alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3890699)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/avast_update"; depth:13; endswith; nocase; http.host; content:"kiltwent-our.xyz"; depth:16; isdataat:!1,relative; metadata:created_at 2026_07_23; reference:url, urlhaus.abuse.ch/url/3890699/; classtype:trojan-activity; sid:84753799; rev:1;)