Delete KEY0004 ransomware and recover encrypted files
KEY0004 ransomware is described as pernicious and persistent file locker virus that was discovered by GrujaRS. Once inside your computer, it will completely mess up with your files and documents. This nasty malware has been created and distributed by group of professional cyber criminals with an aim to make illegal profit by manipulating innocent users. It will encrypt your entire hard drive including all your images, videos, audios etc. and make them completely inaccessible. Apart from this, it has already encrypted all your files and added its own malicious extension “.KEY0004” to the end of all file names. After finishing this process, instructions on how to contact cyber criminals can be found in “HOW_TO_RECOVERY_FILES.txt” in text files.
KEY0004 ransomware: Depth analysis
As described in ransom note, victims have to send one encrypted file or assigned ID to [email protected] address and wait for further instructions. It threatens the victims that the only possible way to restore your locked data is unique decryption key that is created by hackers. It forces you to pay money in exchange of the decryption key and also warns you that if you don’t pay the money soon then all your files will get deleted from your computer. However, it has been seen that even after paying ransom money users are unable to restore their files. Therefore, it is recommended to the users to get rid of KEY0004 ransomware virus as soon as possible from infected system.
Due to all these reasons, you are advised not to pay money to hackers and fulfill any of their demands. Paying money to them does not provide any positive results as well as you will not get decryption key. Simply said, they get scammed. In order to recover encrypted files, the only possible way without risking to be scammed and losing any money is to restore them from backup. The other option for you is to use data recovery tool.
Text presented in KEY0004 ransomware pop-up window:
ALL YOUR FILES ARE ENCRYPTED!
Send 1 test image or text file
[email protected]om or [email protected]
In the letter include YOUR ID or 1 infected file!
We will give you the decrypted file and assign the price for decryption all files!
Doesn’t try to restore by yourself, You can damage your files!
Intrusion tactics of KEY0004 ransomware:
It is harmful malware infection that uses bunch of tricks to invade into your PC. It mostly gets distributed through spam email attachments and social engineering methods. It could also get dropped on your PC when you download bundled freeware, shareware or cracked software and illegal patches from unreliable websites. Apart from all this, KEY0004 ransomware could also get downloaded on your computer through other threats and malicious payload and virus downloader. So you need to be very alert while surfing online and downloading and installing any software.
Remove KEY0004 ransomware
Complete removal instructions have been described below in step by step manner. Follow it so that you will not find any trouble while performing malware removal process. You can also use professional automatic malware removal tool that can remove KEY0004 ransomware easily and effectively from the infected system.
Name: KEY0004 ransomware
Type: Ransomware, Cryptovirus, File-lockers
Short Description: The ransomware encrypts files on your computer system and demands a ransom to be paid to allegedly recover them.
Symptoms: The KEY0004 ransomware will encrypt your files by appending the .KEY0004 extension to them, along with a unique identification number placing the new .KEY0004 extension as a secondary.
Ransom demanding note: HOW_TO_RECOVERY_FILES.txt
Distribution Spam Emails, Email Attachments, bundled freeware, porn or torrent sites, malicious ads and by using many other methods.
Damage: All files are encrypted and cannot be opened without paying a ransom. Additional password-stealing Trojans and malware infections can be installed together with a ransomware infection.
Removal: Use automatic malware removal tool that has the ability to remove KEY0004 ransomware completely from the PC. Once malware gets removed, recover your files using backup (if available). The other option is to use data recovery tool.
How to turn your encrypted files working once again?
Well, through the above explanations mentioned, you might have learned actually what happened to your files after encryption. Since the malware that has affected your files is now removed with suggested scanner, you would still require to turn your files working. And we are now going to discuss how to accomplish this task. Based on expert’s researches and their findings, there’s a number of possible methods or ways which a user can get through to restore their encrypted files to work. Even many of victimized users have tried these methods with their own infected computer and success rate is almost 95 percent. So, you can hope to have your files back, and in order to accomplish complete restore of your infected data, we suggest you check out some suggested methods here:
Methods 1: Restore encrypted files using a powerful data recovery software
Before you start to read the steps, you should know this method is appropriate to those users who have found no solutions to decrypt their files affected by ransomware. But still they are able to utilize their system and can install a software. According to experts, this method has very low difficulty level as it utilizes a program to do so.
