General

  • Target

    937eb23c0c68a34501be029aa11106e47cb2a3642de860a21dcc47983520e99c.exe

  • Size

    1023KB

  • Sample

    241014-b3e7nszbrk

  • MD5

    a0c8a9f05817ca74b5b289cf57fa4af0

  • SHA1

    0d308c60ee35a6ff2d1bbe2cdeb35abc5b41701a

  • SHA256

    937eb23c0c68a34501be029aa11106e47cb2a3642de860a21dcc47983520e99c

  • SHA512

    4b6490661130b717c5ea603bcb4fd78d589a53086ca53839dc997c7226571beeafce2c9b9d3176310b359b36e143ffcdb217e64fefbcdcb5b51c319c8cdc2e33

  • SSDEEP

    24576:TJjxI3sqXrdyl/FrZjhb5KUHxkNG+sU45g/3K5G:TxxI3sqXrdyDb5Kex+RXK5G

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

191375c1805c0d5109ea6297d63371b2

C2

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Targets

    • Target

      937eb23c0c68a34501be029aa11106e47cb2a3642de860a21dcc47983520e99c.exe

    • Size

      1023KB

    • MD5

      a0c8a9f05817ca74b5b289cf57fa4af0

    • SHA1

      0d308c60ee35a6ff2d1bbe2cdeb35abc5b41701a

    • SHA256

      937eb23c0c68a34501be029aa11106e47cb2a3642de860a21dcc47983520e99c

    • SHA512

      4b6490661130b717c5ea603bcb4fd78d589a53086ca53839dc997c7226571beeafce2c9b9d3176310b359b36e143ffcdb217e64fefbcdcb5b51c319c8cdc2e33

    • SSDEEP

      24576:TJjxI3sqXrdyl/FrZjhb5KUHxkNG+sU45g/3K5G:TxxI3sqXrdyDb5Kex+RXK5G

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • 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