General

  • Target

    db1565547cd19de13820999bb385e1afc6ee817a0503f362e1b2afba5c4a332f

  • Size

    855KB

  • Sample

    211024-r1195aecc9

  • MD5

    4ced8bac723516e55f1dc025ad3ad606

  • SHA1

    5663d71fe2d0473e9a6f6cb387dc484c454925a0

  • SHA256

    db1565547cd19de13820999bb385e1afc6ee817a0503f362e1b2afba5c4a332f

  • SHA512

    64eba8d6e8fc48fef5386e922fbd45927fa3add383fd529c85fa4a81564914ecf57eaf57011c6347a3c07c577de05cdc507bbd036f47a9df0176ac89d6ac6715

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

517

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    517

Extracted

Family

djvu

C2

http://rlrz.org/lancer

Targets

    • Target

      db1565547cd19de13820999bb385e1afc6ee817a0503f362e1b2afba5c4a332f

    • Size

      855KB

    • MD5

      4ced8bac723516e55f1dc025ad3ad606

    • SHA1

      5663d71fe2d0473e9a6f6cb387dc484c454925a0

    • SHA256

      db1565547cd19de13820999bb385e1afc6ee817a0503f362e1b2afba5c4a332f

    • SHA512

      64eba8d6e8fc48fef5386e922fbd45927fa3add383fd529c85fa4a81564914ecf57eaf57011c6347a3c07c577de05cdc507bbd036f47a9df0176ac89d6ac6715

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks