alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3866803)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/nightcord/nightcord/releases/download/v1.19.9/nightcord-installer.exe"; depth:70; endswith; nocase; http.host; content:"gitea.nightcord.st"; depth:18; isdataat:!1,relative; metadata:created_at 2026_06_18; reference:url, urlhaus.abuse.ch/url/3866803/; classtype:trojan-activity; sid:84729903; rev:1;)