Home > Ransomware > .igza4c Files Virus (EncryptDecrypt)– How to Remove + Restore Files

.igza4c Files Virus (EncryptDecrypt)– How to Remove + Restore Files

This article has been created in order to assist you by showing you how to remove the .igza4c files virus and how to try and restore files, encrypted by EncryptDecrypt Ransomware on your PC.

New ransomware infection, going by the name EncryptDecrypt ransomware has been reported to use the file extension .iGZa4c in order to encrypt the files on the victims computers. The ransomware virus aso drops a ransom note file, which leads to a TOR-based web page, asking the victims to pay 0.5 BTC and giving them 1 week time as a deadline. If your computer has been infected by the EncryptDecrypt ransomware, it is recommended that you read the following article and learn how to remove it and restore .igza4c files encrypted by it.

Threat Summary

Name .igza4c Files Virus
Type Ransomware, Cryptovirus
Short Description Aims to encrypt the files on the infected computer and extort victims for the sum of 0.5 BitCoins.
Symptoms The files on the infected computer are encrypted with an added .igza4c file extension.
Distribution Method Spam Emails, Email Attachments, Executable files
Detection Tool See If Your System Has Been Affected by malware


Malware Removal Tool

User Experience Join Our Forum to Discuss .igza4c Files Virus.
Data Recovery Tool Windows 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.

.igza4c Files Virus – How Does It Infect

The primary method which the .igza4c files virus uses to be spread online is to be included within spammed e-mail messages in the form of an e-mail that comes from big company. The most often imitated companies are:

  • PayPal.
  • eBay.
  • Amazon.
  • LinkedIn.
  • Facebook.
  • DHL.
  • FedEx.

The e-mails are often designed to describe some type of problem, for example an issue with a specific product order or other types of issues. They may contain either a malicious e-mail attachment or a web link which both if opened may lead to an automated infection steps, that end in the successful infection of your PC.

In addition to this, the .igza4c is the type of ransomware which may also be uploaded online, pretending to be a:

  • Setup of a program.
  • Fake program license activator.
  • Keygen.
  • Patch.
  • Crack.

.igza4c Files Virus – Further Details and Activity

Once your computer becomes infected by the .igza4c files virus, you may immediately notice it. The virus might make your PC to freeze briefly or slow down and become unresponsive at times. This is because the virus performs briefly a series of activities on the compromised computer, such as:

  • Drop it’s malicious payload on the PC’s important directories.
  • Copy itself to other folders in case it’s main files are detected and deleted.
  • Create mutants.
  • Touch important system files.
  • Add registry entries in the Windows Registry Editor.
  • Delete system backups.

The files of the “EncryptDecrypt” ransomware are dropped immediately after infection by either being extracted or if they are being downloaded from the C&C (command and control) server. They may reside in multiple places on the victim’s computer, but the main one of those are believed to be the following Windows folders:

  • %AppData%
  • %Local%
  • %LocalLow%
  • %Roaming%
  • %Temp%

Among the files dropped on the victim’s computer, the EncryptDecrypt ransomware virus may also drop it’s ransom note file, which contains a random name and ends in “-info.html”. The file has the following message to victims:

The message also leads to a web page in .php in the TOR browser, which has the following instructions for victims:

Text from image:

“iGZa4C2015win Enc ryptDecrypt
What’s wrong with my files?
Sorry, but your important files are encrypted
Many of your documents. photos. videos. databast and other files are no longer accessible because they have been encrypted.
Nobody can recover your files without our decryption service.

To make sure that all this works properly, you have the opportunity to try our service for FREE!
You can DECRYPT ONLY ONE file for FREE, but If you want to decrypt ALL your files, you need to PAY.
Afier a FREE successful decryption GAME BEGINS!
The GAME is very simple, If you don’t pay 0.5 BTC in 7 days. you won’t be able to recover your files FOREVER!!! 3:D”

In addition to this, the .igza4c may also delete the shadow volume copies on the computers infected by it. This may be conducted shortly after the virus executes the following commands in Windows command prompt as an administrator:

process call create “cmd.exe /c vssadmin.exe delete shadows /all /quiet & bcdedit.exe /set {default} recoveryenabled no & bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures”

.igza4c Files Virus – Encryption Process

For the encryption of files, the .igza4c ransomware infection may perform various different types of activities on the victim’s computer. The virus may firstly scan for specific types of files, while carefully excluding different types of system files and folders, so that Windows can still function. The malware may aim for the following file types:


After encrypting the files, the ransomware adds the .igza4c file extension to them as reported by researcher Michael Gillespie, but the virus may also use other randomly generated file extensions of the same type as well. After encryption, the files may appear like the following:

Remove iGZa4C2015win EncryptDecrypt Ransomware and Restore .igza4c Files

In order to remove this ransomware infection completely from your computer system, reccomendations are to follow the removal instructions underneath this article. They are carefully divided in manual as well as automatic removal instructions and their end goal is to help you based on your malware removal experience. Be advised that for maximum effectiveness, security experts strongly recommend downloading an advanced anti-malware software to scan your computer with it.

