Rule History

SID: 2046955 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • Jul 28, 2023, 12:00 PM

Message:

ET MALWARE IcedID CnC Domain in DNS Lookup (vrondafarih .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE IcedID CnC Domain in DNS Lookup (vrondafarih .com)"; dns.query; dotprefix; content:".vrondafarih.com"; nocase; endswith; classtype:domain-c2; sid:2046955; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_07_28, deployment Perimeter, malware_family IcedID, performance_impact Low, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_07_28;)

Created:

Jul 28, 2023, 12:00 PM

Updated:

Jul 28, 2023, 12:00 PM

DB Created:

Jul 28, 2023, 11:00 PM

DB Updated:

Aug 20, 2025, 9:35 PM

Filename:

rules/emerging-malware.rules