Analysis

  • max time kernel
    53s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 13:06

Errors

Reason
Machine shutdown

General

  • Target
    endoflife.exe
  • Size 2.3MB
  • Sample261030-qckf2aef73
  • SHA256 3eb6ba059b4c94ab45c382158eeb0b49675f00539e021e4978a186786546dfb0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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.

  • Executes a command shell one-liner 1 TTPs 3 IoCs

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

  • Kills process with taskkill 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\endoflife.exe
    "C:\Users\Admin\AppData\Local\Temp\endoflife.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of WriteProcessMemory
    PID:4372
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /f /im taskmgr.exe
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3532
      • C:\Windows\system32\taskkill.exe
        taskkill /f /im taskmgr.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4972
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /f /im explorer.exe
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:476
      • C:\Windows\system32\taskkill.exe
        taskkill /f /im explorer.exe
        3⤵
        • Kills process with taskkill
        PID:244
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /f /im svchost.exe
      2⤵
      • Executes a command shell one-liner
      PID:2664
      • C:\Windows\system32\taskkill.exe
        taskkill /f /im svchost.exe
        3⤵
        • Kills process with taskkill
        PID:5800

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/4372-0-0x00007FF6CA850000-0x00007FF6CA97F000-memory.dmp