alert http $HOME_NET any -> any any (msg:"AT related malicious URL (smt-doo-axx .co/smt/)"; flow:established,to_server; http.uri; content:"/smt/"; startswith; fast_pattern; http.host; content:"smt-doo-axx.co"; endswith; reference:url,phishstats.info; reference:url,github.com/julioliraup/Antiphishing; reference:url,julioliraup.github.io/ET/signature.html?sid=6001659; classtype:social-engineering; sid:6001659; rev:2; metadata:signature_severity Major, created_et 2026_05_12;)