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Ransomware | 07/23/2019

How to remove malicious Madek Ransomware from your system?

About: The destructive Madek ransomware is a newly discovered threat for computer users. It encrypts your files and makes them unusable. Furthermore, it asks for hefty amount of ransom to recover the lost files.

| Ransomware | How to remove malicious Madek Ransomware from your system?

Understanding .Madek file virus

Madek Ransomware has emerged as another dangerous variant of DJVU ransomware family. Discovered in July 2019, this malicious crypto virus attacks the Windows Operating Systems. Once, it sneaks in the host system, it scans for the targeted files. It may include your personal documents, images, audio-video files and even backup files. The destructive ransomware appends its .madek extension to filenames. Hence, here begins the execution of malicious activities!

MAdek Ransomware

It might seem a normal data encryption, however that is not the case! Madek ransomware uses a powerful algorithm, which is impossible to decrypt manually. In order to decrypt .Madek files, you will need the unique decryption key. Unfortunately, it is secured on the hacker’s server. Furthermore, hackers exchange this key for hefty amount of ransom. Hackers claim that, if the victims fail to make the payment, they will lose their data permanently. Hence, with this fear in mind, users try to make the payment as quick as possible.

However, paying ransom is not the way out! It supports the evil idea of the hackers. This article will assist you to get rid of Madek ransomware in simple steps.

Threat Summary

Name Madek Virus
Type Ransomware
Category Malware
Targeted OS Windows
Symptoms After successful encryption, it makes the files unreadable. Furthermore, it asks for large ransom to restore the lost files.

 

Distribution Technique

The hackers use numerous tactics to propagate the malicious Madek extension in your system. The various methods, allow the developers to increase their victim count, which eventually boost their profits. Among all, spam campaigns are the most frequently used method.

Spam attack begins with sending hundreds of e-mails consisting of malicious attachments. These e-mails look legitimate and trustworthy, however the danger lies deep within the attachment. These e-mails are sent with forged header information and informs about an unauthorized shipment or undelivered package.

In any case, as soon as you download/open the attachment, your system will be exposed to the risk of .Madek file virus.

The list of deceptive methods is long! Software cracks are also used by hackers these days! Although, it is a useful program, yet the cyber criminals have designed its infected versions. Originally, it was designed to crack the paid versions of the licensed applications/software. However, now a day, instead of cracking the licensed version, they silently install the malware in your system.

To conclude with, the two major reasons for this infiltration are reckless behavior of users and lack of proper knowledge.

Threat Behavior

Alike its siblings, it possesses all the qualities to encrypt files. It uses a strong encryption algorithm to corrupt the files. Once the files are successfully encrypted, it appends .madek extension with the filenames.

Simultaneously, it creates a text file – ‘_readme.txt’ in every folder containing Madek files. This file, informs the users that they have been trapped in the Madek scam! Furthermore, it tells that you can recover .Madek files only with a unique key. Unfortunately, it is true! This Madek decryption tool is stored on the remote server. Getting the key is not an easy task!

Ransom Note (1)

Hackers demand for large ransom in exchange of this key. Sum equal to $980 is asked to enable the decryption key. Remember, if you contact the developers within 72 hours of Madek attack, the ransom will be dropped down to $490 (50% discount). Keep in mind, it is a trick to encourage the victim user to pay the ransom ASAP. Moreover, with the fear of losing the data, victims get ready to pay the asked amount.

Scroll down for the possible ways by which you can protect yourself from ransomware like Madek.

Removal guidelines for .Madek file virus

 

STEP A: Reboot your system to Safe Mode

Windows 7/ Vista/ XP

  1. Click on Windows icon present in the lower left corner of the computer screen.
  2. Select and click  Restart.
  3. When the screen goes blank, Keep tapping  F8  Key until you see the Advanced Boot Options window.
  4. With the help of arrow keys on keyboard, Select Safe Mode with Networking  option from the list and press the Enter Key. The system will then restart to Safe Mode with Networking.

5 Click on the username and enter the password (if any).

Windows 10 / Windows 8

  1. Press and hold the Shift Key and simultaneously click on the windows icon present in the lower left corner of your computer screen.
  2. While the Shift key is still pressed click on the Power button and then click on Restart.
  3. Now select Troubleshoot → Advanced options → Startup Settings.
  4. When the Startup Settings screen appears which is the first screen to appear after restart, select and click on Enable Safe Mode with Networking. The system will then restart to Safe Mode with Networking.
  5. Click on the username and enter the password.

