Zfdv Virus Removal Guide (+Decrypt .zfdv files)

Zfdv – General Info

Zfdv is a malicious software application working as typical ransomware. Michael Gillespie, the widely known malware researcher, very first found this new name in the DJVU ransomware family.

Zfdv was created for the sole purpose to encrypt all popular file types. Rationally, as quickly as the file encryption is effectively achieved, the users are not able to get access to them. Zfdv virus includes its own “.zfdv” to all the encrypted data. For example, the file “price_list.xls”, as soon as crypted by Zfdv, will be entitled as “price_list.xls.zfdv”. When the file encryption is accomplished, Zfdv puts its own unique text document (_readme.txt) into all the folders that keep the encrypted files.

The alert stated by _readme.txt requesting for the random os extremely similar to the notifications offered by other ransomware risks belonging to the DJVU family. The warning generally indicates that the files have been encrypted and the only option to get access to it is to use a special standalone key. Regretfully, this declaration is definitely true.

The method to secure the files utilized by Zfdv is not completely investigated. Nevertheless, there is no doubt that each computer system owner may be provided an unique decryption key, which is definitely distinct. It is extremely tough to recover the data without the proper key in place.

“Don’t worry, you can return all your files!”, from text file message:

One more peculiarity of the Zfdv infection is that the users are unable to get access to the key. The decrypting key is hosted on an unique server under the complete control by the criminals who have released the Zfdv ransomware into the world wide web. In order to obtain the key and restore the crucial data, the users are told to get in touch with the frauds via e-mail or by telegram and to pay the ransom in the amount of $980.

The message also states that the people need to get in touch with the Zfdv authors within 72 hours upon the minute of the data file encryption. The alert indicates that by doing so individuals will get a 50% discount rate, therefore, the ransom amount falls to $490.

No matter what the quantity of the ransom is, we highly encourage that you do not pay the ransom. There is no warranty that these online crooks will keep their guarantees, so they may not care at all what the victims feel about the file encryption, even when the quantity of the ransom is received into their accounts. Thus, paying ransom frequently does not lead to an effective recovery. So, the users might simply lose their money for nothing.

Likewise, we urge you not to contact the scams as they instruct. Do not move money into their wallets. There are no applications that might break the Zfdv ransomware or bring back the information at no charge. For that reason, the only proper decision is to bring back the information from possible backups (if offered).

Virus Summary

Name Zfdv Ransomware
File Extension zfdv
Type Ransomware
Family DJVU
Short Description The ransomware encrypts all the data stored on your system and requires a ransom to be paid on your part supposedly to recover your important files.
Symptoms File encryption by the ransomware is performed by means of the AES-256 algorithm (CFB mode) encryption algorithm. Once the encryption is completed, the ransomware adds its special .zfdv extension to all the files modified by it.
Distribution Method Adware bundles and software cracks
Similar Infections Lokas, Besub, Nusar
Zfdv Removal Tool   GridinSoft Anti-Malware
Zfdv Decryption Tool   Emsisoft Djvu Decryptor

Do not forget that the Web is now full of infections similar to the Zfdv ransomware. For example, this specific danger is generally identical to Brusaf and other ransomware-type infections. These destructive utilities have been developed in order to secure the essential information and reveal the demand for the users to pay the ransom. All these infections use the similar algorithm to produce the particular key for successful files decryption.

Unless the Zfdv ransomware is still under the advancement procedure or has actually got some hidden bugs, it is not possible to restore the data manually. Hence, the only working service to avoid the loss of your essential data is to frequently maintain up-to-date backups of all your vital documents.

Another essential piece of recommendations is to store the backups on unique storage not connected to your main PC. For instance, you may store it on the USB Flash Drive, or some external hard disk drive, or by using the cloud data storage services. Keeping the backups on your system drive is very dangerous, because the backup may also be encrypted by the Zfdv infection.

Leakages for the Zfdv ransomware attack.

