Rule History

SID: 2029971 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Apr 20, 2020, 12:00 PM

Message:

ET HUNTING Observed DNS Query for EmerDNS TLD (.coin)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET HUNTING Observed DNS Query for EmerDNS TLD (.coin)"; dns.query; content:".coin"; nocase; endswith; reference:url,wiki.opennic.org/opennic/dot; reference:url,emercoin.com/en/documentation/blockchain-services/emerdns/emerdns-introduction; classtype:bad-unknown; sid:2029971; rev:2; metadata:attack_target Client_Endpoint, created_at 2020_04_20, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_16;)

Created:

Apr 20, 2020, 12:00 PM

Updated:

Nov 16, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 19, 2025, 10:35 PM

Filename:

rules/emerging-hunting.rules