General

  • Target

    c222e1c90ba989065e896c93031d5615.exe

  • Size

    340KB

  • Sample

    250228-jhttbswkz8

  • MD5

    c222e1c90ba989065e896c93031d5615

  • SHA1

    c19fec40d2dd015edb50f2254e1107fbeb6ed5bf

  • SHA256

    d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159

  • SHA512

    e64dfccfb886bc24842e036a2b2a34ff439af7799dc294a83a7b046d9e4c98074665bd95b0d1fea2f162abd2c50a16aec63a95a0c078f047be8cc2761ae1f6c6

  • SSDEEP

    6144:JH2ofI2u6ukzPZnu3eb+JZAZBefgAvVGVvu5fp4Dcl/OMeNfsEjiX:JH2of9uNKPZnu3eqJS+fg4QY5f2olReQ

Malware Config

Extracted

Family

vidar

Botnet

ir7am

C2

https://t.me/l793oy

https://steamcommunity.com/profiles/76561199829660832

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/131.0.0.0 Safari/537.36 OPR/116.0.0.0

Targets

    • Target

      c222e1c90ba989065e896c93031d5615.exe

    • Size

      340KB

    • MD5

      c222e1c90ba989065e896c93031d5615

    • SHA1

      c19fec40d2dd015edb50f2254e1107fbeb6ed5bf

    • SHA256

      d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159

    • SHA512

      e64dfccfb886bc24842e036a2b2a34ff439af7799dc294a83a7b046d9e4c98074665bd95b0d1fea2f162abd2c50a16aec63a95a0c078f047be8cc2761ae1f6c6

    • SSDEEP

      6144:JH2ofI2u6ukzPZnu3eb+JZAZBefgAvVGVvu5fp4Dcl/OMeNfsEjiX:JH2of9uNKPZnu3eqJS+fg4QY5f2olReQ

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Uses browser remote debugging

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

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

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

    • 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