Analysis

  • user interaction
    yes
  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/10/2026, 23:28

General

  • Target
    The Mystery.bat
  • Size 6KB
  • Sample261011-3fzrcabc35
  • SHA256 04471a11ce60e78dee07a475143951eb350efae2bb8c1cb43e476fa5e3b3e912
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Disables Task Manager via registry modification
  • 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.

  • Kills process with taskkill 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\The Mystery.bat"
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Windows\system32\reg.exe
      reg query "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager"
      2⤵
        PID:1312
      • C:\Windows\system32\find.exe
        find "Debug"
        2⤵
          PID:5312
        • C:\Windows\system32\taskkill.exe
          taskkill /f /im explorer.exe
          2⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:1648
        • C:\Windows\system32\taskkill.exe
          taskkill /f /im taskmgr.exe
          2⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:4324
        • C:\Windows\system32\reg.exe
          reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f
          2⤵
            PID:1824
          • C:\Windows\system32\reg.exe
            reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced" /v ShowTaskbar /t REG_DWORD /d 0 /f
            2⤵
              PID:5212
            • C:\Windows\system32\mode.com
              mode con: cols=200 lines=200
              2⤵
                PID:2488

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  full.bat

                  • Path C:\Users\Admin\AppData\Local\Temp\full.bat
                  • Size 31B
                  • SHA256 ca355fbd7b5955638723e28a54768bb064d02af886d02e5894bb1fe156bac95b
                  • MD5 SHA1 SHA512