Why do you see the extension .berost appended to all valuable files? What is .berost? How did it land on your PC?
The malware named .berost virus is yet another nasty ransomware infection that belongs to STOP ransomware family. When it hits a computer system, it corrupts the settings of some essential components in order to evade detection and encrypt valuable personal files.
So after a sequence of malicious operations, it applies some significant transformations to the code of your important files and then appends the extension .berost to their names. Once encoded your files remain inaccessible until their code is reverted back to its normal state.
As a consequence, hackers attempt to extort a ransom fee for a decryption tool. The extortion process is realized via ransom message which claims that you need to contact them at a given email address and transfer the ransom in a demanded cryptocurrency.
If you wonder how to effectively remove .berost ransomware virus keep up with our removal guide. By the end of it, you will also know how to restore .berost files.
Manual Removal Guide
Files Recovery Approaches
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Distribution of .berost Ransomware Virus
.berost virus is a new data locker ransomware that has been released in active attack campaigns against computer users worldwide. The threat could be utilizing common tactics of distribution to infect computer systems.
One of the easiest ways for the criminals to spread the payload of .berost ransomware is by attaching it to email messages that are later released in active attack campaigns. The method allows hackers to send the virus to large lists of potential victims. The attachments to malicious email spam messages usually have Word documents or other types of files which users open without hesitation. Once opened on a target host these compromised files trigger the ransomware payload and infect the device with .berost crypto virus. Another infection tactic related to emails is hyperlink inserted in the content of the messages. The links are usually labeled as leading to a familiar website or a file of user interest.
Computer criminals behind this new ransomware can be using malicious sites or download portals to distribute malware of different kinds, including .berost virus. A popular option is the use of infected documents which may be of different types ‒ spreadsheets, rich text documents, presentations and databases. They are modified to initiate the virus once the built-in scripts are run. Usually when the files are opened a notification will ask the users to run the macros (scripts). If this is done the infection follows.
The hacker-controlled sites are specialist portals that have been created either manually or automatically by the criminals behind .berost virus. They can either directly distribute the threat by initiating various scripts or automated operations or link to such instances. Redirects are usually caused by email interaction, ad networks or other browsing activity. However one of the main sources is the availability of browser hijackers. They are malicious add-ons made for the most popular web browsers ‒ Mozilla Firefox, Google Chrome, Internet Explorer, Opera, Microsoft Edge and Safari. Once installed they not only infect the users with the malware but also redirect the victims to a hacker-controlled site. Depending on the configuration the browser hijackers can also steal sensitive information such as any stored passwords, account credentials, history, bookmarks, form data and settings.
Impact of .berost Ransomware Virus
The moment .berost ransomware virus is started on your PC, the operating system of the latter becomes subject to lots of malicious modifications. Since the threat has been based on the code of the infamous STOP ransomware, all malicious activities it carries out aim to support the reach of a specific attack stage – data encryption.
Plagued could be some registry keys, shadow volume copies, and essential system processes.
These are some common folder locations where .berost virus may be hiding malicious files and objects:
- %SystemDrive%\C:\)
- %SystemRoot%\C:\Windows, %WinDir%\
- %UserProfile%\
- %UserProfile%\AppData\Roaming\
- %AppData%\
- %LocalAppData%\
- %ProgramData%\%AllUserProfile%\
- %Temp%\%AppData%\Local\Temp\
Beware that the manual removal of present malicious entries requires quite a lot of computer experience. At the same time, you have to clean up your system if you want to use it securely again. So in the event that you don’t feel quite comfortable with the manual removal steps you could consider the help of an advanced malware removal tool that will locate malicious entries and delete them for you in just a few minutes.
To complete its main goal of .berost ransomware activates a specific cipher module that corrupts target files by utilizing sophisticated cipher algorithms like AES, RSA, and Salsa20. At the end of the encryption process, the ransomware appends an extension of the same name – .berost to the names of all corrupted files.
Unfortunately, since all of the following types of files are often used for the storage of important data, they are likely to be corrupted by .berost STOP ransomware:
- Documents
- Archives
- Backups
- Databases
- Images
- Videos
- Music
At the end of the attack, .berost virus ransomware drops ransom note file to extort a ransom fee for files recovery. That file may contain the following text:
ATTENTION!
Don’t worry my friend, you can return all your files!
All your files like photos, databases, documents and other important are encrypted with strongest encryption and unique key.
The only method of recovering files is to purchase decrypt tool and unique key for you.
This software will decrypt all your encrypted files.
What guarantees you have?
You can send one of your encrypted file from your PC and we decrypt it for free.
But we can decrypt only 1 file for free. File must not contain valuable information.
You can get and look video overview decrypt tool:
https://we.tl/t-vpovVceDWN
Price of private key and decrypt software is $980.
Discount 50% available if you contact us first 72 hours, that’s price for you is $490.
Please note that you’ll never restore your data without payment.
Check your e-mail “Spam” folder if you don’t get answer more than 6 hours.To get this software you need write on our e-mail:
[email]Reserve e-mail address to contact us:
[email]Your personal ID:
Be advised to avoid paying the ransom as afterward hackers could send you a broken decryption key or even skip answering you at all.
The good news for all of you who need to recover .berost files is that security researchers have managed to crack some STOP ransomware versions and released a free decryption tool. So once you ensure that all malicious files and objects created by the threat are removed from the infected system you could download the decryption tool and try if it works for .berost files.
Beware that you should first back up all encrypted files to an external drive. Otherwise, you risk their irreversible loss. Furthermore, you should know that this strain of STOP ransomware may be designed to act differently than its predecessors. So it is possible that the free decrypter may not be able to decode corrupted files.
Remove .berost Ransomware Virus and Restore PC
Please note that paying the requested ransom fee to cybercriminals does not really solve your problem with .berost crypto virus. In fact, you only encourage hackers to continue spreading ransomware of this kind. Instead, you must remove the threat immediately, and only then look for optional ways to recover your data.
WARNING! Manual removal of .berost ransomware virus requires being familiar with system files and registries. Removing important data accidentally can lead to permanent system damage. If you don’t feel comfortable with manual instructions, download a powerful anti-malware tool that will scan your system for malware and clean it safely for you.
DOWNLOAD SpyHunter Anti-Malware Tool.berost Ransomware Virus – Manual Removal Steps
Start the PC in Safe Mode with Network
This will isolate all files and objects created by the ransomware so they will be removed efficiently. The steps below are applicable to all Windows versions.
1. Hit the WIN Key + R
2. A Run window will appear. In it, write msconfig and then press Enter
3. A Configuration box shall appear. In it Choose the tab named Boot
4. Mark Safe Boot option and then go to Network under it to tick it too
5. Apply -> OK
Show Hidden Files
Some ransomware threats are designed to hide their malicious files in the Windows so all files stored on the system should be visible.
1. Open My Computer/This PC
2. Windows 7
-
– Click on Organize button
– Select Folder and search options
– Select the View tab
– Go under Hidden files and folders and mark Show hidden files and folders option
3. Windows 8/ 10
-
– Open View tab
– Mark Hidden items option
4. Click Apply and then OK button
Enter Windows Task Manager and Stop Malicious Processes
1. Hit the following key combination: CTRL+SHIFT+ESC
2. Get over to Processes
3. When you find suspicious process right click on it and select Open File Location
4. Go back to Task Manager and end the malicious process. Right click on it again and choose End Process
5. Next, you should go folder where the malicious file is located and delete it
Repair Windows Registry
1. Again type simultaneously the WIN Key + R key combination
2. In the box, write regedit and hit Enter
3. Type the CTRL+ F and then write the malicious name in the search type field to locate the malicious executable
4. In case you have discovered registry keys and values related to the name, you should delete them, but be careful not to delete legitimate keys
Click for more information about Windows Registry and further repair help
Recover Encrypted Files
WARNING! All files and objects associated with .berost ransomware virus should be removed from the infected PC before any data recovery attempts. Otherwise the virus may encrypt restored files. Furthermore, a backup of all encrypted files stored on external media is highly recommendable.
SpyHunter is a Windows application designed to scan for, identify, remove and block malware, potentially unwanted programs (PUPs) and other objects. By purchasing the full version, you will be able to remove detected malware instantly. Additional information about SpyHunter / Help to uninstall SpyHunter
1. Use present backups
2. Use professional data recovery software
Stellar Phoenix Data Recovery – a specialist tool that can restore partitions, data, documents, photos, and 300 more file types lost during various types of incidents and corruption.
3. Using System Restore Point
-
– Hit WIN Key
– Select “Open System Restore” and follow the steps
4. Restore your personal files using File History
-
– Hit WIN Key
– Type restore your files in the search box
– Select Restore your files with File History
– Choose a folder or type the name of the file in the search bar
– Hit the “Restore” button
