Severity scale:  
  (98/100)

LanRan v2 ransomware. How to remove? (Uninstall guide)

removal by Olivia Morelli - - | Type: Ransomware

LanRan v2 — ransomware which demands 0.5 Bitcoin to receive a decryption tool for locked files

LanRan v2 virus
LanRan v2 - a sneaky cryptovirus which infiltrates the system by making changes to Windows Registry.

LanRan v2 ransomware is a serious file-encrypting virus which changes computer parameters to launch itself at the startup. It usually makes changes in the Windows Registry[1] section to infiltrate the system and corrupt files. Various data is locked up with the .LanRan2.0.5 extension. After such hazardous activity, the LanRan v2 virus displays a ransom note @___ README ___ @.txt which urges victims to pay the 0.5 BTC ransom to restore encrypted files. The message provides lanran-decrypter@list.ru address so that the users would be able to contact the cybercriminals.

Name LanRan v2
Type Ransomware
Extension .LanRan2.0.5
Ransom message @___ README ___ @.txt
Amount of the ransom 0.5 BTC
Email lanran-decrypter@list.ru
Distribution Spam emails
Deletion Use Reimage to uninstall LanRan v2 ransomware

Users cannot identify this cyber threat until it starts encrypting data on the computer. Usually, crypto-malware employs sophisticated algorithms to make the most widely used files unreadable. After it finishes encoding process, users receive the following message by LanRan v2 virus:

################################################## ###############################

Send 0.5 Bitcoin To @ 1sUCn6JYa7B96t4nZz ******* CMS @

################################################## ###############################

to decrypt your files contact us by email: lanran-decrypter@list.ru If Send 0.5 Bitcoin We will send 
you decryption key LanRan Decryptor

################################################## ###############################

It's your choice

Furthermore, LanRan v2 ransomware enters the system by phishing emails and secretly starts its damaging activity. Cybercrooks use an AES cipher to encrypt important data and turn it unreadable. They keep decryption keys safely stored on external devices which are within reach only for the developers of LanRan v2 ransomware.

Hackers benefit from gullible users who decide to pay the ransom for LanRan v2 decryptor. However, we advise you not to transfer the money and avoid contacting with the cybercriminals. According to malware experts[2], victims are very likely to be scammed. Better choose a reliable solution to recover files encrypted by LanRan v2 ransomware.

Remove LanRan v2 virus from your computer system by using Reimage. Also, you can try decrypting corrupted files with third-party software that might be helpful for such case. You can find all professional software suggestions at the end of this article. 

In some cases, ransomware-type viruses, like LanRan v2, might even disable the antivirus program. However, that does not mean that the threat is undefeatable. Furthermore, ransomware might open a path for other malware forms to spread easily. To avoid such harmful possibility, perform the LanRan v2 removal as soon as you spot files with the .LanRan2.0.5 extension.

Here are some viruses that have various similarities with LanRan v2 malware:

Be aware of such dangerous computer infections. We suggest keeping copies of important data on remote servers to avoid file corruption in case of LanRan v2 ransomware attack. It wise to store backups on external devices so you could replace them if your files are encrypted by LanRan v2.

Spam emails with malicious attachments spread ransomware

Cryptoviruses are often distributed through spam emails[3]. Such messages might or might not fall in the Trash section pretending to be something legitimate and useful. For example, recommended updates, invoices or shopping receipts.

In case you receive a spam email with a malicious attachment to your default inbox, you should NEVER open it. Such fraudulent letters contain ransomware payloads which are infiltrated to the system once opened. Thus, remain cautious and spot attempts to infect your computer.

We recommend installing antivirus protection. It will help you protect your computer system on a higher level and avoid various threats that might occur in your way unnoticed. Always stay focused whenever you are doing browsing activity to spot if something dubious-looking is trying to be accessed.

Get rid of LanRan v2 virus and restore your data

To remove LanRan v2 virus you will need trustworthy help. As ransomware is known as one of the most serious computer threats, you will need professional tools to proceed with LanRan v2 elimination successfully. We recommend using anti-malware tools such as Reimage or Plumbytes Anti-MalwareMalwarebytes Malwarebytes. However, you can feel free to use any other trusted anti-malware if you are likely to.

If you notice that LanRan v2 ransomware is trying to prevent the installation of the security tool, you should check the instructions at the end of this article. They will explain how to boot the system into Safe Mode and disable the malicious activity by the virus.

After you perform the LanRan v2 removal, you will need to do some system backups. Check the computer, refresh it, and make sure that no ransomware-related components are still active. Later, you will be able to check alternative data recovery methods to fix files encrypted by LanRan v2 ransomware.

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What to do if failed?
If you failed to remove virus damage using Reimage, submit a question to our support team and provide as much details as possible.
Reimage is recommended to remove virus damage. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.
Alternative Software
Different security software includes different virus database. If you didn’t succeed in finding malware with Reimage, try running alternative scan with Malwarebytes.
Alternative Software
Different security software includes different virus database. If you didn’t succeed in finding malware with Reimage, try running alternative scan with Combo Cleaner.

To remove LanRan v2 virus, follow these steps:

Remove LanRan v2 using Safe Mode with Networking

Use Safe Mode with Networking:

  • Step 1: Reboot your computer to Safe Mode with Networking

    Windows 7 / Vista / XP
    1. Click Start Shutdown Restart OK.
    2. When your computer becomes active, start pressing F8 multiple times until you see the Advanced Boot Options window.
    3. Select Safe Mode with Networking from the list Select 'Safe Mode with Networking'

    Windows 10 / Windows 8
    1. Press the Power button at the Windows login screen. Now press and hold Shift, which is on your keyboard, and click Restart..
    2. Now select Troubleshoot Advanced options Startup Settings and finally press Restart.
    3. Once your computer becomes active, select Enable Safe Mode with Networking in Startup Settings window. Select 'Enable Safe Mode with Networking'
  • Step 2: Remove LanRan v2

    Log in to your infected account and start the browser. Download Reimage or other legitimate anti-spyware program. Update it before a full system scan and remove malicious files that belong to your ransomware and complete LanRan v2 removal.

If your ransomware is blocking Safe Mode with Networking, try further method.

Remove LanRan v2 using System Restore

Enable the System Restore function:

  • Step 1: Reboot your computer to Safe Mode with Command Prompt

    Windows 7 / Vista / XP
    1. Click Start Shutdown Restart OK.
    2. When your computer becomes active, start pressing F8 multiple times until you see the Advanced Boot Options window.
    3. Select Command Prompt from the list Select 'Safe Mode with Command Prompt'

    Windows 10 / Windows 8
    1. Press the Power button at the Windows login screen. Now press and hold Shift, which is on your keyboard, and click Restart..
    2. Now select Troubleshoot Advanced options Startup Settings and finally press Restart.
    3. Once your computer becomes active, select Enable Safe Mode with Command Prompt in Startup Settings window. Select 'Enable Safe Mode with Command Prompt'
  • Step 2: Restore your system files and settings
    1. Once the Command Prompt window shows up, enter cd restore and click Enter. Enter 'cd restore' without quotes and press 'Enter'
    2. Now type rstrui.exe and press Enter again.. Enter 'rstrui.exe' without quotes and press 'Enter'
    3. When a new window shows up, click Next and select your restore point that is prior the infiltration of LanRan v2. After doing that, click Next. When 'System Restore' window shows up, select 'Next' Select your restore point and click 'Next'
    4. Now click Yes to start system restore. Click 'Yes' and start system restore
    Once you restore your system to a previous date, download and scan your computer with Reimage and make sure that LanRan v2 removal is performed successfully.

Bonus: Recover your data

Guide which is presented above is supposed to help you remove LanRan v2 from your computer. To recover your encrypted files, we recommend using a detailed guide prepared by 2-spyware.com security experts.

If you spot files with the .LanRan2.0.5 extension, you can be sure that your computer is infected by LanRan v2 ransomware. To restore important data, look through the following methods.

If your files are encrypted by LanRan v2, you can use several methods to restore them:

Use Data Recovery Pro:

To recover important files you can try using this professional tool.

  • Download Data Recovery Pro;
  • Follow the steps of Data Recovery Setup and install the program on your computer;
  • Launch it and scan your computer for files encrypted by LanRan v2 ransomware;
  • Restore them.

Use Windows Previous Versions feature:

This method might work only if you enabled the System Restore function before the cyber attack.

  • Find an encrypted file you need to restore and right-click on it;
  • Select “Properties” and go to “Previous versions” tab;
  • Here, check each of available copies of the file in “Folder versions”. You should select the version you want to recover and click “Restore”.

Try Shadow Explorer:

If the virus did not erase Shadow Copies of infected files, you might have a chance of restoring important data.

  • Download Shadow Explorer (http://shadowexplorer.com/);
  • Follow a Shadow Explorer Setup Wizard and install this application on your computer;
  • Launch the program and go through the drop down menu on the top left corner to select the disk of your encrypted data. Check what folders are there;
  • Right-click on the folder you want to restore and select “Export”. You can also select where you want it to be stored.

There is no official decryptor for LanRan v2 ransomware.

Finally, you should always think about the protection of crypto-ransomwares. In order to protect your computer from LanRan v2 and other ransomwares, use a reputable anti-spyware, such as Reimage, Malwarebytes MalwarebytesCombo Cleaner or Plumbytes Anti-MalwareMalwarebytes Malwarebytes

About the author

Olivia Morelli
Olivia Morelli - Ransomware analyst

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References