Analysis

  • max time kernel
    64s
  • max time network
    63s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260911-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    28/09/2026, 13:07

General

  • Target
    not_a_virus.exe
  • Size 244KB
  • Sample260928-qc2ejswtbw
  • SHA256 940bd0593e2cdedae52f6d995378342460444ef15646dcabb609e5a32dff4668
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\not_a_virus.exe
    "C:\Users\Admin\AppData\Local\Temp\not_a_virus.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5908
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c BSOD.exe --win10 -sc "Stop code: 0xC0000225\nWhat failed: bootmgr.dll" -sp "-1"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BSOD.exe
        BSOD.exe --win10 -sc "Stop code: 0xC0000225\nWhat failed: bootmgr.dll" -sp "-1"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4892

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        BSOD.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\BSOD.exe
        • Size 435KB
        • SHA256 31e1a16d982e4415d8161baf6817038b8dee191c996d5470338026b7f9fcce1f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4892-5-0x000002B993E60000-0x000002B993ED2000-memory.dmp

        memory/4892-6-0x000002B9AF360000-0x000002B9AF370000-memory.dmp

        memory/4892-7-0x000002B9AF360000-0x000002B9AF370000-memory.dmp

        memory/4892-8-0x000002B9AF360000-0x000002B9AF370000-memory.dmp

        memory/4892-9-0x000002B9AF360000-0x000002B9AF370000-memory.dmp

        memory/4892-11-0x000002B9B5180000-0x000002B9B518E000-memory.dmp

        memory/4892-10-0x000002B9B51B0000-0x000002B9B51E8000-memory.dmp

        memory/4892-12-0x000002B9AF360000-0x000002B9AF370000-memory.dmp

        memory/4892-13-0x000002B9AF360000-0x000002B9AF370000-memory.dmp

        memory/4892-14-0x000002B9AF360000-0x000002B9AF370000-memory.dmp