alert http $HOME_NET any -> any any (msg:"AT related malicious URL (usps.xupqoxx.one/uqjmw/)"; flow:established,to_server; http.uri; content:"/uqjmw/"; startswith; fast_pattern; http.host; content:"usps.xupqoxx.one"; endswith; reference:url,openphish.com; reference:url,julioliraup.github.io/ET/signature.html?sid=6004253; classtype:social-engineering; sid:6004253; rev:1; metadata:signature_severity Major, created_et 2026_05_20;)