[DJ Mogarych]

Код:

function Stop-Tsk {
[CmdletBinding()]
param (
    [Parameter(Mandatory)]
    [string]$tsk
)
    do {
        Stop-Process -Name $tsk
        sleep 2
    }
    until ((Get-Process $tsk -ErrorAction SilentlyContinue) -eq $null)
}

Stop-Tsk mspaint

& "C:\temp\Run2.bat"