After doing so, it is also advisable to try th alternative file recovery methods in step “2. Restore files ecrypted by .igza4c Files Virus” below. They may not be a 100% solution to your problem, but may help you in the recovery of most of your encrypted files.

Ventsislav Krastev

Ventsislav is a cybersecurity expert at SensorsTechForum since 2015. He has been researching, covering, helping victims with the latest malware infections plus testing and reviewing software and the newest tech developments. Having graduated Marketing as well, Ventsislav also has passion for learning new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management, Network Administration and Computer Administration of System Applications, he found his true calling within the cybersecrurity industry and is a strong believer in the education of every user towards online safety and security.

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Attention! SensorsTechForum strongly recommends that all malware victims should look for assistance only by reputable sources. Many guides out there claim to offer free recovery and decryption for files encrypted by ransomware viruses. Be advised that some of them may only be after your money.

As a site that has been dedicated to providing free removal instructions for ransomware and malware since 2014, SensorsTechForum’s recommendation is to only pay attention to trustworthy sources.

How to recognize trustworthy sources:

  • Always check "About Us" web page.
  • Profile of the content creator.
  • Make sure that real people are behind the site and not fake names and profiles.
  • Verify Facebook, LinkedIn and Twitter personal profiles.


with Anti-Malware
We recommend you to download SpyHunter and run free scan to remove all virus files on your PC. This saves you hours of time and effort compared to doing the removal yourself.
SpyHunter 5 free remover allows you, subject to a 48-hour waiting period, one remediation and removal for results found. Read EULA and Privacy Policy

Windows Mac OS X

How to Remove .igza4c Files Virus from Windows.

Step 1: Boot Your PC In Safe Mode to isolate and remove .igza4c Files Virus


Manual Removal Usually Takes Time and You Risk Damaging Your Files If Not Careful!
We Recommend To Scan Your PC with SpyHunter

Keep in mind, that SpyHunter’s scanner is only for malware detection. If SpyHunter detects malware on your PC, you will need to purchase SpyHunter's malware removal tool to remove the malware threats. Read our SpyHunter 5 review. Click on the corresponding links to check SpyHunter's EULA, Privacy Policy and Threat Assessment Criteria

1. Hold Windows key() + R

2. The "Run" Window will appear. In it, type "msconfig" and click OK.

3. Go to the "Boot" tab. There select "Safe Boot" and then click "Apply" and "OK".
Tip: Make sure to reverse those changes by unticking Safe Boot after that, because your system will always boot in Safe Boot from now on.

4. When prompted, click on "Restart" to go into Safe Mode.

5. You can recognise Safe Mode by the words written on the corners of your screen.

Step 2: Uninstall .igza4c Files Virus and related software from Windows

Here is a method in few easy steps that should be able to uninstall most programs. No matter if you are using Windows 10, 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program are left behind, and that can lead to unstable work of your PC, errors with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it. To do that:

1. Hold the Windows Logo Button and "R" on your keyboard. A Pop-up window will appear.

2. In the field type in "appwiz.cpl" and press ENTER.

3. This will open a window with all the programs installed on the PC. Select the program that you want to remove, and press "Uninstall"
Follow the instructions above and you will successfully uninstall most programs.

Step 3: Clean any registries, created by .igza4c Files Virus on your computer.

The usually targeted registries of Windows machines are the following:

  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce

You can access them by opening the Windows registry editor and deleting any values, created by .igza4c Files Virus there. This can happen by following the steps underneath:

1. Open the Run Window again, type "regedit" and click OK.

2. When you open it, you can freely navigate to the Run and RunOnce keys, whose locations are shown above.

3. You can remove the value of the virus by right-clicking on it and removing it.
Tip: To find a virus-created value, you can right-click on it and click "Modify" to see which file it is set to run. If this is the virus file location, remove the value.

Before starting "Step 4", please boot back into Normal mode, in case you are currently in Safe Mode.
This will enable you to install and use SpyHunter 5 successfully.

Step 4: Scan for .igza4c Files Virus with SpyHunter Anti-Malware Tool

1. Click on the "Download" button to proceed to SpyHunter's download page.

It is recommended to run a scan before purchasing the full version of the software to make sure that the current version of the malware can be detected by SpyHunter. Click on the corresponding links to check SpyHunter's EULA, Privacy Policy and Threat Assessment Criteria.

