""ET TROJAN Observed DNS Query to Gryphon CnC Domain / GlobeImposter Payment Domain""

SID: 2024543

Revision: 3

Class Type: trojan-activity

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, signature_severity Major, tag Ransomware, updated_at 2019_08_28

Reference:

  • md5

  • c714c3fe13e515a85774b03787ee9d85

Protocol: udp

Source Network: $HOME_NET

Source Port: any

Destination Network: any

Destination Port: 53

Flow:

Contents:

  • Value: "|01|" Depth: 1 Offset: 2

  • Value: "|00 01 00 00 00 00 00|"

  • Value: "|10|cr7icbfqm64hixta"

Within: 7

PCRE:

Special Options:

  • nocase

  • fast_pattern

source