Analysis

  • max time kernel
    6s
  • max time network
    9s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2024 14:00

General

  • Target

    nyxia external.exe

  • Size

    3.3MB

  • MD5

    51393a0442f9c01f59a597b1218887c8

  • SHA1

    2b48afc21ab4a30dd6b8ce4d8907c9062fb4d95c

  • SHA256

    19bddef132af20da74c89fb263b1ae89f9762eba06382e69cccdfc9048e45917

  • SHA512

    f492083b0b3cb86b4367da9fd7040b49de9d9643fef7f61b77815f761b0bec9eae3a61fdebe549ff1f9cf97c8b53cd7f7c44df4501f9a0f9baca87b502ac9de2

  • SSDEEP

    49152:ZPk827hGqT5yCL8FBo+IvuxVDK5rdynF4hNhLus6E9ku/8vpsS2vaovBlZ58aotR:Z88ypGOV0sPuvpsSIaM50tZjlBtB4I

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 6 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 behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\nyxia external.exe
    "C:\Users\Admin\AppData\Local\Temp\nyxia external.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 behavior: EnumeratesProcesses
    PID:1360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1360-0-0x00007FF745430000-0x00007FF745D31000-memory.dmp
    Filesize

    9.0MB

  • memory/1360-1-0x00007FFDED910000-0x00007FFDED912000-memory.dmp
    Filesize

    8KB

  • memory/1360-2-0x00007FF745430000-0x00007FF745D31000-memory.dmp
    Filesize

    9.0MB

  • memory/1360-3-0x00007FF745430000-0x00007FF745D31000-memory.dmp
    Filesize

    9.0MB

  • memory/1360-4-0x00007FF745430000-0x00007FF745D31000-memory.dmp
    Filesize

    9.0MB

  • memory/1360-5-0x00007FF745430000-0x00007FF745D31000-memory.dmp
    Filesize

    9.0MB

  • memory/1360-6-0x00007FF745430000-0x00007FF745D31000-memory.dmp
    Filesize

    9.0MB