.udjvuq Files Virus - How to Remove It

.udjvuq Files Virus – How to Remove It

This blog entry has been made with the fundamental reason to clarify how you can expel the .udjvuq infection from your PC and how to attempt and reestablish information encoded by it.

One more case of the DJVU ransomware infection has quite recently showed up. The ransomware appears to convey the .udjvuq suffix attached to the objects scrambled by it. The infection plans to encode the documents on the PCs assaulted by it and afterward set the .udjvuq suffix to the scrambled files as an addition. The infection supposedly utilizes RSA and AES encryption to conduct its encryption. It also drops a payoff note, called “_openme.txt” and it contains deliver guidelines on how the injured individual can pay a heavy payment so as to recover his or her documents back to typical. In the event that your PC was infected by the .udjvuq infection, we would recommend that you read this article.

Threat Summary

Name.udjvuq Files Ransomware
TypeRansomware, Crypto virus
Short DescriptionVariant of the .djvu file ransomware. Encrypts files and wants you to pay ransom in BitCoin to get them back.
SymptomsThe files on the compromised computer are encrypted and the file extension .uudjvu is added. A ransom note, called _openme.txt is also dropped on the victim PC.
Distribution MethodSpam Emails, Email Attachments
Detection Tool See If Your System Has Been Affected by .udjvuq Files Ransomware


Malware Removal Tool

User ExperienceJoin Our Forum to Discuss .udjvuq Files Ransomware.
Data Recovery ToolWindows Data Recovery by Stellar Phoenix Notice! This product scans your drive sectors to recover lost files and it may not recover 100% of the encrypted files, but only few of them, depending on the situation and whether or not you have reformatted your drive.

.udjvuq File Ransomware – Infection Methods

The infection technique employed by the makers of this ransomware infection is purportedly malignant messages that contain attached files which are really malicious documents. This method otherwise called malspam is used by crooks to decieve the average John Doe that they have gotten an urgent email, similar to a file from a bank, a receipt, an invoice or something quite personal such as notice from your boss that you have been fired from work. The majority of this is finished with the objective to motivate inexperienced users to open the file or attachment and once this is done, the .udjvuq files infection may start it’s malicious activities.

Moreover, besides malicious e-mails, the .udjvuq infection may likewise perform the attack through different distinctive kinds of files that are transferred on the web. These objects might be programs that average users will in general download on the web and frequently end up being:

  • Portable software.
  • Activation software.
  • Patches for software.
  • Cracks.
  • Driver installers.
  • Keygens.

The files are really infection methods, whose main intention is to get users to trigger a Dropper that aims to drop the payload of .udjvuq infection on the attacked PC.

.udjvuq Ransomware – Activity

Once the .udjvuq infection gets to your PC, the malware may start to conduct a lot of nefarious actions, beginning with dropping the ransomware payload on the PCs of unfortunate casualties. The payload may comprise of more than one infection file and they could be situated In the normally utilized Windows directories under various names:


  • %Local%
  • %Roaming%

  • %Temp

Among the virus files is likewise the infection’s payment note which contains guidelines for the exploited people on the method to pay a payoff charge to get the crooks to recover their files so that they are able to work once more. The note is named _openme.txt and it has the accompanying message to exploited people:

———————————————- ALL YOUR FILES ARE ENCRYPTED ———————————————–
Don’t worry, you can return all your files!
All your files documents, photos, databases 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 do we give to you?
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
Don’t try to use third-party decrypt tools because it will destroy your files.
Discount 50% available if you contact us first 72 hours.
To get this software you need write on our e-mail:
Reserve e-mail address to contact us:
Your personal ID:
[redacted 43 alphanumeric chars]

Besides the payoff note of .udjvuq ransomware, the infection may likewise establish with the server of the culprits who are behind it so as to relay data about the victimized PC, such as:

IP address.

  • System data.
  • Passwords.
  • Content of files.
Take Screenshots.
  • Change organizing settings.

The .udjvuq infection may proceed with it’s actions and simply erase the shadow volume duplicates of the PC. This is done to eliminate the chance of victims to get their files restored. To achieve their true objective, the criminals may have designed a script that deletes these duplicates by running admin command lines in Windows Command Prompt, some of which might be among the ones underneath:

→ sc stop VVS
sc stop wscsvc
sc stop WinDefend
sc stop wuauserv
sc stop BITS
sc stop ERSvc
sc stop WerSvc
cmd.exe /C bcdedit /set {default} recoveryenabled No
cmd.exe /C bcdedit /set {default} bootstatuspolicy ignoreallfailures
C:\Windows\System32\cmd.exe” /C vssadmin.exe Delete Shadows /All /Quiet

Furthermore, to get the infection file of the .udjvuq files virus to run consequently when you begin Windows, the ransomware may likewise create entries in the Run and RunOnce sub-keys, which could contain the location of the module, in charge of encryption:

→ HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run

.udjvuq Ransomware – Encryption

To render your documents ineffective, the .udjvuq infection may set different diverse kinds of strategies set up. One of them is to examine for the usually utilized documents on your PC and identify and encode them dependent on their file type. The most regularly encoded file types are for the most part among the ones beneath:


After the .udjvuq infection identifies the documents on the attacked machine that are qualified for encryption, the malware may utilize at least one of the accompanying encryption calculations so as to encrypt data:

  • AES-256
  • RSA-2048
  • Salsa20

The encryption should be possible in more than one way, while the most well-known strategy is to duplicate the original file and after that scramble the duplicate by modifying information portions from it with the encryption algorithms, enough to make it useless. After the encryption is done, the .udjvuq files infection may erase the original files and leave just the encoded ones, looking, similar to the example underneath:

New Text Document.txt.udjvuq

Remove .udjvuq File Ransomware and Try Recovering Data

On the off chance that you need to evacuate the .udjvuq documents infection, we would recommend that you take advantage of the guideline steps that are underneath this article. They have been made with the goal to remove this ransomware either by yourself or automatically. On the off chance that the manual removal steps for the .udjvuq ransomware don’t appear to be of any assistance, we would propose that you follow the automatic removal steps. They have the directions to run a sweep with an advanced malware remediation software, which is often referred by security experts as the most ideal approach to detect and expel all files and objects, identified with .udjvuq ransomware.

On the off chance that you need to attempt and reestablish access to the data, scrambled by .udjvuq file infection, we would propose that you see the file recovery choices we have introduced underneath. They have been made to assist you with trying to restore at least some of the files, in spite of the fact that you can’t make sure 100% they will work for every one of your files.


Ventsislav Krastev

Ventsislav has been covering the latest malware, software and newest tech developments at SensorsTechForum for 3 years now. He started out as a network administrator. Having graduated Marketing as well, Ventsislav also has passion for discovery of new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management and then Network Administration, he found his passion within cybersecrurity and is a strong believer in basic education of every user towards online safety.

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