alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ThreatFox payload delivery (url - confidence level: 75%)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/.i"; depth:3; nocase; http.host; content:"109.232.137.198"; depth:15; isdataat:!1,relative; reference:url, threatfox.abuse.ch/ioc/1683438/; target:src_ip; metadata:confidence_level 75, first_seen 2025_12_19; classtype:trojan-activity; sid:91683438; rev:1;)