Versions (4)
Version DetailsCurrent
Rev: 2 • Jan 11, 2023, 12:00 PMET MALWARE Observed DNS Query to TA444/Lazarus Domain (concrecapital .com)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to TA444/Lazarus Domain (concrecapital .com)"; dns.query; content:"concrecapital.com"; nocase; bsize:17; reference:url,twitter.com/ThreatBookLabs/status/1613066862287532032; classtype:trojan-activity; sid:2043278; rev:2; metadata:attack_target Client_Endpoint, created_at 2023_01_11, deployment Perimeter, deprecation_reason Age, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_08_29, reviewed_at 2023_08_29;)
Jan 11, 2023, 12:00 PM
Aug 29, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 26, 2025, 9:34 PM
rules/emerging-malware.rules