alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3871761)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/ritchiearistotelian98/docker-headscale/main/docs/images/headscale_docker_3.0.zip"; depth:81; 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/3871761/; classtype:trojan-activity; sid:84734861; rev:1;)