""ET TROJAN Observed GandCrab Ransomware Domain (carder .bit in DNS Lookup)""

SID: 2025546

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 2018_04_30, deployment Perimeter, malware_family GandCrab, signature_severity Major, tag Ransomware, updated_at 2018_05_01, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

  • md5

  • 9faf6dedd3e0cd018d2e45bc8855bd4a

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: "|06|carder|03|bit|00|"

Within: 7

PCRE:

Special Options:

  • nocase

  • fast_pattern

source