# Loading the assembly.
Add-Type -AssemblyName System.Drawing

# Export folder
$destination = "C:\wf\DownloadsIcons"

## Extract the icon
# Path to executable
$path = "$env:windir\system32\windowspowershell\v1.0\powershell_ise.exe"

# Recovery of the file name without the extension
$IconName = [System.IO.Path]::GetFileNameWithoutExtension($path)

# Definition of the extraction path and the name of the icon file
$FullName = $destination + '\' + $IconName + ".ico"

# Extract the icon
[System.Drawing.Icon]::ExtractAssociatedIcon($path).ToBitmap().Save($FullName)