alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ThreatFox payload delivery (url - confidence level: 90%)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/socket.io/"; depth:11; nocase; http.host; content:"fundsf.com"; depth:10; isdataat:!1,relative; reference:url, threatfox.abuse.ch/ioc/1784744/; target:src_ip; metadata:confidence_level 90, first_seen 2026_04_12; classtype:trojan-activity; sid:91784744; rev:1;)