alert http $HOME_NET any -> any any (msg:"AT related malicious URL (sankouh.pivac.com.mx/app)"; flow:established,to_server; http.uri; content:"/app"; startswith; fast_pattern; http.host; content:"sankouh.pivac.com.mx"; endswith; reference:url,openphish.com; reference:url,julioliraup.github.io/AT/signature.html?sid=6013120; classtype:social-engineering; sid:6013120; rev:1; metadata:signature_severity Major, created_et 2026_08_24;)