Analysis

  • max time kernel
    14s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/08/2026, 11:37

General

  • Target
    bin/Debug/MatrixVirus.exe
  • Size 620KB
  • Sample260812-nrcnmafp21
  • SHA256 68e1e16f14e69f96ad56e54b664dac608aa0e8d1ab13f1f904de3fc8b031ed30
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Modifies system executable filetype association 2 TTPs 42 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bin\Debug\MatrixVirus.exe
    "C:\Users\Admin\AppData\Local\Temp\bin\Debug\MatrixVirus.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k reg delete HKCR /f
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2284
      • C:\Windows\SysWOW64\reg.exe
        reg delete HKCR /f
        3⤵
        • Modifies system executable filetype association
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:4516
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x0000000000000504 0x00000000000004FC
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4964

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/4468-0-0x00000000743C2000-0x00000000743C3000-memory.dmp

        memory/4468-1-0x0000000000BB0000-0x0000000000C50000-memory.dmp

        memory/4468-2-0x0000000005630000-0x00000000056C2000-memory.dmp

        memory/4468-3-0x0000000005DF0000-0x00000000063AA000-memory.dmp

        memory/4468-7-0x00000000743B0000-0x0000000074B6C000-memory.dmp

        memory/4468-8-0x00000000743C2000-0x00000000743C3000-memory.dmp

        memory/4468-9-0x00000000743B0000-0x0000000074B6C000-memory.dmp