Removal Guide for .Bubble File Virus. Recover Data

The .bubble file virus is malware classified as data locker ransomware. It compromises the system to encode predefined file types rendering them completely unusable. The threat is known under the names CryptoBubble or just Bubble ransomware. In the very end of .bubble file virus infection, a ransom message appears on the screen to inform users about its presence and instruct them how to receive the decryption key. The good news is that .bubble file virus is decryptable and there is no need to contact cyber criminals and pay any ransom. However, victims should first regain their PC security by removing Bubble ransomware from the infected host which can be easily done by following our removal guide.

Manual Removal Guide
Recover .Bubble Virus Files
Skip all steps and download anti-malware tool that will safely scan and clean your PC.

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How Does .Bubble File Virus Infiltrate the PC?

The malicious payloads of Bubble ransomware may be part of spam email campaigns that contain suspicious URLs or attachments. They could also be included in malvertising activities and presented as banners, popups, new tab pages, links, and even video advertisements. Suspicious links on social media posts and shares from compromised user profiles are also likely to be used as a mean of Bubble virus distribution.

More About Bubble Ransomware Virus Impact

Bubble ransomware virus attacks the system via malicious executable file developed to initiate the following malicious actions. First it performs a scan of all drives that locates targeted files. Then Bubble ransomware utilizes the encryption algorithm DES which corrupts files and renders them out of order. The list of .bubble file virus target data includes 42 file types that usually store valuable user data:

.3gp, .ac3, .accdb, .accdt, .avi, .bmp, .cdr, .csv, .DivX, .doc, .docm, .docx, .dwg, .jpeg, .jpg, .mid, .mov, .mp3, .mp4, .mpeg, .mpg, .odb, .odf, .odg, .odp, .ods, .odt, .ogg, .ogv, .otg, .otp, .ott, .pdf, .png, .rar, .tiff, .txt, .wav, .xls, .xlsm, .xlsx, .zip

The infection is called after its malicious traits like the name of the executable file CryptoBubble_ransomware_Italy.exe that starts preventivo.pdf ransom note and .bubble extension it uses to rename all corrupted files. For example the original file MyPlan.doc is likely to have the name MyPlan.doc.bubble or MyPlan.bubble once encrypted by CryptoBubble ransomware.

As we mentioned, the ransom note is dropped in a file called preventivo.pdf. It is automatically displayed on the screen at the end of the infection process. The note is designed to appear like legitimate Windows error notification pop-up which states:

Hello, I am Bob, do you remember the game? Unfortunately, the world has changed and I have changed too: once spit bubbles, today i encode your file! 🙂
Well, if you want to recover your files, please contact us at ‘[email protected]’ and we will find a solution and will promptly send you the unlock key to retrieve all your files… Good Lucky

bubble cryptobubble ransomware virus ransom note pop up windows error preventivo bestsecuritysearch

The good news is that .bubble files can be restored as Bubble ransomware is decryptable. So there is no need to contact hackers and pay the ransom. Once all malicious files and objects associated with .bubble file virus are completely removed from the PC, victims have several options for data recovery.

As Bubble virus does not delete Shadow Volume Copies from Windows OS, .bubble files could be restored via this Windows feature or with the help of Shadow Explorer. On the other hand, the security specialist Michael Gillespie has mentioned in a Twitter comment that if victims contact him, he could develop a decryptor.

It’s #decryptable, victims contact me, and I can make a decrypter

, Michael Gillespie

If by any chance these methods don’t recover .bubble files the removal guide below presents other data recovery approaches.

Remove .Bubble File Virus and Restore Data

WARNING! Manual removal of Bubble 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.

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SpyHunter anti-malware tool will diagnose all current threats on the computer. By purchasing the full version, you will be able to remove all malware threats instantly. Additional information about SpyHunter / Help to uninstall SpyHunter

Bubble 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 bellow 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

how to make hidden files visible in Windows 8 10 bestsecuritysearch instructions

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 .Bubble Virus Files

WARNING! All files and objects associated with Bubble 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.

DOWNLOAD Bubble Virus Removal Tool

SpyHunter anti-malware tool will diagnose all current threats on the computer. By purchasing the full version, you will be able to remove all malware threats 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

Preventive Security Measures

  • Enable and properly configure your Firewall.
  • Install and maintain reliable anti-malware software.
  • Secure your web browser.
  • Check regularly for available software updates and apply them.
  • Disable macros in Office documents.
  • Use strong passwords.
  • Don’t open attachments or click on links unless you’re certain they’re safe.
  • Backup regularly your data.
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    Author : Gergana Ivanova

    Gergana Ivanova is a computer security enthusiast who enjoys presenting the latest issues related to cyber security. By doing thorough researches and sharing them on BestSecuritySearch, she hopes that more victims of malware infections will be able to secure their corrupted computer systems properly and eventually recover lost files.

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