Resubmissions

09-01-2023 00:18

230109-alx6gsfb52 10

General

  • Target

    lnstaller.zip

  • Size

    309KB

  • Sample

    230109-alx6gsfb52

  • MD5

    3499a1f127ee40883d8839660e6ed0ca

  • SHA1

    f474ff01d17a0e9c9bea92ac82a2cf696880324d

  • SHA256

    c2a01de95bb9af326ed5963c14f95388fa83e42474ef4b709b375e369af41ffc

  • SHA512

    93bdf8f69da38d6b1585e126d1208e2c77823e260b4f8944ea59b31f30ae97234615aea4172e1a2cadc9ab392062db68722e0fb9a9da6205c46b23cb35fd974a

  • SSDEEP

    6144:6RqWabQNfkFnRn8huWAqo2LWCY5r/zVmyTFs8ptH9WVuX:Iq3wsnRFtXGWCYl/xe8plkVK

Malware Config

Extracted

Family

vidar

Version

1.8

Botnet

812

C2

https://t.me/year2023start

https://steamcommunity.com/profiles/76561199467421923

Attributes
  • profile_id

    812

Targets

    • Target

      Setup.exe

    • Size

      750.4MB

    • MD5

      ecab43985219a0d403a57d68a7f031dc

    • SHA1

      557c2e853da449c241e4ac032d423e738a65057f

    • SHA256

      d1e1e02d213453eefdd80545b6a244e945ac5a6d38d95efa7c927deacfefd098

    • SHA512

      3857d46114db6707d03523ff17d4237b051d40145da2ce9c583d247a9450855e18a1946f52ce5c0519d9de56b7c7680befb916552b080866e08698b4ff44268b

    • SSDEEP

      12288:6XzzpXvdfXLhb4lfeMLRYOYDub54whqnhbam3FeHJK:cp/dfmJeMLRYY+2qnz1eH

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks