alert http $HOME_NET any -> any any (msg:"AT related malicious URL (qr-codes.io/3On36z)"; flow:established,to_server; http.uri; content:"/3On36z"; startswith; fast_pattern; http.host; content:"qr-codes.io"; endswith; reference:url,phishstats.info; reference:url,julioliraup.github.io/ET/signature.html?sid=6005030; classtype:social-engineering; sid:6005030; rev:1; metadata:signature_severity Major, created_et 2026_05_22;)