Rule History

SID: 2042537 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Dec 9, 2022, 12:00 PM

Message:

ET MALWARE Cobalt Strike Related Domain in DNS Lookup (pejapezey .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cobalt Strike Related Domain in DNS Lookup (pejapezey .com)"; dns.query; content:"pejapezey.com"; nocase; bsize:13; reference:url,twitter.com/malware_traffic/status/1600946023165480960; classtype:domain-c2; sid:2042537; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_12_09, deployment Perimeter, malware_family Cobalt_Strike, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_12_09;)

Created:

Dec 9, 2022, 12:00 PM

Updated:

Dec 9, 2022, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 27, 2025, 9:35 PM

Filename:

rules/emerging-malware.rules