General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241123-mdpklasras

  • MD5

    be3a1a14663876ad1fafa3f52fd20337

  • SHA1

    824ae3000f78447db0835184a3c537b67ba1e35b

  • SHA256

    cb9f29a62f2f969a423fc32a9179c8e6810984f62acc624096d6cf844ad6f6a0

  • SHA512

    e372c7cded6669a4e30eaefa4da0153fcd72175aaaec06d7e6759f4e528baa8497986754578bf6c7c2fe348496b387a6492521619b362c537271b8108ba65f4b

  • SSDEEP

    98304:a36MwhV5hiVzKsk0PiF6mP2P1MPyqpkNtc4dV3XfqZT1:aqniVfkUiFNP2GqbJr3XSZT

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      be3a1a14663876ad1fafa3f52fd20337

    • SHA1

      824ae3000f78447db0835184a3c537b67ba1e35b

    • SHA256

      cb9f29a62f2f969a423fc32a9179c8e6810984f62acc624096d6cf844ad6f6a0

    • SHA512

      e372c7cded6669a4e30eaefa4da0153fcd72175aaaec06d7e6759f4e528baa8497986754578bf6c7c2fe348496b387a6492521619b362c537271b8108ba65f4b

    • SSDEEP

      98304:a36MwhV5hiVzKsk0PiF6mP2P1MPyqpkNtc4dV3XfqZT1:aqniVfkUiFNP2GqbJr3XSZT

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detects CryptBot payload

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Uses browser remote debugging

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

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks