Overview

overview

8

Static

static

1

Matcha_Setup.bat

windows10-2004-x64

8

Matcha_Setup.bat

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 02:12

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General

  • Target
    Matcha_Setup.bat
  • Size 8KB
  • Sample260706-cmwp6ahs5z
  • SHA256 d156ab22e6aa4c4e08edaaf0343d4da1376b52548b0f10b639d95c71a806e3c3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 55 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Matcha_Setup.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Windows\system32\curl.exe
      curl -o python_installer.exe https://www.python.org/ftp/python/3.12.0/python-3.12.0-amd64.exe
      2⤵
        PID:3276
      • C:\Users\Admin\AppData\Local\Temp\python_installer.exe
        python_installer.exe /quiet InstallAllUsers=1 PrependPath=1 Include_test=0
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4516
        • C:\Windows\Temp\{8DC278E2-69E0-437F-A79E-A34A6767F77E}\.cr\python_installer.exe
          "C:\Windows\Temp\{8DC278E2-69E0-437F-A79E-A34A6767F77E}\.cr\python_installer.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\python_installer.exe" -burn.filehandle.attached=592 -burn.filehandle.self=744 /quiet InstallAllUsers=1 PrependPath=1 Include_test=0
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1580
          • C:\Windows\Temp\{2EBC2AAB-F0B0-4FBE-AC3E-466D8A06D111}\.be\python-3.12.0-amd64.exe
            "C:\Windows\Temp\{2EBC2AAB-F0B0-4FBE-AC3E-466D8A06D111}\.be\python-3.12.0-amd64.exe" -q -burn.elevated BurnPipe.{4CB65803-367B-45A6-BB62-B8A2B84A1DCB} {7F948D82-FBAE-4792-B1E3-58E42B17D55F} 1580
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:4120
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4364
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5088
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5360
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:1644
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:5572
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4856

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          prep_Activatable Class_Hermes_perf.cache
          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
          • Size 599B
          • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          python_installer.exe
          • Path C:\Users\Admin\AppData\Local\Temp\python_installer.exe
          • Size 25.3MB
          • SHA256 c6bdf93f4b2de6dfa1a3a847e7c24ae10edf7f6318653d452cd4381415700ada
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          PythonBA.dll
          • Path C:\Windows\Temp\{2EBC2AAB-F0B0-4FBE-AC3E-466D8A06D111}\.ba\PythonBA.dll
          • Size 674KB
          • SHA256 12a0bb777cd7ee658394fc3452ba06e715d9328d7f2c2c3ee5b8fbb5c51e661f
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          SideBar.png
          • Path C:\Windows\Temp\{2EBC2AAB-F0B0-4FBE-AC3E-466D8A06D111}\.ba\SideBar.png
          • Size 50KB
          • SHA256 79434bd1368f47f08acf6db66638531d386bf15166d78d9bfea4da164c079067
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          python_installer.exe
          • Path C:\Windows\Temp\{8DC278E2-69E0-437F-A79E-A34A6767F77E}\.cr\python_installer.exe
          • Size 858KB
          • SHA256 8b670ed69431d112c0786dc4bf8e44a0b42b9f635ee4fbd46c49976837686dbc
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/4856-249-0x00000284E7430000-0x00000284E7864000-memory.dmp
          Download

          memory/5572-86-0x000002BE001E0000-0x000002BE002E0000-memory.dmp
          Download

          memory/5572-104-0x000002BE141E0000-0x000002BE14200000-memory.dmp
          Download

          memory/5572-95-0x000002BE03930000-0x000002BE03950000-memory.dmp
          Download

          memory/5572-98-0x000002BE03E10000-0x000002BE03E30000-memory.dmp
          Download

          memory/5572-96-0x000002BE03E50000-0x000002BE03F50000-memory.dmp
          Download