Rule History

SID: 2046814 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Jul 12, 2023, 12:00 PM

Message:

ET MALWARE RomCom CnC Domain in DNS Lookup (penofach .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE RomCom CnC Domain in DNS Lookup (penofach .com)"; dns.query; bsize:12; content:"penofach.com"; nocase; reference:url,blogs.blackberry.com/en/2023/07/romcom-targets-ukraine-nato-membership-talks-at-nato-summit; classtype:domain-c2; sid:2046814; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_07_12, deployment Perimeter, deprecation_reason Age, malware_family ROMCOM_RAT, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_08_16, reviewed_at 2023_08_16;)

Created:

Jul 12, 2023, 12:00 PM

Updated:

Aug 16, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 20, 2025, 9:35 PM

Filename:

rules/emerging-malware.rules