Overview

overview

8

Static

static

3

MATVII+234.exe

windows10-2004-x64

7

MATVII+234.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    900s
  • max time network
    902s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/08/2026, 06:35

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General

  • Target
    MATVII+234.exe
  • Size 7.0MB
  • Sample260807-hcelsasth1
  • SHA256 b1d0f6d51933057bcd0e6faaf13dcc071f18553a974e2d69fc3045f4b765548b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwareexecutionpersistenceransomwarespyware

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 2 IoCs
  • 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 4 IoCs

    Using powershell.exe command.

    execution
  • Checks SCSI registry key(s) 3 TTPs 62 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
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 34 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 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:\Users\Admin\AppData\Local\Temp\MATVII+234.exe
    "C:\Users\Admin\AppData\Local\Temp\MATVII+234.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3332
    • C:\Windows\system32\schtasks.exe
      schtasks /Create /XML C:\Users\Admin\AppData\Local\Temp\MATVII+234_task.xml /TN MATVII+234 /F
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3400
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\MATVII+234.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Windows\MATVII+234.exe
      2⤵
      • Executes dropped EXE
      PID:4680
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\MATVII+234.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\MATVII+234.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1560
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "(Get-WmiObject -Query \"select Name from Win32_Processor\").Name"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3648
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "(Get-WmiObject -Query \"Select Name from Win32_VideoController\").Name"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5796
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "(Get-WmiObject -Query \"select * from Win32_OperatingSystem\").Caption"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:6128
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "(Get-WmiObject -Query \"select TotalPhysicalMemory from Win32_ComputerSystem\").TotalPhysicalMemory"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2736
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2988
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2376
      • 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:5544
    • 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:4056
    • 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:4036
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:464

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            StartupProfileData-NonInteractive
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 d6692c7a0dddfc9eab289181561234ce3634db7aba65984d9667633c67177191
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            StartupProfileData-NonInteractive
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 60292489db6d4ba2a3e4448639fbe7fa2261be477f63ef09bca0b55e520a4777
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            StartupProfileData-NonInteractive
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 55ede4d31b3b3ea12f750f92c5d64c8224131842b51ee4c1d3c28bfbccce6352
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            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

            .aid
            • Path C:\Users\Admin\AppData\Local\Temp\.aid
            • Size 16B
            • SHA256 ebea56a5bae2267e97512d1137a9fe80c97525a25da59d62b992f2644733ad03
            • MD5 SHA1 SHA512
            Submit Download

            MATVII+234_task.xml
            • Path C:\Users\Admin\AppData\Local\Temp\MATVII+234_task.xml
            • Size 1KB
            • SHA256 1e792bca6a837da69857bc9222504f503923a9bb0eac3f710e2e427fb978c8c1
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            __PSScriptPolicyTest_vv5jfdpn.phz.ps1
            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vv5jfdpn.phz.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            MATVII+234.exe
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\MATVII+234.exe
            • Size 7.0MB
            • SHA256 b1d0f6d51933057bcd0e6faaf13dcc071f18553a974e2d69fc3045f4b765548b
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3648-10-0x000001F156C90000-0x000001F156CB2000-memory.dmp
            Download

            memory/4056-65-0x000002C982E80000-0x000002C982F80000-memory.dmp
            Download

            memory/4056-62-0x000002C982A20000-0x000002C982A40000-memory.dmp
            Download

            memory/4056-96-0x000002C994280000-0x000002C9942A0000-memory.dmp
            Download

            memory/4056-81-0x000002C982E00000-0x000002C982E20000-memory.dmp
            Download

            memory/4056-51-0x000002C9801E0000-0x000002C9802E0000-memory.dmp
            Download