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
    150s
  • max time network
    125s
  • 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, 04:30

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General

  • Target
    Matcha_Setup.bat
  • Size 11KB
  • Sample260706-e43wxadv7j
  • SHA256 b1747217159b66ecb824210152887defc7930ba5f3ffd4874e37c84c259fe9f2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoveryexecutionpersistenceransomwarespyware

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.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

    execution
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 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:4220
    • 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:3468
      • 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:3228
        • C:\Windows\Temp\{7A744302-D4FE-40C8-939A-19F9EE3EB600}\.cr\python_installer.exe
          "C:\Windows\Temp\{7A744302-D4FE-40C8-939A-19F9EE3EB600}\.cr\python_installer.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\python_installer.exe" -burn.filehandle.attached=608 -burn.filehandle.self=604 /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:1208
          • C:\Windows\Temp\{9D4703E5-CE0C-473A-A8BC-596B59BB3851}\.be\python-3.12.0-amd64.exe
            "C:\Windows\Temp\{9D4703E5-CE0C-473A-A8BC-596B59BB3851}\.be\python-3.12.0-amd64.exe" -q -burn.elevated BurnPipe.{8D509777-054A-4BBA-9AFA-9E9E02796F0F} {1140B706-107B-46DD-815B-942EEAE3DBE9} 1208
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:5552
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command @"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4892
      • C:\Windows\system32\print.exe
        print ("[Matcha] Python script started.")
        2⤵
          PID:1124
        • C:\Windows\system32\print.exe
          print ("[Matcha] Webhooks defined.")
          2⤵
            PID:2488
        • C:\Windows\system32\vssvc.exe
          C:\Windows\system32\vssvc.exe
          1⤵
          • Checks SCSI registry key(s)
          • Suspicious use of AdjustPrivilegeToken
          PID:2548
        • C:\Windows\system32\srtasks.exe
          C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3908
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:5184
          • 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:1428
        • 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:3068
        • 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:1760

        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

              python_installer.exe
              • Path C:\Windows\Temp\{7A744302-D4FE-40C8-939A-19F9EE3EB600}\.cr\python_installer.exe
              • Size 858KB
              • SHA256 8b670ed69431d112c0786dc4bf8e44a0b42b9f635ee4fbd46c49976837686dbc
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              PythonBA.dll
              • Path C:\Windows\Temp\{9D4703E5-CE0C-473A-A8BC-596B59BB3851}\.ba\PythonBA.dll
              • Size 674KB
              • SHA256 12a0bb777cd7ee658394fc3452ba06e715d9328d7f2c2c3ee5b8fbb5c51e661f
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              SideBar.png
              • Path C:\Windows\Temp\{9D4703E5-CE0C-473A-A8BC-596B59BB3851}\.ba\SideBar.png
              • Size 50KB
              • SHA256 79434bd1368f47f08acf6db66638531d386bf15166d78d9bfea4da164c079067
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/3068-96-0x000002B5801E0000-0x000002B5802E0000-memory.dmp
              Download

              memory/3068-94-0x000002B5801E0000-0x000002B5802E0000-memory.dmp
              Download

              memory/3068-117-0x000002B5941D0000-0x000002B5941F0000-memory.dmp
              Download

              memory/3068-107-0x000002B582C90000-0x000002B582CB0000-memory.dmp
              Download

              memory/3068-103-0x000002B582E90000-0x000002B582F90000-memory.dmp
              Download

              memory/3068-102-0x000002B582A30000-0x000002B582A50000-memory.dmp
              Download

              memory/4892-72-0x00000254AC140000-0x00000254AC162000-memory.dmp
              Download