STEP B: Delete the suspicious file from Configuration Settings

  1. Type “Msconfig” in search box / Run Box, select it and press Enter.
  2. Click on “Services” Tab and click on “Hide all Microsoft services”.
  3. Select Madek Ransomware from the list of remaining services and disable it by removing the tick mark from the checkbox and click on Apply button.

Windows 7

  1. Click on the next tab – “Startup”.
  2. Find any blank or suspicious entry or the entry with Madek Ransomware mentioned and remove the check mark.
  3. Click on Apply button and then click on OK.

Windows 10

  1. Click on the next tab – “Startup”.
  2. Take the mouse cursor to ‘Open task Manager‘ link and click on it.  This opens the Task Manager window.
  3. Find any blank or suspicious entry or the entry with Madek Ransomware mentioned and click on it.
  4. Then click on Disable button.

STEP C: Remove malicious file from Command Prompt

Once the system starts, ensure to use an account with administrative privilege to access Safe Mode with Command Prompt.

After the user enters admin credentials, Command prompt window is displayed wherein you are entitled to enter the below commands:

  1. Type the command “sc delete Madek Ransomware” in the command prompt and press Enter.
  2. Type “exit” to exit the command prompt and restart the system in safe mode with command prompt.

 

STEP D: Restore the system files & folders

Method 1 using Control Panel

  1. Click on the ‘Start’ button on the taskbar. This will open the Start menu.
  2. Click on the ‘Control Panel’ button in the Start menu. This will open the control panel window.
  3. In the Control Panel window, click on the ‘View by:’ button on the top right. Select the Large Icon option
  4. In the control Panel window click on the ‘Recovery Icon’. This will open a window that will ask ‘Restore the computer to an earlier point in time’.
  5. Click on the ‘Open system restore’ button. This will open the ‘system restore ’window where you need to click on the Next Button.
  6.  Select the restore point that is prior the infiltration of Madek Ransomware. After doing that, click Next.
  7. This will open the ‘Confirm your restore point’ dialog box. Click on Finish button. This will restore your system to a previous restore point before your system was infected by Madek Ransomware.

OR

Method 2 using Command Prompt

  1. Type cmd in the search box and click on the command prompt to open the Command Prompt window. box and clicking on it.
  2. Once the Command Prompt window shows up, enter cd restore and click Enter.(Ensure that you in the system32 directory of Windows folder in C Drive)
  3. Now type rstrui and press Enter again.
  4. When a new window shows up, click Next and select your restore point that is prior the infiltration of Madek Ransomware. After doing that, click Next.
  5. This will open the ‘Confirm your restore point’ dialog box. Click on Finish button. This will restore your system to a previous restore point before your system was infected by Madek Ransomware.

 

OR

Method 3 : Directly type 'rstrui' in the search box

  1. Type ‘Rstrui’ in the search box present on the task bar. This will open the System restore dialog box.

Continue to follow steps 4 & 5 of Method 2 to restore the System Files and settings.

Tips to prevent your system from .Madek file virus  

  1. Keeping the Operating System Updated- In order to remain protected and avoid such infections, it is recommended to keep your Operating System updated by enabling the automatic update on your system. The systems with outdated or older versions of Operating System become an easy target for the attackers.
  2. Resist clicking on spam emails – One of the major techniques used for malware distribution is forwarding spam emails to the user. The system gets infected as soon as the user clicks on the attachment. These mails appear to be genuine, so be aware and resist falling for these tricks.
  3. Keep an eye on third party installations- It is quite important that you take due care while installing any third party applications for they are major source of such infections. Such malware programs come bundled with the free applications thereby requiring the user to remain cautious.
  4. Regular periodical backup- In order to keep your data and files safe, it is recommended to take regular back up of all your data and files either on an external drive or cloud.
  5. Use Anti-Virus Protection- We strongly recommend the use of antivirus protection/internet security in your PC like Vipre and 360 Total Security so that it remains safe.
  6. Enable the Ad Blocker/Popup Blocker in your browser- Enabling the popup blocker/ ad blocker in your chosen browser will help you to stay protected from annoying adware.

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