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:"/xftaswx/res/post_proc.php"; depth:26; nocase; http.host; content:"nelark.icu"; depth:10; isdataat:!1,relative; reference:url, threatfox.abuse.ch/ioc/1768927/; target:src_ip; metadata:confidence_level 75, first_seen 2026_03_17; classtype:trojan-activity; sid:91768927; rev:1;)