alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3866590)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/data/optimized_msi.png"; depth:23; endswith; nocase; http.host; content:"hostphpwindowsnuevas.ydns.eu"; depth:28; isdataat:!1,relative; metadata:created_at 2026_06_18; reference:url, urlhaus.abuse.ch/url/3866590/; classtype:trojan-activity; sid:84729690; rev:1;)