How to remove Locked_file virus and restore encrypted files

Locked_file ransomware virus

The item is about virus called Locked_file which penetrates users' computers around the world, and encrypts the files. Here you will find full info about Locked_file's essence, and how to delete Locked_file from your system. Besides, we will tell you how to recover the encrypted files, if possible.

Locked_file is a new ransomware that gets into PC's around the world mainly through e-mail spam and Trojans. This ransomware is well-made and it will take time to find the decryption keys. Currently the researchers doesn’t even know what kind of encryption scammers use, but they work on it. The ransom note says that after 72 hours scammers will delete the “unique decryption key”, but it is probably a trick to make victims pay as soon as possible. After penetration, Locked_file reviews the PC memory to find the files for encryption and their approximate cost. Currently, any modern virus knows how to cypher video, image, text and audio info in all known formats. Locked_file corrupts all folders, but those that look like business records go first. All programs on PC will be untouched since fraudsters want only information. The process is made with the help of famous encryption algorithms, and its intricacy is so high that it cannot be bruteforced. This is the foundation for unbelievable efficiency of ransomware in last years: common user, even having a pretty good knowledge of the PC, won't ever decrypt the data, and will have no choice except paying the ransom. The sole method to get back files is to find the scammer's website and get the master key. Sometimes it is possible to get the keys due to faults in virus program code. The encrypted files acquire .locked_file extension, and the amount of ransom usually is between $500 and $1500.

Locked_file ransomware virus

For all kinds of unwanted programs, one thing is correct: it is way simpler to avoid it than to get rid of its effects. It's sad to say, but most people comprehend the importance of PC literacy only after ransomware infection. To shield your files, you must understand these few elementary principles:

    • Be careful with the e-mails which contain files. The very efficient template of fraud messages is the story about prize winning or parcel obtaining. The #2 popular type of fraud messages is a "business messages". It is natural to be interested and read the message even if it might be not for you, but don't forget that one click on the viral file might cost you lots of money, time and headache.
    • Keep an eye on the state of your PC. It needs a big part of hardware power to encrypt the files. If you notice a noticeable drop in computer performance or see a unwanted string in the Process Manager, you need to switch off the PC, load it in safe mode, and run the AV-tool. These measures, in case of infection, will save some of your files.
    • Pay attention to the dialog boxes. If the workstation is penetrated by Locked_file, it will attempt to delete all copies of your data, to lower the possibility of restoration. The deleting of copies requires admin rights and operator's verification. The second of thought before accepting the changes might save your information and your money.

Malware removal is not the happy end - it's just a one step from many before the full data restoration. To decrypt the information you'll have to familiarize with the advices in the below section of our entry. To uninstall Locked_file, user needs to load the computer at safe mode and run the scanning via AV-tool. High grade viruses can't be deleted even with help of AV-program, and have many effective mechanics of defense. The most efficient viral defensive technique is the removal of files in event of data restoration or malware removal attempt. To avoid this, abide to the instructions below.

Removal instruction

Step 1. Boot into Safe mode

Safe mode

Start -> Msconfig.exe

Safe mode. Step 1

On the tab Boot select Safe boot

Safe mode. Step 2

Step 2. Check Startup folder

Start -> Msconfig.exe ->Disable unknown programs in the Startup tab


Step 3. Check hosts file

Modify hosts file, that located in C:\Windows\System32\drivers\etc\ .

Hosts file.Step 1

Open the file with Notepad and delete suspicious strings.

Hosts file.Step 2

It has to look like this:

Hosts file.Step 3

Step 4. Scan the system with antiviral scanner


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Step 5. Disable Safe mode

Start -> Msconfig.exe ->Disable Safe boot in the Boot tab

Deactivate Safe mode

After uninstalling the virus from the computer, it only remains to recover the polluted files. Actually, this is not about decipherment, since the encryption manners used by scammers are extremely complicated. There are the some chances, but usually file recovery takes plenty of time and money. If you're very interested in the independent file restore - read our entry, which shows all the very effective methods.

To restore information, follow the article about files decryption.

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