Remove LanRan ransomware / virus (Quick Decryption Solution) - updated Apr 2017
LanRan ransomware – a serious computer infection which corrupts important data and requires 0.5 BTC for the decryption service
Questions about LanRan ransomware virus
LanRan ransomware is a sneaky cryptovirus which seems to be a new version of the open-source MyLittleRansomware virus. On the affected machine, the virus changes the wallpaper and shows a lock screen. After infiltration, LanRan virus might modify Windows Registry. These alterations allow taking root into the system and activate malicious processes whenever the victim turns on the infected computer. However, the main purpose of the ransomware is to encrypt files immediately.[1] It uses RSA-2048 encryption algorithm and aims at the most popular file types, such as MS Office documents, multimedia files, etc. A ransom note, named @___help___@ and urging 0.5 BTC for a file decryption key, appears. Recently a new version of this ransomware has been released – LanRan v2 which uses the .LanRan2.0.5 file extension to corrupt data.
| Name | LanRan |
|---|---|
| Type | Ransomware |
| Extension | .LanRan |
| Ransom note | @___help___@ |
| Algorithm used | RSA-2048 |
| About the new version | The new version is called LanRan v2. It adds the .LanRan2.0.5 appendix to encrypted data, displays a @___ README ___ @.tx named ransom note, and urges 0.5 BTC for a decryption tool |
| Distribution techniques | Spam messages, dubious sites/software |
| Elimination | Install Reimage Reimage Cleaner Intego and terminate the virus |
Thus, it takes over all personal files and important documents in order to convince more victims to pay the ransom. Although it’s easy to be threatened by the ransomware attack, the most important task is LanRan ransomware removal. Later you can think about the alternative ways to restore your files.
Once LanRan ransomware virus completes data encryption procedure, it drops a ransom note. The crooks ask to transfer 0.5 Bitcoins to the provided Bitcoin wallet address in order to purchase LanRan Decryptor. This tool is vital for data recovery, and people need to contact creators of the ransomware via email lanran-decrypter@list.ru if they want to get back access to their files.
Indeed, it might be hard to recover encrypted data if you do not have backups. The LanRan virus is likely to delete Shadow Volume Copies that are essential for the recovery. However, purchasing the decryption key from the hackers is not recommended either.[2] They might gladly take your money and leave you without the decryptor. Cybercriminals are not the ones who can be trusted.
Nevertheless, it’s not enough to remove LanRan from the computer to retrieve encoded data; this task is crucial. Only professional security tools, such as Reimage Reimage Cleaner Intego can clean your computer from this cyber threat. If you encounter some obstacles, please scroll down to the third part of the article.
LanRan ransomware locks infected computer's screen and display an ugly ransom note where victims are informed about a necessity to pay the ransom.
Ransomware infects computers through spam messages
Malware researchers found few ransomware's samples lurking on the Web. The hackers might trick you into clicking on an infected link, ad or email attachment in order to install payload on your computer. Thus, if you receive a questionable link on social media,[3] do not rush clicking it. Even if your friend sent it, he or she might not be aware of this activity.
What is more, if you receive a strange email that expresses the urge to open the attached document, you need to make sure that it’s safe to open.[4] System hijack might also occur if you decide to download infected or obfuscated freeware or other files from the unreliable sources. Hence, taking precautions[5] and being vigilant is important in order to protect your data from ransomware.
Eliminate LanRan virus
You can perform the LanRan virus removal by using professional malware elimination equipment. However, the virus might block antivirus programs or prevent from installing them. Thus, if you found yourself in this situation, please reboot your computer to the Safe Mode with Networking. The instructions below will help you to do that. When in Safe Mode, install and update your preferred malware removal program. If you have no idea which tool to choose, please pick either Reimage Reimage Cleaner Intego or SpyHunter 5Combo Cleaner.
These programs are strong enough to remove LanRan ransomware along with all its malicious components from the system. Talking about possibilities to restore your files, we have to be honest and tell that if you do not have backups, chances are not high. Researchers haven’t developed a decryption software yet. However, you can try alternative recovery options presented below.
To remove LanRan virus, follow these steps:
Remove LanRan using Safe Mode with Networking
In order to turn off the lock screen and disable the virus, you need to reboot your device to the Safe Mode with Networking. When in Safe Mode, install your preferred malware removal program and scan the system several times.
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Step 1: Reboot your computer to Safe Mode with Networking
Windows 7 / Vista / XP- Click Start → Shutdown → Restart → OK.
