Versions (4)
Version DetailsCurrent
Rev: 2 • Aug 27, 2021, 12:00 PMET MALWARE HCRootkit CnC Domain in DNS Lookup (wcmbqxzeuopnvyfmhkstaretfciywdrl .name)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE HCRootkit CnC Domain in DNS Lookup (wcmbqxzeuopnvyfmhkstaretfciywdrl .name)"; dns.query; content:"wcmbqxzeuopnvyfmhkstaretfciywdrl.name"; nocase; bsize:37; fast_pattern; reference:url,twitter.com/AvastThreatLabs/status/1430527767855058949; reference:url,www.lacework.com/blog/hcrootkit-sutersu-linux-rootkit-analysis/; classtype:command-and-control; sid:2033824; rev:2; metadata:attack_target Client_Endpoint, created_at 2021_08_27, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_11_22;)
Aug 27, 2021, 12:00 PM
Nov 22, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 9, 2025, 9:34 PM
rules/emerging-malware.rules