According to Wiki Administrative shares are hidden network shares created by Windows NT family of operating systems that allow system administrators to have remote access to every disk volume on a network-connected system. These shares may not be permanently deleted but may be disabled. Administrative shares cannot be accessed by users without administrative privileges.
In this small tutorial we will learn how to disable these default and administrative shares.
Click windows "Start" button and select Run from menu or press "Windows Key + R" from keyboard. Now "Run Window" will appear type "regedit" into textbox and press "Enter" to launch Registry Editor as shown bellow.
Navigate to the following registry key
Create the new DWORD (32-bit) Value with name field LocalAccountTokenFilterPolicy and with value 0 as shown below
Open "Registry Editor" as shown above and navigate to the following registry key
Create the new DWORD (32-bit) Value with name field AutoShareWks and with value 0 as shown below