Rule History

SID: 2042774 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 2 • Dec 13, 2022, 12:00 PM

Message:

ET MALWARE SocGholish Domain in DNS Lookup (library .covebooks .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE SocGholish Domain in DNS Lookup (library .covebooks .com)"; dns.query; content:"library.covebooks.com"; nocase; bsize:21; reference:md5,a81dd1c068725069ba16d6f714003d40; classtype:trojan-activity; sid:2042774; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_12_13, deployment Perimeter, deprecation_reason Age, confidence High, signature_severity Major, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_12;)

Created:

Dec 13, 2022, 12:00 PM

Updated:

Jan 12, 2023, 12:00 PM

DB Created:

Dec 13, 2022, 11:00 PM

DB Updated:

Aug 27, 2025, 9:35 PM

Filename:

rules/emerging-malware.rules