Rule History

SID: 2031474 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Jan 4, 2021, 12:00 PM

Message:

ET MALWARE APT32/OceanLotus CnC Domain in DNS Lookup (mykessef .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE APT32/OceanLotus CnC Domain in DNS Lookup (mykessef .com)"; dns.query; content:"mykessef.com"; nocase; bsize:12; reference:url,labs.sentinelone.com/apt32-multi-stage-macos-trojan-innovates-on-crimeware-scripting-technique/; classtype:domain-c2; sid:2031474; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_01_04, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_01_04;)

Created:

Jan 4, 2021, 12:00 PM

Updated:

Jan 4, 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