alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO HTTP Request to a *.qc.cx domain"; flow:established,to_server; http.host; content:".qc.cx"; endswith; classtype:bad-unknown; sid:2012899; rev:5; metadata:created_at 2011_05_31, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_06;)