; depth:21; isdataat:!1,relative; metadata:created_at 2026_06_26; reference:url, urlhaus.abuse.ch/url/3876261/; classtype:trojan-activity; sid:84739361; rev:1;)