Although this method is called to be the safest way to recover encrypted files, it still have some limitations. Technically, the encrypted data recovery solution looks through your system and its partitions to recover original files which are actually deleted by virus to replace with the encrypted one. In many cases, the user tend to copy the encrypted files on some external drive and re-install Windows OS that actually declines the chances of data recovery through this method. So, after you have managed to clean your system against malware effects, leave the files as they are and get through the steps to restore your files using one of the top most data recovery app called Stellar Phoenix Data Recovery Software.
Step 1: At first, download the app on your system by clicking the download button below.
Step 2: Click on the downloaded file through your browser to execute its installer.
Step 3: In the license agreement page, click to accept the terms and click Next button. Further, follow on-screen instructions to complete the installation, and click on Finish button finally.
Step 4: After the installation is done, the program will run automatically. At the first interface, select the file types now that you intend to recovery followed by clicking Next.
Step 5: Select the drives over which you need the software to run over and perform the recovery of encrypted files. Done? Click on Scan button.
Step 6: The software will now scan all selected drive to complete the restore process, however it may take some time depending upon volume of drives and number of files or directories were there previously. After the scanning process ends, you will be shown with a file explorer with preview of your data which you want to recover. Just select those which you need to be restored.
Step 7: Browse a location where you want the restored data to be saved.
Method 2: Encrypted file recovery with a lately created Windows backup
This method is technically for those who have a lately created Windows backup saved somewhere and is not affected by the ransomware. Using inbuilt system recovery services, the backup can restore the files which are included under the backup. This method is considered easier as well and leaves no software, thus considered as a very popular method to fight against emergencies caused by infectious malware. Here are the steps to follow:
Step 1: Hit Win + R key combination and to execute Run command line.
Step 2: In the Run text field, type ‘ms-settings:windowsupdate’ and hit the OK button.
Step 3: You will be shown Windows update settings, but you have actually to click Backup option as shown in picture, and located in left pane.
Step 4: Click on ‘More Options’ to open Backup Options panel.
Step 5: As shown in the image below, select or click on “Restore files from a current backup.”
Step 6: In the next shown window, locate the backup where you have saved it, and click on restore button below as marked in the image.
Methods 3: Using Shadow Explorer Application
This file recovery solution is recommended to those who have their backup but is currently not working, still the files under backup are not yet deleted. In this case, Shadow Explorer is an application that can help you restoring your files from those backup files which are active, but still disabled by ransomware somehow. Under this circumstance, inbuilt Windows Backup and Recovery option will not work for you, rather the software will do the magic easily. To accomplish file recovery in this case, get through the steps here mentioned:
Step 1: Click the button below to download Shadow Explorer on your computer.
Step 2: Browser the location where you have downloaded the file. Double click and extract the zip file.
Step 3: Click to open ShadowExplorerPortable directory and double click on the file as shown in the image below.
Step 4: A drop down menu will appear on screen, so just select a desired Date and time according to your requirements on the top left of Shadow Explorer app, and choose the files in given interface that you want to restore using the software. Once the selection is done, Click on the button Export..
Methods 4: Using other decryptors
Well, this method might sounds a bit weird as every ransomware identity basically uses different enciphers and methods to encrypt files on targeted computers. But when the a ransomware which has actually infected your machine comes from a ransomware family for which a decryptor is officially working and available as well, then this might work for you. Technically, this method is just based on luck and analysis, still many users have reported this worked for them. So, if you have seen a ransomware has infected your computer, the very first thing you should do is to identity what kind of virus has actually affected your machine. In most of the cases, ransomware attacks are irreversible, still those infections basically comes from a parent ransomware which might be cracked earlier. For an instance, Scarab ransomware or Hiddentear ransomware are some families which can be decrypted. To check your luck if the present ransomware that has affected your machine is decryptable or not. To do so, follow the guidelines below:
Step 1: Check the Ransomware Database Here and check if decryptor is available for the malware
Step 2: In case you find no results, you can check an open source project called NoMoreRansom to find the ransomware details and decryptor, which has affected your machine. If found, download the decryptor on your computer’s local drive. This page is being regularly updated by its officials once a ransomware is discovered in world.
Step 3: Before you proceed with the downlaoded decryptor, make sure you have backup all your important files.
Step 4: Execute the decryptor to scan and restore your files easily.