Zfdv uses many paths to penetrate the vulnerable computers. It is not specific what specific technique was used in your case, nevertheless, the invasion may take place via the following channels:

  • bundling with third-party programs, mainly freeware;
  • spam e-mails from the unknown senders;
  • sites supplying free hosting;
  • P2P (peer-to-peer) torrent software.

There are times when the Zfdv ransomware might camouflage itself as some authentic application, for example, through the deceptive notifies demanding installation of some software update. This is the most common trick used by the scams to inject the Zfdv virus files into the system. In this manner users partly participate in its installation, without clearly comprehending the risk.

Furthermore, the scams might send out unsolicited spam e-mail with difficult notifies encouraging the people to open suspicious accessories or click some download links, for example, those encouraging the people to open specific images, text files, tax documents and other info.

No doubt, opening these files or clicking on the destructive links may essentially damage the system. Fake Adobe Flash Player update notifications may lead to the Zfdv ransomware infiltration. Likewise, downloading the cracked software application may furthermore include the ransomware installer. The last but not the least, installation of Zfdv might happen through some Trojan horses that might be installed stealthily into the system and without the user’s direct approval or perhaps consent.

Preventing the Zfdv ransomware injection.

Obviously, there is no absolute warranty that your computer system will be constantly without any malware attacks, nevertheless, we wish to share some useful suggestions with you to make it more secure. Make certain to pay really attention while searching the web and particularly while downloading cost-free programs. Do not open any dubious email attachments, especially if the sender is not understood to you.

Do not forget that certain freeware installer might also contain some other extra apps in the bundle. These additional applications may be extremely destructive. It is of utmost significance to keep your anti-virus software and your operating system in general to be always appropriately updated.

It is rather rational that downloading pirated programs is illegal, nevertheless, furthermore, such unapproved software use may also bring serious damage to your computer. Thus, do not download any split programs. Plus, the truth that your existing anti-virus did not secure the system from the Zfdv ransomware is an excellent factor for you to reevaluate your choices and switch to another program that can render the safeguarding functions on a better level.

Below please find the quotation from the Zfdv text file:

ATTENTION!

 Don't worry, 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-2P5WrE5b9f
 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:
 restorealldata@firemail.cc

 Reserve e-mail address to contact us:
 gorentos@bitmessage.ch

 Our Telegram account:
 @datarestore

Screenshot of files with “.zfdv” extension added by the ransomware:”

Use GridinSoft Anti-Malware to remove Zfdv ransomware from your computer

1.Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

  GridinSoft Anti-Malware

2. Double-click on the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-ag.exe file to install GridinSoft Anti-Malware on your computer.

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

3. Press Install button for run GridinSoft Anti-Malware.

3.Once installed, GridinSoft Anti-Malware will automatically run.

4. Wait for the GridinSoft Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your computer for Win Speedup 2018 and other malicious programs. This process can take a 20-30 minutes, so we suggest you periodically check on the status of the scan process.

5. Click on “Clean Now”.

When the scan has completed, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

Use Emsisoft Decryptor for restore zfdv files

You can get Emsisoft Decryptor by clicking the button below:

  Emsisoft Decryptor

  1. Run the decryptor as an administrator. The license terms will show up, which you have to agree to by clicking the “Yes” button.
  2. Once the license terms are accepted, the primary decryptor user interface opens.
  3. By default, the decryptor will pre-populate the locations to decrypt with the currently connected drives and network drives. Additional locations can be added using the Add” button.
  4. Decryptors typically offer various options depending on the particular malware family. The available options are located in the Options tab and can be enabled or disabled there. You can find a detailed list of the available Options below.
  5. After you have added all the locations you want to decrypt to the list, click the “Decrypt” button to start the decryption process. The screen will switch to a status view, informing you about the current process and decryption status of your files
  6. The decryptor will inform you once the decryption process is finished. If you require the report for your personal records, you can save it by clicking the “Save log” button. You can also copy it straight to your clipboard to paste it into emails or forum posts if you are asked to.
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Daniel Zimmermann

Daniel Zimmermann has been writing on security and malware subjects for many years and has been working in the security industry for over 10 years. Daniel was educated at the Saarland University in Saarbrücken, Germany and currently lives in New York.

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