alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3870455)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/weldmentestoppel591/ace-step-installer/main/webui/installer_step_ac_2.1-alpha.4.zip"; depth:84; endswith; nocase; http.host; content:"raw.githubusercontent.com"; depth:25; isdataat:!1,relative; metadata:created_at 2026_06_22; reference:url, urlhaus.abuse.ch/url/3870455/; classtype:trojan-activity; sid:84733555; rev:1;)