WannaCry ransomware worm
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RegTweak

RegTweak

Database

Database program. Applicable on all Windows systems for modifying the registry base. i.e.: Automatically removes arrows from icons on the Desktop. More than 50 data base settings can be changed.

Driver

Driver

Update

Updating Windows Drivers. The regular incremental updates are essential for performance and security because the Computer speed and performance depends on the current drivers state.

Hyper-v

Hyper-v

Virtualization

Windows Hyper-V Virtual Machine. In Windows 8 and 10 are implemented very useful new features, including virtual machines. Anyone can create their own virtual machine at any time.

WannaCry ransomware wormWannaCry ransomware worm

Home / 19 Mai 2017 / Updated: ---

WannaCry ransomware worm: It spreads by exploiting an operating system vulnerability, and by the lack of Windows security update, blocking hard disk data that can only be unlocked after transferring a certain amount

wannacry

» World map of countries where it appeared:

Source: Wikipedia, the free encyclopedia ...

WannaCry-attack.

» How can it be preventedt?

First: update your Windows system. The company in Redmond, Microsoft, has released an emergency update as early as March 2017 for Windows Server 2003, Windows XP, Windows 8, and Windows 10 versions, so immediate upgrade is proposed

- Cumulative Update for Windows 10 (KB4012606) (KB4012606)

- Cumulative Update for All Windows Systems (MS17-010)

Second change the base settings in Windows Firewall to protect your data

Attention: If you are using a Windows 10 system and Auto Update is turned on, the following description should not be done because it contains the update that was automatically performed. Therefore, follow the instructions below to see if there is an upgrade for Windows Server 2003, Windows XP, Windows 8, and Windows 10:

» Configure Windows Firewall and TCP Port 445

1.) - Press the Win + R keys on the keyboard at the same time

Win + R

2.) - In the Run dialog box, enter firewall.cpl. It will launch the Windows Firewall (Windows Defender Security Center)

Windows Defender Security Center

3.) - Click on the Advanced Settings link on the left

Advanced Settings

4.) - Click on the Inbound Rules in the left menu, then in the same window, to the right, on the New Rule link

Inbound Rules

5.) - Mark radio button Port and click on the Next button

Port

6.) - In the Specific Local Ports line, enter number 445 then click on the Next button

Specific Local

7.) - Select the Block the connection radio button, then click on the Next button

Block the connection

8.) - Select all three cassettes, then click on the Next button

Select all three cassettes

9.) - Under Name enter 445 tcp and click on the Finish button

445-tcp

10.) - Finally, if you reopen the Windows Firewall, you will see the new rule

Windows Firewall

» Configure Windows Firewall and UDP Port 445

Repeat the above settings again, but now set the UDP instead of "TCP" (based on the above we finished this step right now)

Do the following

1.) - Based on the above descriptions, re-open the Windows Firewall window and click on Inbound Rules in the left menu, then in the same window to the right of the New Rule

Inbound Rules

2.) - Mark radio button Port and click on Next

port-445

3.) - Instead of "TCP," select the UDP radio button and enter 445 in the Specific Local Port line, then click on the Next button

Specific Local Port

4.) - In the next window, select the Block the connection radio button, then click on the Next

Block the connection

5.) - Select all three cassettes, then click on the Next button

Select all three cassettes

6.) - Under Name enter number 445 udp, and then click on the Finish

445-udp

7.) - Finally, if you reopen the Windows Firewall, you will see two new banning rules

two new banning rules

Now you can close all windows

End

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