Rule History

SID: 2033721 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Aug 13, 2021, 12:00 PM

Message:

ET MALWARE Unknown Chinese Threat Actor CnC Domain in DNS Lookup

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Unknown Chinese Threat Actor CnC Domain in DNS Lookup"; dns.query; content:"googledrivers.com"; nocase; bsize:17; reference:url,imp0rtp3.wordpress.com/2021/08/12/tetris/; classtype:domain-c2; sid:2033721; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_08_13, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_13;)

Created:

Aug 13, 2021, 12:00 PM

Updated:

Aug 13, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 9, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules