If your documents, photos and music does not open normally, .udjvu extension added at the end of their name then your PC is infected with a new .udjvu ransomware virus from a family of file-encrypting ransomware. Once started, it have encrypted all documents, photos and music stored on a personal computer drives and attached network drives.
The .udjvu ransomware is a variant of crypto viruses. It affects all current versions of MS Windows operating system such as the Windows 10, Windows 8, Windows 7, Windows Vista and Windows XP. This virus uses very strong hybrid encryption with a large key to eliminate the possibility of brute force a key which will allow to decrypt encrypted personal files. The .udjvu ransomware encrypts almost of files, including common as:
.wsd, .zabw, .mdb, .zdb, .sr2, .wpg, .blob, .odc, .sie, .yal, .mddata, .wdp, .w3x, .wbd, .odb, .der, .itl, .dazip, .bkp, .arw, .hkx, .doc, .ysp, .wp, .kdb, .wpd, .menu, .wpt, .lvl, .upk, .xls, .xlsm, .mdf, .mcmeta, .xmind, .r3d, .ybk, .psd, .wma, .wsh, .wpe, .ai, .js, .accdb, .csv, .desc, .vcf, .raf, .wire, .svg, .xdb, .webp, .gdb, .dcr, .xll, .flv, .m2, .mpqge, .py, .mdbackup, .sidn, .cas, .ppt, .wsc, .itdb, .gho, .wpw, .mef, .wgz, .pptm, .mov, .odm, .odt, .qic, .ods, .xwp, .rgss3a, .ptx, .wpl, .wn, .d3dbsp, .zip, .3dm, .p12, .ibank, .vpp_pc, .wpa, .wb2, .xml, .m3u, .hvpl, .srw, .wp6, .fsh, .zw, .wri, .y, .sis, .rw2, .wcf, .kf, .das, .1st, .xpm, .png, .x3f, .wp4, .tax, .xf, .pdf, .wp7, .docm, .xls, .wbmp, .wm, .mp4, .wpd, .wav, .wps, .wbk, .bar, .pef, .mrwref, .rb, .pst, .bc6, .qdf, .ztmp, .fpk, .pfx, .rim, .css, .bsa, .nrw, .crt, .dxg, .xbplate, .pem, .docx, .dmp, .odp, .jpg, .z, .pdd, .snx, .rtf, .x, .xlsx, .dwg, .jpeg, .xlsx, .cdr, .0, .fos, .ncf, .wbc, .cr2, wallet, .m4a, .sb, .ff, .hkdb, .yml, .cer, .ntl, .xlsm, .xld, .bay, .ws, .xxx, .epk, .layout, .hplg, .x3f, .esm, .bc7, .dng, .xlsb, .vfs0, .rar, .dbf, .wpb, .db0, .xlgc, .t13, .indd, .iwi, .lrf, .sid, .wdb, .forge, .itm, .z3d, .xyp, .psk, .dba, .wotreplay, .cfr, .xbdoc, .raw, .vtf, .pak, .erf, .wmv, .orf, .sql, .sidd, .litemod, .big, .wp5, .1, .xx, .zif, .ltx, .eps, .xmmap, .arch00, .bik, .wmf, .srf
Once the encryption process is finished, it will create a ransom demanding message offering decrypt .udjvu files if a payment is made. You can see an one of the variants of the ransom note below:
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.
Your personal ID:
Unfortunately, at this time, victims of the .udjvu ransomware virus cannot decrypt encrypted files without the actual encryption key. But you can use our tutorial below to detect and remove .udjvu ransomware from your personal computer as well as recover encrypted files for free.
Table of contents
- How to decrypt .udjvu files
- How to remove .udjvu ransomware
- How to restore .udjvu files
- How to protect your computer from .udjvu ransomware virus
How to decrypt .udjvu files
The encryption algorithm is so strong that it’s practically impossible to decrypt .udjvu files without the actual encryption key. The bad news is that the only way to get your files back is to pay ($300-1000 in Bitcoins) makers of the .udjvu ransomware virus for a copy of the private (encryption) key. There is absolutely no guarantee that after pay a ransom to the authors of the .udjvu ransomware virus, they will provide the necessary key to decrypt your files. In addition, you must understand that paying money to the cyber criminals, you are encouraging them to create a new ransomware.
