alert http $HOME_NET any -> any any (msg:"AT related malicious URL (chbkjpm-help.com/card.php)"; flow:established,to_server; http.uri; content:"/card.php"; startswith; fast_pattern; http.host; content:"chbkjpm-help.com"; endswith; reference:url,openphish.com; reference:url,julioliraup.github.io/AT/signature.html?sid=6008700; classtype:social-engineering; sid:6008700; rev:1; metadata:signature_severity Major, created_et 2026_05_28, updated_et 2026_06_25;)