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:"/8c7b4b8ca19f42f3.php"; depth:21; nocase; http.host; content:"91.208.162.22"; depth:13; isdataat:!1,relative; reference:url, threatfox.abuse.ch/ioc/1700399/; target:src_ip; metadata:confidence_level 100, first_seen 2026_01_10; classtype:trojan-activity; sid:91700399; rev:1;)