With some variants of this ransomware virus, it’s possible to use Windows Shadow Copies or file restore utilities to recover documents, photos and music that have been encrypted by .udjvu ransomware. You can use the free utilities listed below in the article.
How to remove .udjvu ransomware
In order to remove .udjvu ransomware virus from your system, you need to stop all ransomware processes and delete its associated files including Windows registry entries. If any virus components are left on the personal computer, the ransomware virus can reinstall itself the next time the system boots up. Usually viruses uses random name consist of characters and numbers that makes a manual removal procedure very difficult. We advise you to run a free virus removal tools which will help delete .udjvu ransomware virus from your personal computer. Below you can found a few popular malware removers that detects various ransomware.
Get rid of .udjvu ransomware virus with Zemana Anti-malware
Zemana Anti-malware highly recommended, because it can detect security threats such as the .udjvu ransomware virus, trojans, adware and other malware which most ‘classic’ antivirus apps fail to pick up on. Moreover, if you have any .udjvu ransomware removal problems which cannot be fixed by this utility automatically, then Zemana Anti-malware provides 24X7 online assistance from the highly experienced support staff.
Visit the following page to download the latest version of Zemana Anti Malware for Windows. Save it on your Desktop.
Author: Zemana Ltd
Category: Security tools
Update: February 14, 2019
After downloading is done, close all windows on your PC. Further, launch the setup file called Zemana.AntiMalware.Setup. If the “User Account Control” prompt pops up as displayed on the image below, click the “Yes” button.
It will display the “Setup wizard” that will allow you install Zemana Anti Malware (ZAM) on the personal computer. Follow the prompts and do not make any changes to default settings.
Once setup is finished successfully, Zemana AntiMalware (ZAM) will automatically start and you can see its main window as shown on the screen below.
Next, press the “Scan” button for scanning your PC for the .udjvu ransomware related files, folders and registry keys. When a malware, adware or PUPs are found, the number of the security threats will change accordingly. Wait until the the checking is finished.
When Zemana has completed scanning your machine, the results are displayed in the scan report. Review the scan results and then click “Next” button.
The Zemana will delete .udjvu ransomware virus, other malware and potentially unwanted applications. After the cleaning process is finished, you can be prompted to restart your machine.
Automatically remove .udjvu ransomware with MalwareBytes Free
We suggest using the MalwareBytes Free which are fully clean your PC system of the .udjvu ransomware. This free tool is an advanced malicious software removal program designed by (c) Malwarebytes lab. This program uses the world’s most popular anti-malware technology. It is able to help you delete ransomware virus, PUPs, malware, adware, toolbars, and other security threats from your system for free.
Visit the page linked below to download MalwareBytes Anti-Malware (MBAM). Save it to your Desktop.
Category: Security tools
Update: February 5, 2019
After the downloading process is done, close all windows on your PC. Further, start the file named mb3-setup. If the “User Account Control” dialog box pops up like below, press the “Yes” button.
It will show the “Setup wizard” which will allow you setup MalwareBytes Free on the PC system. Follow the prompts and do not make any changes to default settings.
Once install is done successfully, click Finish button. Then MalwareBytes AntiMalware will automatically run and you may see its main window as on the image below.
Next, click the “Scan Now” button to search for the .udjvu ransomware and other security threats. During the scan MalwareBytes Anti Malware will scan for threats present on your PC system.
When that process is finished, a list of all items detected is produced. When you’re ready, click “Quarantine Selected” button.
The MalwareBytes AntiMalware (MBAM) will remove .udjvu ransomware virus related files, folders and registry keys and move threats to the program’s quarantine. When disinfection is complete, you can be prompted to reboot your computer. We suggest you look at the following video, which completely explains the procedure of using the MalwareBytes to get rid of hijacker infections, adware and other malicious software.
Remove .udjvu ransomware from computer with KVRT
KVRT is a free portable program that scans your computer for adware, PUPs and ransomware viruses such as .udjvu ransomware and helps remove them easily. Moreover, it will also help you delete any harmful browser extensions and add-ons.
