Versions (4)
Version DetailsCurrent
Rev: 1 • Mar 14, 2022, 12:00 PMET MALWARE Ghostwriter/UNC1151 Related Domain in DNS Lookup (tvasahi .online)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Ghostwriter/UNC1151 Related Domain in DNS Lookup (tvasahi .online)"; dns.query; content:"tvasahi.online"; nocase; bsize:14; reference:url,ti.qianxin.com/blog/articles/Analysis-of-ti.qianxin.com/blog/articles/Analysis-of-attack-activities-of-suspected-aptorganization-unc1151-against-ukraine-and-other-countries/; classtype:domain-c2; sid:2035451; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_03_14, deployment Perimeter, malware_family Ghostwriter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_14;)
Mar 14, 2022, 12:00 PM
Mar 14, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 5, 2025, 9:34 PM
rules/emerging-malware.rules