Krusop ransomware
Ransomware | 08/20/2019

How to Remove malicious Krusop Ransomware?

About: Krusop Ransomware – The newbie threat for computer users! It infiltrates the system with mal intentions to corrupt the stored files. This article will assist you with the simple yet effective virus removal guidelines.

| Ransomware | How to Remove malicious Krusop Ransomware?

Understanding Krusop Ransomware

Krusop Ransomware – An advanced malware in the DJVU ransomware family! Alike its siblings, the attack begins with encryption of stored files in targeted system. Later, .krusop files are kept hostage until Krusop virus victims make the payment in bitcoins. For this reason, Krusop is considered as Ransomware. However, encryption is just the beginning! This article will give you the insights of the menace caused by Krusop.

Krusop Virus Ransomware

Once it sneaks in your system, this crypto virus encrypts all the stored files. It might include your personal text files, MS word documents, images, audio-video files or even backup files. Apart from file encryption, Krusop virus can damage the whole Operating System, including Windows registries.

If the infiltration process is successfully performed, it may eventually cause permanent loss of locked data. Though it is a challenging task to decrypt .Krusop files but, not impossible!

Threat Summary
Name Krusop Virus
Type Ransomware
Category Malware
Targeted OS Windows
Symptoms After successful infiltration, it corrupts the stored files and held them hostage until demanded ransom is paid.
Damage If you fail to make the payment, you might lose your data permanently. Additionally, such virus may raise the malicious payload in your system.
Removal Download Removal Tool

Distribution Technique

The malicious Krusop virus relies on drive-by downloads to sneak in your system. It could gain access with or without the knowledge of users. Majorly, there are two gateways of Krusop ransomware to enter your system.

Firstly, users while on their internet sessions may agree to install malicious payload along with regular software without knowing. Technically, it is known as Bundling. Under this process, cyber criminals hide malicious macros in the installation process of regular software. Due to the reckless behaviour of users, they generally skip these steps and end up exposing their system to the risk of Krusop. To avoid the risk you should never install/download software from third-party sites. Hence, you should install applications only from legitimate and official platforms.

Secondly, .Krusop file virus may become active simultaneously with the click on suspicious attachments or questionable links. Commonly, such malicious links or attachments are sent to users via spam emails. This deceptive method is termed as Spam Campaigns. During such campaigns, a suspicious email is sent to you with catchy subject line to make them look legitimate. However, the danger lies deep within the attachment or content itself. Hackers may deploy many malicious payloads via such emails. As soon as you open such suspicious link/attachment, you system is prone to the risk of Krusop extension.

Hence, it is advisable to investigate before downloading any attachment from suspicious source. Additionally, delete the emails immediately, which are received from unknown sources from your inbox.

Threat Behavior

When it comes to advanced malwares such as Krusop virus, it is necessary to take precautionary measures. The main problem faced by Krusop virus victims is that, the decryption tools might not completely fix the damage. Even when there are no traces of Krusop ransomware left, some of your files may remain unreadable. Hence, be caution while on your online sessions, to avoid such malicious risks.

Once, Krusop virus sneaks in your system, it scans every inch to locate the targeted files. With the allocation of files, the execution of mal intention begins. The disaster begins with file encryption by appending .krusop extension with filenames. It eventually makes the encrypted files unreadable!

Furthermore, a copy unique decryption key is generated in each folder containing locked files. This key is stored on developer’s server and hence, getting the key is not an easy task! As a result, blackmailing comes into picture! Cyber crooks demands hefty ransom in exchange of Krusop decrypter. The victims are asked to make the transaction in bitcoins – a crypto currency.

If in case, victim users fail to make the payment successfully, they are been threatened for permanent data loss. Hence, with the fear of losing the data, they get ready to pay any asked amount. However, paying the ransom is not the only way out! Instead, it encourages the evil within hackers! This might result in inauguration of another malicious project.

Details of Ransom

As mentioned earlier, the dangerous Krusop extension virus demands a hefty amount of ransom in exchange of the Krusop decryption tool. Originally, it demands for $980 in bitcoins from the victims. However, you can claim a discount of 50% in the ransom amount, only if you contact the developers within 72 hours of the initial attack. Hence, the amount will be reduced to $490. The ransom-demanding message is delivered to you in a text file – _readme.txt. It is basically a notification that informs you about the crypto virus attack. The ransom – demanding message is displayed on your screen, every time you try to open a locked file.

Ransom – demanding Message:

Ransom Note - Krusop

Apart from informing you about the attack, it also assists you to make the payment quickly and successfully. Furthermore, it also provides you e-mails, where you can contact these cyber criminals in case of any difficulty in payment procedure. or, are the e-mails given if you are in need of help from the hackers.

The threat is not over yet! In order to get your trust and capture you in the trap, the devil behind Krusop ransomware allows you to attach one file, which they decrypt for you free of cost! However, once you fall in the trap and make the payment for remaining .Krusop files, you might get ignored by cyber criminals.

Hence, we advise you to download Krusop decrypter tool and get rid of Krusop ransomware from your system . Moreover, here are certain possible Krusop virus removal guidelines that you can follow:

Download Vipre Malware Remover

 Removal guidelines for Krusop Ransomware

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. Once the system restarts in Safe Mode, click on the username and enter the password, if any to log in.

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 Krusop 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 Krusop 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 Krusop 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 Krusop 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 Krusop 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 Krusop Ransomware.


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 Krusop 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 Krusop Ransomware.


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 Krusop Ransomware

  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 Hitman Pro and Bull Guard 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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