Rule History

SID: 2012903 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 7 • May 31, 2011, 12:00 PM

Message:

ET INFO DNS Query for a Suspicious *.qc.cx domain

Rule:

alert dns $HOME_NET any -> any any (msg:"ET INFO DNS Query for a Suspicious *.qc.cx domain"; dns.query; content:".qc.cx"; fast_pattern; endswith; classtype:bad-unknown; sid:2012903; rev:7; metadata:created_at 2011_05_31, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_17;)

Created:

May 31, 2011, 12:00 PM

Updated:

Sep 17, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Dec 10, 2025, 11:34 PM

Filename:

rules/emerging-info.rules