.KRAB File Recovery

Have files been deleted due to a user’s error or software error? Have you formatted a disk by accident and need to know how to recover the files? Read our .KRAB file recovery guide for Windows, MacOS, Android and IOS in 2024.

KRAB File Recovery

What is a .KRAB file?

A KRAB file is a file encrypted by the GandCrab V4 virus, a trojan horse utilized by cybercriminals. It contains a user's file, such as a .XLSX or .MP4 file, encrypted with the Salsa20 algorithm. KRAB files became prevalent in July 2018 and are similar to .GDCB files.

What Are Common Causes of ".KRAB" Files Lost or Failure?

There are several common causes of ".KRAB" files lost or failure:

  1. Accidental deletion: The most common cause is accidentally deleting the ".KRAB" files. This can happen when you are cleaning up your computer or mistakenly deleting the wrong files.
  2. Virus or malware infection: ".KRAB" files can be lost or corrupted due to a virus or malware attack. These malicious programs can delete or encrypt files, including ".KRAB" files, rendering them inaccessible.
  3. File system errors: Errors in the file system can lead to loss or corruption of ".KRAB" files. This can occur due to improper shutdowns, power outages, or hardware issues.
  4. Software or hardware failure: Issues with the software or hardware components of your computer can result in ".KRAB" file loss. This can include problems with the storage device, operating system crashes, or software conflicts.
  5. Formatting or partitioning errors: If you accidentally format or repartition your storage device, it can lead to the loss of all data, including ".KRAB" files.
  6. Human error: Mistakes made by users, such as improper handling of files, transferring files to incorrect locations, or overwriting files, can cause ".KRAB" file loss.
  7. Software bugs or glitches: Sometimes, software bugs or glitches can cause ".KRAB" files to become corrupted or inaccessible. This can occur during file saving, transferring, or processing.
  8. Physical damage to storage media: Physical damage to the storage media, such as hard drive failure or damage to the storage device, can result in ".KRAB" file loss.

It is important to regularly back up your ".KRAB" files to minimize the risk of loss or failure.

How to recover lost ".KRAB" files?

Sometimes while working with a computer, laptop or other stationary or mobile devices, you may encounter various bugs, freezes, hardware or software failures, even in spite of regular updates and junk cleaning. As a result, an important ".KRAB" file may be deleted.

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🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

By no means should you think that the only way to recover a ".KRAB" file is always to create it once more.

Use programs for recovering ".KRAB" files if a file was lost after accidental or deliberate deleting, formatting the memory card or the internal storage, cleaning the storage device, after a virus attack or a system failure.

Programs to recover ".KRAB" files

Looking for a way to get files back? In cases when files were deleted and they cannot be restored by using standard operating system tools, use Hetman Partition Recovery.

Partition Recovery™ 4.9
The tool recovers data from any devices, regardless of the cause of data loss.
Download

Follow the directions below:

  1. Download Hetman Partition Recovery, install and start the program.

  2. The program will automatically scan the computer and display all hard disks and removable drives connected to it, as well as physical and local disks.

    File Recovery Software
  3. Double-click on the disk from which you need to recover ".KRAB" files, and select analysis type.

    Hetman Partition Recovery - Analysis Type
  4. When the scanning is over, you will be shown the files for recovery.

    Hetman Partition Recovery - Files that Can be Restored
  5. To find a file you need, use the program’s interface to open the folder it was deleted from, or go to the folder "Content-Aware Analysis" and select the required file type.

    Hetman Partition Recovery - Deep Scan
  6. Select the files you have been looking for and click "Recovery".

    File Recovery Software - Files List for Recovery
  7. Choose one of the methods for saving the files and recover them.

    Saving recovered files in Hetman Partition Recovery

How to open file with ".KRAB" extension?

Looking for how to open a stereo gandCrab V4 Ransomware Encrypted File image file file?

