Back to Rule

Rule History

SID: 2035023 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 3Jan 31, 2022, 12:00 PM

ET INFO URL Shortener Service Domain in DNS Lookup (yourls .org)

alert dns $HOME_NET any -> any any (msg:"ET INFO URL Shortener Service Domain in DNS Lookup (yourls .org)"; dns.query; content:"yourls.org"; nocase; bsize:10; classtype:misc-activity; sid:2035023; rev:3; metadata:attack_target Client_Endpoint, created_at 2022_01_31, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_28, reviewed_at 2024_10_14;)

Jan 31, 2022, 12:00 PM

Apr 28, 2023, 12:00 PM

Sep 21, 2024, 3:00 AM

Sep 5, 2025, 9:34 PM

rules/emerging-info.rules