Rule History

SID: 2022642 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 7 • Mar 23, 2016, 12:00 PM

Message:

ET INFO DNS Query to a *.ngrok domain (ngrok.io)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET INFO DNS Query to a *.ngrok domain (ngrok.io)"; dns.query; content:".ngrok.io"; fast_pattern; endswith; nocase; classtype:misc-activity; sid:2022642; rev:7; metadata:created_at 2016_03_23, deployment Perimeter, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_28;)

Created:

Mar 23, 2016, 12:00 PM

Updated:

Apr 28, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 6, 2025, 4:34 PM

Filename:

rules/emerging-info.rules