alert http $HOME_NET any -> any any (msg:"AT related malicious URL (a1 .1faw .com/)"; flow:established,to_server; http.uri; content:"/"; startswith; fast_pattern; http.host; content:"a1.1faw.com"; endswith; reference:url,openphish.com; reference:url,github.com/julioliraup/Antiphishing; reference:url,julioliraup.github.io/ET/signature.html?sid=6000901; classtype:social-engineering; sid:6000901; rev:2; metadata:signature_severity Major, created_et 2026_05_10, updated_et 2025_05_11;)