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Analysis

  • max time kernel
    144s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 12:53

General

  • Target

    mqrKShBvko.exe

  • Size

    11.2MB

  • MD5

    cdc7fd69069b2ad98d2b33a633eaf98b

  • SHA1

    b69fc19b195cd2d11416cddb675c79921817af6d

  • SHA256

    2971daa775ebab4f40852e097af9421be3dc46d271d2ce06f0daba6893dfe0f3

  • SHA512

    03a241e6b5d157f82e92bdd9611a7ba62d5a8c03a12831d9c684b76cab58b3dec17b6b542de09b73c63594f4f770d25acec7d06a586e284b50af411c7def81b6

  • SSDEEP

    196608:7p4QZqMFGkcNYuwPZ/bpo6kxYKURFqIhmdL1qo:7TtGt0zcmKURFq2m

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 11 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mqrKShBvko.exe
    "C:\Users\Admin\AppData\Local\Temp\mqrKShBvko.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:2064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2064-0-0x00007FFF89F10000-0x00007FFF8A105000-memory.dmp

    Filesize

    2.0MB

  • memory/2064-1-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-2-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-3-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-4-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-5-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-6-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-7-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-8-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-9-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-10-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB

  • memory/2064-12-0x00007FFF89F10000-0x00007FFF8A105000-memory.dmp

    Filesize

    2.0MB

  • memory/2064-11-0x00007FF7DB780000-0x00007FF7DCE89000-memory.dmp

    Filesize

    23.0MB