alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ThreatFox payload delivery (url - confidence level: 100%)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/ext-b.9423bd0b6b22.js"; depth:22; nocase; http.host; content:"trackstream.icu"; depth:15; isdataat:!1,relative; reference:url, threatfox.abuse.ch/ioc/1763352/; target:src_ip; metadata:confidence_level 100, first_seen 2026_03_11; classtype:trojan-activity; sid:91763352; rev:1;)