alert dns $HOME_NET any -> any any (msg:"ET INFO Query for Suspicious .xe.cx Domain"; dns.query; content:".xe.cx"; fast_pattern; nocase; endswith; classtype:bad-unknown; sid:2013862; rev:6; metadata:created_at 2011_11_07, deprecation_reason Age, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_09, reviewed_at 2024_04_09;)