OOVB Virus (.oovb File) Ransomware — Remove & Decrypt Files

If you cannot open your images, documents, or other files and also see the .oovb extension on them, your system is surely infected with Oovb ransomware. It pertains to STOP/Djvu ransomware group

Oovb ransomware ciphers personal files identified on the victim’s PC with the extension “.oovb” and after that generates the ransom note in each folder which contains encrypted files. The instructions are placed on the victim’s desktop in the “readme.txt” file. Its activity is pretty much comparable to other samples of the same ransomware family: Oodt, Oopu, Xbtl.

What is Oovb Ransomware?

NameOovb Virus
Ransomware family1DJVU/STOP2 ransomware
Extension.oovb
Ransomware note_readme.txt
RansomFrom $490 to $980
Contactmanager@mailtemp.ch, helprestoremanager@airmail.cc
SymptomsThe images, videos, and other documents have the “.oovb” extension and cannot be opened by any programs
Fix Tool Trojan Killer – ransomware infections tool. 14-day free trial.

Oovb is file-encrypting ransomware that prevents access to your text files, Excel tables, videos and images by ciphering them. It marks the encrypted files with the “.oovb” extension. Then Oovb ransomware adds a money ransom note (readme.txt) to each folder. In this note, you can see the instructions to pay the ransom ($490-$980 in Bitcoin) to a specified Bitcoin address. The AES-256 or RSA-1028 cipher it utilizes to cipher the documents is not decryptable with modern computers. Even quantum PCs that already exist will likely spend hundreds of years to find the decryption key.

How dangerous is the Oovb ransomware?

When Oovb ransomware appears in your system, it will scan your disks for photos, videos, and important documents. It [ciphers all widespread file formats- .psd, .doc, .docx, .xls, .xlsx, .pdf, .jpeg, .png, et cetera. When these documents are located, the ransomware will cipher them and change their extension to “.oovb” so that you understand what happened.

After the Oovb ransomware ciphered the files on your PC, it will generate the last “readme.txt” file on the desktop. In addition to the ransom payment instructions, the victims also see the email addresses to contact the crooks – helprestoremanager@airmail.cc and manager@mailtemp.ch.

Here is the money ransom note that the Oovb ransomware shows to its victims:

ATTENTION!

Don't worry, you can return all your files!
All your files like pictures, 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-fhnNOAYC8Z
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" or "Junk" folder if you don't get answer more than 6 hours.

To get this software you need write on our e-mail:
manager@mailtemp.ch

Reserve e-mail address to contact us:
helprestoremanager@airmail.cc

How did the Oovb ransomware get on my computer?

The Oovb ransomware spreads by placing websites to get hacked programs or games. Cybercriminals who spread this ransomware are remarkably tricky, and aim to keep in touch with contemporary things. New games releases, new popular movies – Oovb creators make everything to get their money on that. One of the most favored methods these criminals put to use is one-day sites with torrent downloading links. Nevertheless, using the modern news is not the only manner these burglars use. Methods that have already become standard, such as email spamming, are likewise usual for STOP/Djvu ransomware spreading.

Malicious email spam
The example of email spamming that may lead to Oovb ransomware injection

Avoiding this ransomware does not require a lot of effort. Considering the regular rules of computer hygiene will considerably minimize all hazards. Keep in mind that starting all documents you receive on e-mail is not a great tactic. Even worse case is to enable macros in Microsoft Office documents. However, it is much better to prevent the malware intrusion at the moment when you have only opened the e-mail message. Inspecting the sender’s address can say a lot about what you can expect, as well as when you see the thing like “support@amazon.com”– it is likely a genuine email. On the other hand, stuff that tries to look like Amazon or FedEx shipment alert, however, uses the e-mail address of “amazonspurrot1363@gmail.com”– need to make you get on the alarm. Above, you can see the illustration of such a message.

Outlaw sources of various digital things need some additional description. Violating copyright policy surely exposes you to the chance of being fined. Nevertheless, utilizing torrent trackers or third-party websites to download “free” programs likewise exposes you to a wide range of malware. Nobody can oversee anonymous people who launch the torrent seeding or release the hacked program version on the site with pirated software.

Oovb virus removal instructions.

Download Trojan Killer Portable

Trojan Killer Portable Download

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This guide below shows how to use Trojan Killer Portable3 for Oovb virus detection and removal:

  • STEP 1. Download and install Trojan Killer.

  • STEP 2. Click on "Finish".

  • STEP 3. Wait until necessary updates are downloaded and installed.

  • STEP 4. Select computer scan type.

  • STEP 5. The software will begin scanning your computer.

  • STEP 6. Click on "Cure PC".

Restore the files encrypted by the Oovb ransomware

In most cases, it’s impossible to recover the files encrypted by the Oovb ransomware because the private key needed to unlock the encrypted files is only available through cybercriminals. However, we’ve listed one option you can use to recover your files below.

Warning! Make sure you remove the ransomware from your system first, otherwise, it will repeatedly encrypt your files.

If your files were encrypted with an offline key, there is a chance you can recover them by using Emsisoft Decryptor for the STOP/Djvu decryption tool. Follow the below guide to recover your files using the Emsisoft Decryptor for STOP/Djvu.

  1. You can download Emsisoft Decryptor for STOP Djvu by clicking this link.
  2. When the decryptor has finished downloading, double-click on “decrypt_STOPDjvu.exe” to run this program on your computer.
  3. Click the “Decrypt” button to start the decryption process for Oovb files. The screen will switch to a status view, informing you about your files’ current process and decryption status.
  4. The decryptor will inform you once the decryption process will be finished. If you require the report for your records, you can save it by clicking the “Save log” button.

If the Emsisoft Decryptor can’t decrypt your .oovb files and you do not plan on paying the ransom, it is advised that you make an image of the encrypted drives so that you can decrypt them in the future.

Your computer should now be free of the Oovb ransomware infection. However, suppose your current antivirus allowed this malicious program on your computer. In that case, you might want to consider purchasing the full-featured version of Trojan Killer to protect against these types of threats in the future.

OOVB Ransomware — How To Remove Virus & Decrypt Files?

Name: OOVB Virus

Description: OOVB Virus is a STOP/DJVU family of ransomware-type virus. It encrypts files, video, photos, documents. Encrypted files can be tracked by a specific oovb extension. OOVB ransomware asks victims for a ransom fee about $490 - $980 in Bitcoin.

Offer price: 480

Currency: $

Operating System: Windows

Application Category: Virus

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  1. My files are encrypted by ransomware, what should I do now?
  2. About DJVU (STOP) Ransomware: https://gridinsoft.com/ransomware/djvu
  3. More about Trojan Killer: https://gridinsoft.com/trojankiller

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About William Reddy

I am from Ireland. My parents bought me a computer when I was 11, and several months after I have got a virus on this PC. I decided to enter the INSA Centre Val de Loire university after being graduated from the school. This French educational institution was offering a brand-new cybersecurity course. After getting the master's degree in cybersecurity, I've started working as a virus analyst in a little anti-malware vendor.