Download Kaspersky virus removal tool (KVRT) on your PC from the following link.
Author: Kaspersky® lab
Category: Security tools
Update: March 5, 2018
After the download is complete, double-click on the KVRT icon. Once initialization process is finished, you will see the Kaspersky virus removal tool screen as on the image below.
Click Change Parameters and set a check near all your drives. Click OK to close the Parameters window. Next click Start scan button to perform a system scan for the .udjvu ransomware . This procedure can take quite a while, so please be patient. When a threat is found, the number of the security threats will change accordingly. Wait until the the scanning is complete.
Once KVRT has completed scanning, the results are displayed in the scan report as shown below.
Review the report and then press on Continue to start a cleaning task.
How to restore .udjvu files
In some cases, you can recover files encrypted by .udjvu ransomware virus. Try both methods. Important to understand that we cannot guarantee that you will be able to recover all encrypted documents, photos and music.
Use shadow copies to recover .udjvu files
A free tool named ShadowExplorer is a simple method to use the ‘Previous Versions’ feature of MS Windows 10 (8, 7 , Vista). You can recover .udjvu photos, documents and music encrypted by the .udjvu ransomware from Shadow Copies for free.
Click the link below to download the latest version of ShadowExplorer for Microsoft Windows. Save it to your Desktop so that you can access the file easily.
Category: Security tools
Update: February 27, 2018
After the downloading process is finished, open a directory in which you saved it. Right click to ShadowExplorer-0.9-portable and select Extract all. Follow the prompts. Next please open the ShadowExplorerPortable folder as on the image below.
Start the ShadowExplorer tool and then select the disk (1) and the date (2) that you wish to recover the shadow copy of file(s) encrypted by the .udjvu ransomware virus as shown on the image below.
Now navigate to the file or folder that you wish to recover. When ready right-click on it and click ‘Export’ button as shown on the screen below.
Run PhotoRec to restore .udjvu files
Before a file is encrypted, the .udjvu ransomware virus makes a copy of this file, encrypts it, and then deletes the original file. This can allow you to recover your documents, photos and music using file restore software such as PhotoRec.
Download PhotoRec from the link below.
Category: Security tools
Update: March 1, 2018
Once the download is complete, open a directory in which you saved it. Right click to testdisk-7.0.win and choose Extract all. Follow the prompts. Next please open the testdisk-7.0 folder as displayed below.
Double click on qphotorec_win to run PhotoRec for MS Windows. It will open a screen as displayed on the screen below.
Choose a drive to recover as shown below.
You will see a list of available partitions. Select a partition that holds encrypted files as displayed in the following example.
Click File Formats button and specify file types to restore. You can to enable or disable the restore of certain file types. When this is done, press OK button.
Next, click Browse button to choose where recovered photos, documents and music should be written, then press Search.
Count of restored files is updated in real time. All recovered personal files are written in a folder that you have selected on the previous step. You can to access the files even if the recovery process is not finished.
When the restore is complete, click on Quit button. Next, open the directory where recovered personal files are stored. You will see a contents as shown on the image below.
All restored documents, photos and music are written in recup_dir.1, recup_dir.2 … sub-directories. If you are searching for a specific file, then you can to sort your restored files by extension and/or date/time.
How to protect your computer from .udjvu ransomware
Most antivirus programs already have built-in protection system against the ransomware virus. Therefore, if your personal computer does not have an antivirus program, make sure you install it. As an extra protection, run the CryptoPrevent.
Run CryptoPrevent to protect your PC from .udjvu ransomware virus
Download CryptoPrevent from the link below. Save it to your Desktop.
Run it and follow the setup wizard. Once the installation is finished, you will be shown a window where you can choose a level of protection, as shown on the image below.
Now press the Apply button to activate the protection.
To sum up
Now your computer should be free of the .udjvu ransomware. Remove KVRT and MalwareBytes Free. We advise that you keep Zemana Free (to periodically scan your personal computer for new malicious software). Probably you are running an older version of Java or Adobe Flash Player. This can be a security risk, so download and install the latest version right now.
If you are still having problems while trying to delete .udjvu ransomware virus from your computer, then ask for help here.