alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3877703)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/|3f|ublib=126bfe76-429c-44e9-af64-07a521331b01"; depth:47; endswith; nocase; http.host; content:"htfll3q5.1x303.casino"; depth:21; isdataat:!1,relative; metadata:created_at 2026_06_28; reference:url, urlhaus.abuse.ch/url/3877703/; classtype:trojan-activity; sid:84740803; rev:1;)