Rule History

SID: 2031660 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Feb 24, 2021, 12:00 PM

Message:

ET MALWARE MINEBRIDGE CnC Domain in DNS Lookup (greatersky .top)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE MINEBRIDGE CnC Domain in DNS Lookup (greatersky .top)"; dns.query; content:"greatersky.top"; nocase; bsize:14; reference:url,www.zscaler.com/blogs/security-research/return-minebridge-rat-new-ttps-and-social-engineering-lures; classtype:domain-c2; sid:2031660; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_02_24, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_02_24;)

Created:

Feb 24, 2021, 12:00 PM

Updated:

Feb 24, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 15, 2025, 9:36 PM

Filename:

rules/emerging-malware.rules