Versions (4)
Version DetailsCurrent
Rev: 5 • Aug 14, 2017, 12:00 PMET MALWARE Observed DNS Query to Gryphon CnC Domain / GlobeImposter Payment Domain
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to Gryphon CnC Domain / GlobeImposter Payment Domain"; dns.query; content:"cr7icbfqm64hixta"; depth:16; nocase; fast_pattern; reference:md5,c714c3fe13e515a85774b03787ee9d85; classtype:command-and-control; sid:2024543; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_08_14, deployment Perimeter, malware_family GlobeImposter, malware_family Gryphon, performance_impact Moderate, confidence High, signature_severity Major, tag Ransomware, updated_at 2020_09_01;)
Aug 14, 2017, 12:00 PM
Sep 1, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules