alert http $HOME_NET any -> any any (msg:"AT related malicious URL (holdup-app-io.framer.ai/)"; flow:established,to_server; http.uri; content:"/"; startswith; fast_pattern; http.host; content:"holdup-app-io.framer.ai"; endswith; reference:url,openphish.com; reference:url,julioliraup.github.io/ET/signature.html?sid=6004503; classtype:social-engineering; sid:6004503; rev:1; metadata:signature_severity Major, created_et 2026_05_21;)