General

  • Target

    9726ba5e1a7ad8c6f0351c147e9aa9a477cd7aca12f00363260d979ca6a9688b

  • Size

    1.1MB

  • Sample

    241031-v41pjs1hrb

  • MD5

    ba7e3ccf268bc947d7434bfb46945306

  • SHA1

    e85e4ebb00bc165f7ed6345b9e80ef2c0f07d789

  • SHA256

    9726ba5e1a7ad8c6f0351c147e9aa9a477cd7aca12f00363260d979ca6a9688b

  • SHA512

    5de6db2cc0d57fff384c89e3bafa59a857b6a55d2e36a5b2409aa472d06c029f21c6a47203c82714addb290d92ffdd621b06009e7ba7d566a4120ed3c8e02fe0

  • SSDEEP

    24576:hkYQFXibHi3fe2Fyw8N9Zl8Ff3XXoCvaBr59Co2fI85:+YQFXGHSG2K9LKtyJyfJ5

Malware Config

Extracted

Family

vidar

C2

https://t.me/asg7rd

https://steamcommunity.com/profiles/76561199794498376

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Targets

    • Target

      9726ba5e1a7ad8c6f0351c147e9aa9a477cd7aca12f00363260d979ca6a9688b

    • Size

      1.1MB

    • MD5

      ba7e3ccf268bc947d7434bfb46945306

    • SHA1

      e85e4ebb00bc165f7ed6345b9e80ef2c0f07d789

    • SHA256

      9726ba5e1a7ad8c6f0351c147e9aa9a477cd7aca12f00363260d979ca6a9688b

    • SHA512

      5de6db2cc0d57fff384c89e3bafa59a857b6a55d2e36a5b2409aa472d06c029f21c6a47203c82714addb290d92ffdd621b06009e7ba7d566a4120ed3c8e02fe0

    • SSDEEP

      24576:hkYQFXibHi3fe2Fyw8N9Zl8Ff3XXoCvaBr59Co2fI85:+YQFXGHSG2K9LKtyJyfJ5

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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 Enterprise v15

Tasks