alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ThreatFox botnet C2 traffic (url - confidence level: 100%)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/1.php"; depth:6; nocase; http.host; content:"zrd6omm630kx5p7.top"; depth:19; isdataat:!1,relative; reference:url, threatfox.abuse.ch/ioc/1764120/; target:src_ip; metadata:confidence_level 100, first_seen 2026_03_12; classtype:trojan-activity; sid:91764120; rev:1;)