Rule History

SID: 2038934 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Sep 22, 2022, 12:00 PM

Message:

ET CURRENT_EVENTS GitHub/CicleCI Themed Phishing Domain in DNS Lookup (circle-cl .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET CURRENT_EVENTS GitHub/CicleCI Themed Phishing Domain in DNS Lookup (circle-cl .com)"; dns.query; dotprefix; content:".circle-cl.com"; nocase; endswith; reference:url,github.blog/2022-09-21-security-alert-new-phishing-campaign-targets-github-users/; classtype:credential-theft; sid:2038934; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_09_22, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_22;)

Created:

Sep 22, 2022, 12:00 PM

Updated:

Sep 22, 2022, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 1, 2025, 8:35 PM

Filename:

rules/emerging-current_events.rules