alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3900213)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/xlumen/lkxstress.arm"; depth:21; endswith; nocase; http.host; content:"170.205.31.25"; depth:13; isdataat:!1,relative; metadata:created_at 2026_08_09; reference:url, urlhaus.abuse.ch/url/3900213/; classtype:trojan-activity; sid:84763313; rev:1;)