- When your computer becomes active, start pressing F8 multiple times until you see the Advanced Boot Options window.
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Select Safe Mode with Networking from the list
Windows 10 / Windows 8- Press the Power button at the Windows login screen. Now press and hold Shift, which is on your keyboard, and click Restart..
- Now select Troubleshoot → Advanced options → Startup Settings and finally press Restart.
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Once your computer becomes active, select Enable Safe Mode with Networking in Startup Settings window.
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Step 2: Remove LanRan
Log in to your infected account and start the browser. Download Reimage Reimage Cleaner Intego 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 removal.
If your ransomware is blocking Safe Mode with Networking, try further method.
Remove LanRan using System Restore
System Restore method also helps to get rid of the lock screen and install or activate security program necessary for the LanRan elimination.
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Step 1: Reboot your computer to Safe Mode with Command Prompt
Windows 7 / Vista / XP- Click Start → Shutdown → Restart → OK.
- When your computer becomes active, start pressing F8 multiple times until you see the Advanced Boot Options window.
-
Select Command Prompt from the list
Windows 10 / Windows 8- Press the Power button at the Windows login screen. Now press and hold Shift, which is on your keyboard, and click Restart..
- Now select Troubleshoot → Advanced options → Startup Settings and finally press Restart.
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Once your computer becomes active, select Enable Safe Mode with Command Prompt in Startup Settings window.
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Step 2: Restore your system files and settings
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Once the Command Prompt window shows up, enter cd restore and click Enter.
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Now type rstrui.exe and press Enter again..
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When a new window shows up, click Next and select your restore point that is prior the infiltration of LanRan. After doing that, click Next.
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Now click Yes to start system restore.
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Once the Command Prompt window shows up, enter cd restore and click Enter.
Bonus: Recover your data
Guide which is presented above is supposed to help you remove LanRan from your computer. To recover your encrypted files, we recommend using a detailed guide prepared by 2-spyware.com security experts.Paying the ransom is not a safe and reliable way to rescue your files. Cybercriminals might not provide you decryption software or offer to use a malicious one. As a result, you will lose your money and might get infected with other malware. Thus, if you do not have backups, please try alternative recovery methods that might help to restore at least some of the files. However, LanRan deletion must be performed before.
If your files are encrypted by LanRan, you can use several methods to restore them:
Files encrypted by LanRan malware might be rescued with a help of Data Recovery Pro
Originally, this tool was designed to restore damaged or deleted files. However, developers update it in order to help victims from the ransomware to rescue at least some of encoded files.
- 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 ransomware;
- Restore them.
Take advantage of Windows Previous Versions feature and restore files encrypted by LanRan virus
Windows Previous Versions feature allows accessing previously saved versions of the encrypted files, but only if System Restore function has been enabled before the attack. Otherwise, copying individual files is not valid.
- 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”.
LanRan decryptor
Nevertheless, cybercriminals offer to purchase decryption software; we do not recommend doing it. If none of the above methods have worked for you, or you still need to recover lots of files, please be patient and wait for the official LanRan decrypter created by the virus researchers.
Finally, you should always think about the protection of crypto-ransomwares. In order to protect your computer from LanRan and other ransomwares, use a reputable anti-spyware, such as Reimage Reimage Cleaner Intego, SpyHunter 5Combo Cleaner or Malwarebytes
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References
- ^ Rick Correa. How Fast Does Ransomware Encrypt Files? Faster than You Think. Barkly Blog. The latest endpoint security news, tips, and actionable insights.
- ^ Tim Greene. Consultant urges never pay ransomware demands. ITWorld. IT news, careers, business technology, reviews.
- ^ Kacy Zurkus. Social media, the gateway for malware. CSO. Security news, features and analysis about prevention, protection and business innovation.
- ^ Jason Murdock. How to tell if an email is fake: 5 tips to avoid scams and identify phishing attempts. International Business Times. Business News, Technology, Politics.
- ^ Paul Rubens. Understanding Ransomware Vectors Key to Preventing Attack. eSecurity Planet. Internet security for IT pros.
April 5th, 2017 at 7:25 am
The ransom note looks like from 1995…
April 5th, 2017 at 7:25 am
Another ransomware… Someone should punish hackers and make them stop!
April 5th, 2017 at 7:26 am
Lets flood hackers email with ridiculous emails! It could be a revenge for other ransomware attacks and swindled money!