alert http $HOME_NET any -> any any (msg:"AT related malicious URL (fmi-sign.live/help?ii4)"; flow:established,to_server; http.uri; content:"/help?ii4"; startswith; fast_pattern; http.host; content:"fmi-sign.live"; endswith; reference:url,openphish.com; reference:url,julioliraup.github.io/AT/signature.html?sid=6020820; classtype:social-engineering; sid:6020820; rev:1; metadata:signature_severity Major, created_et 2026_07_13;)