General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241124-v7ksha1kaw

  • MD5

    3b098936d2ba04149e255a50f61b5415

  • SHA1

    271d4427a66a5169e0928535dc93b230fafdd916

  • SHA256

    b67cb8c91c159ad18db1de834b32e3d17c42f6b595762905c015eba800b93a3b

  • SHA512

    810e6b83732f7c3426768348390cde9c5b3ffecf958edc832982475c91bfd5747960477270c7594dd01d310c436ec1da51f277dff5bf6b58d1c13b28d8042d7f

  • SSDEEP

    98304:w1h6bxB94hk9yMyHPPnUv68dc4BHSlAyitLDCSSbAl4Y8hoi7114UQ:w1gZKA/jSlkZDCXfYP/9

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      3b098936d2ba04149e255a50f61b5415

    • SHA1

      271d4427a66a5169e0928535dc93b230fafdd916

    • SHA256

      b67cb8c91c159ad18db1de834b32e3d17c42f6b595762905c015eba800b93a3b

    • SHA512

      810e6b83732f7c3426768348390cde9c5b3ffecf958edc832982475c91bfd5747960477270c7594dd01d310c436ec1da51f277dff5bf6b58d1c13b28d8042d7f

    • SSDEEP

      98304:w1h6bxB94hk9yMyHPPnUv68dc4BHSlAyitLDCSSbAl4Y8hoi7114UQ:w1gZKA/jSlkZDCXfYP/9

    • 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