alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3236237)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/natgo.exe"; depth:10; endswith; nocase; http.host; content:"dl.natgo.cn"; depth:11; isdataat:!1,relative; metadata:created_at 2024_10_15; reference:url, urlhaus.abuse.ch/url/3236237/; classtype:trojan-activity; sid:84099337; rev:1;)