alert http $HOME_NET any -> any any (msg:"AT related malicious URL (44433a.com/?dl=2ndv22)"; flow:established,to_server; http.uri; content:"/?dl=2ndv22"; startswith; fast_pattern; http.host; content:"44433a.com"; endswith; reference:url,openphish.com; reference:url,julioliraup.github.io/ET/signature.html?sid=6003051; classtype:social-engineering; sid:6003051; rev:1; metadata:signature_severity Major, created_et 2026_05_18;)