General

  • Target

    935f34add2f37f72d08d38697a690c8d.exe

  • Size

    5.4MB

  • Sample

    221005-m5p1faebc8

  • MD5

    935f34add2f37f72d08d38697a690c8d

  • SHA1

    e9eee01cffe74fb72dc62ff25f62326a94a9c1be

  • SHA256

    64c309c362af685c88863ec58a83b70aa417357a7c54ae1da3d02d2b43599b2f

  • SHA512

    3d95f5c8b36e220c50fd90c14d0cf53d4c4c7db713168c253bf10377ca40672cc399ab71cb9fcc8069f35bd799c1bee8eac85b5b6c82359d75a1e7a097e38091

  • SSDEEP

    98304:ZoNJBbQMhDo1RBLk1nt8Fj/iynjrK3WYYesD2srbMP:ZoNJBbQMhDo1RBLk1nt8Fj/iynjrpyw

Malware Config

Extracted

Family

vidar

Version

54.9

Botnet

1680

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes
  • profile_id

    1680

Targets

    • Target

      935f34add2f37f72d08d38697a690c8d.exe

    • Size

      5.4MB

    • MD5

      935f34add2f37f72d08d38697a690c8d

    • SHA1

      e9eee01cffe74fb72dc62ff25f62326a94a9c1be

    • SHA256

      64c309c362af685c88863ec58a83b70aa417357a7c54ae1da3d02d2b43599b2f

    • SHA512

      3d95f5c8b36e220c50fd90c14d0cf53d4c4c7db713168c253bf10377ca40672cc399ab71cb9fcc8069f35bd799c1bee8eac85b5b6c82359d75a1e7a097e38091

    • SSDEEP

      98304:ZoNJBbQMhDo1RBLk1nt8Fj/iynjrK3WYYesD2srbMP:ZoNJBbQMhDo1RBLk1nt8Fj/iynjrpyw

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks