General

  • Target

    d28c20d03d5bb007292545185f5ac32d9248240b6f1b70397df2a3d34239f7ea

  • Size

    3.4MB

  • Sample

    230923-fjqlhscg21

  • MD5

    e3cddead31f681cbdae3fd84248fce61

  • SHA1

    969042270e05ecf5fd7d7d4f1202e187f5183c89

  • SHA256

    d28c20d03d5bb007292545185f5ac32d9248240b6f1b70397df2a3d34239f7ea

  • SHA512

    8f927832fd3a9692f22a975113fe477b57c84848566616d2a811c0b3f4660a2a0e2690c324bcd0fed1fb0e38205eb472cda3318ea1f8eda65eb19cace40d85f6

  • SSDEEP

    98304:p155U9g5BT3SNSYfa/YYPcTC2G9jPqMcyT:z55UmNjDYYPeCV9jPqMNT

Malware Config

Targets

    • Target

      d28c20d03d5bb007292545185f5ac32d9248240b6f1b70397df2a3d34239f7ea

    • Size

      3.4MB

    • MD5

      e3cddead31f681cbdae3fd84248fce61

    • SHA1

      969042270e05ecf5fd7d7d4f1202e187f5183c89

    • SHA256

      d28c20d03d5bb007292545185f5ac32d9248240b6f1b70397df2a3d34239f7ea

    • SHA512

      8f927832fd3a9692f22a975113fe477b57c84848566616d2a811c0b3f4660a2a0e2690c324bcd0fed1fb0e38205eb472cda3318ea1f8eda65eb19cace40d85f6

    • SSDEEP

      98304:p155U9g5BT3SNSYfa/YYPcTC2G9jPqMcyT:z55UmNjDYYPeCV9jPqMNT

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

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

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

    • Checks whether UAC is enabled

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks