alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3873172)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/mato989086/ai-invoice-ocr-engine/main/recognize/oc-a-engine-invoic-3.6.zip"; depth:75; 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/3873172/; classtype:trojan-activity; sid:84736272; rev:1;)