General

  • Target

    3b16cc3651c3ff8ca2f55cb0d564bd9c5ddfd0f8ad1b8e314882469847e0360d

  • Size

    184KB

  • Sample

    221123-lknffafa7y

  • MD5

    f3b39fdc15fb8dd1bfb76003695749c5

  • SHA1

    008a1e41bbd2caa981a6c0c8abc404e6972d746a

  • SHA256

    3b16cc3651c3ff8ca2f55cb0d564bd9c5ddfd0f8ad1b8e314882469847e0360d

  • SHA512

    954f7cc13032fcf266ad00716edc4a50f1eb056e6441e449873340cb64ae00444d4885528a255a2087b654c495929eb97a8be64c71fb562c99a9b4a79fe84cac

  • SSDEEP

    3072:7gXdZt9P6D3XJVJcOPOZF5GP1rSwe4Pqwwrm/V1EbY9cHdinme/7nHkjoOLYZ0aQ:7e349cWkF5S+w4wdDE8xnme/zXOLYZ0X

Malware Config

Targets

    • Target

      3b16cc3651c3ff8ca2f55cb0d564bd9c5ddfd0f8ad1b8e314882469847e0360d

    • Size

      184KB

    • MD5

      f3b39fdc15fb8dd1bfb76003695749c5

    • SHA1

      008a1e41bbd2caa981a6c0c8abc404e6972d746a

    • SHA256

      3b16cc3651c3ff8ca2f55cb0d564bd9c5ddfd0f8ad1b8e314882469847e0360d

    • SHA512

      954f7cc13032fcf266ad00716edc4a50f1eb056e6441e449873340cb64ae00444d4885528a255a2087b654c495929eb97a8be64c71fb562c99a9b4a79fe84cac

    • SSDEEP

      3072:7gXdZt9P6D3XJVJcOPOZF5GP1rSwe4Pqwwrm/V1EbY9cHdinme/7nHkjoOLYZ0aQ:7e349cWkF5S+w4wdDE8xnme/zXOLYZ0X

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • 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

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks