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:"/bins/xkutxylw.msi"; depth:18; nocase; http.host; content:"www.dfopetroleum.com"; depth:20; isdataat:!1,relative; reference:url, threatfox.abuse.ch/ioc/1777581/; target:src_ip; metadata:confidence_level 100, first_seen 2026_03_27; classtype:trojan-activity; sid:91777581; rev:1;)