Mitigation steps to Prevent WannaCry

Mitigation steps to  Prevent WannaCry: WannaCrypt0r

·         Close Ports tcp 445/udp 137/udp 138/tcp 139  in Firewall 

·         Create Winows Firewall rules Firewall Advanced Settings – Inbound rules – Right-click New Rule – Select UDP, the port number in the dialog box to write 445 to block ---

Dont Miss Microsoft Security Updates 

mitigating factors for this vulnerability.

In Windows Server 2012 R2 and Windows 8.1, Microsoft made SMB1 an optional component that can be completely removed. That optional component is enabled by default,

•             Disable SMBv1

For client operating systems: Windows 8.1 or Windows Server 2012 R2 and later

1.            Open Control Panel, click Programs, and then click Turn Windows features on or off.

2.            In the Windows Features window, clear the SMB1.0/CIFS File Sharing Support checkbox, and then click OK to close the window.

3.            Restart the system.

For server operating systems:

4.            Open Server Manager and then click the Manage menu and select Remove Roles and Features.

5.            In the Features window, clear the SMB1.0/CIFS File Sharing Support check box, and then click OK to close the window.

6.            Restart the system.

Disable Using SCCM /

https://www.techwhisperer.ca/2017/03/04/disable-smb1-with-powershell-and-sccm/