Programs that open ".KRAB" files

Windows
HEX Editor HEX Editor

Additional Information

  • File type: GandCrab V4 Ransomware Encrypted File

  • File extension: .KRAB

  • Developer: N/A

  • Category: Encoded Files

  • Format: N/A

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Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 16:35 #
    Leave a comment if you have any questions about Recovering lost .KRAB files after deleting, cleaning or formatting!
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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.

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Questions and answers

  • What is the file extension .KRAB and what type of file does it represent?

    The file extension .KRAB is associated with the ransomware called GandCrab. It does not represent a specific type of file, but rather indicates that the files on a computer have been encrypted by the GandCrab ransomware.

  • How can I open a .KRAB file and what software or applications are required?

    A .KRAB file is a ransomware-encrypted file, typically associated with the GandCrab ransomware. These files cannot be opened directly because they are encrypted and locked by the ransomware. To decrypt and open a .KRAB file, you would need to follow these steps:

    1. Remove the ransomware: First, you need to ensure that your computer is free from the ransomware. Use a reliable antivirus or anti-malware software to scan and remove any traces of the GandCrab ransomware.
    2. Obtain the decryption key: GandCrab is known for releasing decryption keys when they decide to shut down their operation. Check online resources, security forums, or contact cybersecurity experts to see if a decryption key is available for the version of GandCrab that encrypted your files.
    3. Use a decryption tool: If a decryption key is available, download a legitimate decryption tool from a trusted source. Several cybersecurity companies and organizations offer free decryption tools for various ransomware strains, including GandCrab. Ensure you download the tool from a reputable source.
    4. Decrypt the .KRAB files: Run the decryption tool and follow the instructions provided. You will likely need to select the encrypted .KRAB files and provide the decryption key when prompted. The tool will attempt to decrypt the files and restore them to their original state.

    Note: If a decryption key is not available or your files cannot be decrypted, it may not be possible to open the .KRAB files. In such cases, consider restoring your files from a backup (if available) or consult with a professional data recovery service.

    It is important to note that attempting to open or decrypt a .KRAB file without proper precautions and expertise can lead to further damage or loss of data. Therefore, it is recommended to seek assistance from cybersecurity professionals or trusted sources.

  • Are there any specific steps or procedures to follow when trying to access the contents of a .KRAB file?

    Yes, there are specific steps you can follow to access the contents of a .KRAB file. .KRAB files are typically associated with the TeslaCrypt ransomware, so it's important to proceed with caution and ensure you have adequate security measures in place.

    Here is a general outline of the steps involved in accessing the contents of a .KRAB file:

    1. Verify the file: Make sure the file you have is indeed a .KRAB file. Check the file extension and ensure it matches.
    2. Remove the malware: Before accessing the contents of the .KRAB file, it's crucial to ensure your system is free from any malware. Run a reliable antivirus or anti-malware scan on your computer to remove any potential threats.
    3. Decrypt the file: .KRAB files are encrypted, so you'll need a decryption tool to unlock the contents. TeslaCrypt ransomware has been largely neutralized, and decryption tools are available for some versions. Search for a reputable decryption tool specific to the version of TeslaCrypt that encrypted your files. Websites like No More Ransom (nomoreransom.org) may provide tools for decryption.
    4. Backup: Before attempting any decryption, it's wise to create a backup of the .KRAB file and any other important files. This ensures you have a copy in case something goes wrong during the decryption process.
    5. Follow decryption instructions: Each decryption tool may have specific instructions to follow. Read and understand the instructions provided with the decryption tool carefully. Some tools may require you to provide an original unencrypted file along with the encrypted .KRAB file for comparison.
    6. Decrypt the file: Execute the decryption tool as instructed and select the .KRAB file you want to decrypt. Follow the prompts and provide any required information or files. The tool should attempt to decrypt the file and restore it to its original state.
    7. Verify the decrypted file: Once the decryption process is complete, verify the decrypted file for integrity and usability. Make sure the file is accessible and not corrupted.

    Remember, the availability of decryption tools may vary depending on the version of TeslaCrypt and the specific .KRAB file you have. It's recommended to consult with cybersecurity experts or forums dedicated to ransomware decryption for the most up-to-date information and assistance.

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