2. After you have installed SpyHunter, wait for it to update automatically.


3. After the update process has finished, click on the 'Malware/PC Scan' tab. A new window will appear. Click on 'Start Scan'.


4. After SpyHunter has finished scanning your PC for any files of the associated threat and found them, you can try to get them removed automatically and permanently by clicking on the 'Next' button.


If any threats have been removed, it is highly recommended to restart your PC.

Step 5 (Optional): Try to Restore Files Encrypted by .igza4c Files Virus.

Ransomware infections and .igza4c Files Virus aim to encrypt your files using an encryption algorithm which may be very difficult to decrypt. This is why we have suggested a data recovery method that may help you go around direct decryption and try to restore your files. Bear in mind that this method may not be 100% effective but may also help you a little or a lot in different situations.

1. Download the reccomended Data Recovery software by clicking on the link underneath:

Simply click on the link and on the website menus on top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.

Windows Mac OS X

Get rid of .igza4c Files Virus from Mac OS X.

Step 1: Uninstall .igza4c Files Virus and remove related files and objects

Manual Removal Usually Takes Time and You Risk Damaging Your Files If Not Careful!
We Recommend To Scan Your Mac with SpyHunter for Mac
Keep in mind, that SpyHunter for Mac needs to purchased to remove the malware threats. Click on the corresponding links to check SpyHunter’s EULA and Privacy Policy

1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:

2. Find Activity Monitor and double-click it:

3. In the Activity Monitor look for any suspicious processes, belonging or related to .igza4c Files Virus:

Tip: To quit a process completely, choose the “Force Quit” option.

4. Click on the "Go" button again, but this time select Applications. Another way is with the ⇧+⌘+A buttons.

5. In the Applications menu, look for any suspicious app or an app with a name, similar or identical to .igza4c Files Virus. If you find it, right-click on the app and select “Move to Trash”.

6: Select Accounts, after which click on the Login Items preference. Your Mac will then show you a list of items that start automatically when you log in. Look for any suspicious apps identical or similar to .igza4c Files Virus. Check the app you want to stop from running automatically and then select on the Minus (“-“) icon to hide it.

7: Remove any left-over files that might be related to this threat manually by following the sub-steps below:

  • Go to Finder.
  • In the search bar type the name of the app that you want to remove.
  • Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
  • If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.

In case you cannot remove .igza4c Files Virus via Step 1 above:

In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:

Disclaimer! If you are about to tamper with Library files on Mac, be sure to know the name of the virus file, because if you delete the wrong file, it may cause irreversible damage to your MacOS. Continue on your own responsibility!

1: Click on "Go" and Then "Go to Folder" as shown underneath:

2: Type in "/Library/LauchAgents/" and click Ok:

3: Delete all of the virus files that have similar or the same name as .igza4c Files Virus. If you believe there is no such file, do not delete anything.

You can repeat the same procedure with the following other Library directories:

→ ~/Library/LaunchAgents

Tip: ~ is there on purpose, because it leads to more LaunchAgents.

Click the button below below to download SpyHunter for Mac and scan for .igza4c Files Virus:


SpyHunter for Mac

Step 3 (Optional): Try to Restore Files Encrypted by .igza4c Files Virus.

Ransomware infections and .igza4c Files Virus aim to encrypt your files using an encryption algorithm which may be very difficult to decrypt. This is why we have suggested a data recovery method that may help you go around direct decryption and try to restore your files. Bear in mind that this method may not be 100% effective but may also help you a little or a lot in different situations.

1. Download the reccomended Data Recovery software by clicking on the link underneath:

Simply click on the link and on the website menus on top, choose Data Recovery - Data Recovery Wizard for Windows or Mac (depending on your OS), and then download and run the tool.

.igza4c Files Virus FAQ

What is .igza4c Files Virus ransomware and how does it work?

.igza4c Files Virus is a ransomware infection - the malicious software that enters your computer silently and blocks either access to the computer itself or encrypt your files.

Many ransomware viruses use sophisticated encryption algorithm how to make your files inaccessible. The goal of ransomware infections is to demand that you pay a ransom payment to get access to your files back.

How does .igza4c Files Virus ransomware infect my computer?

Via several ways..igza4c Files Virus Ransomware infects computers by being sent via phishing e-mails, containing virus attachment.

This attachment is usually masked as an important document, like an invoice, bank document or even a plane ticket and it looks very convincing to users.

After you download and execute this attachment, a drive-by download occurs and your computer is infected with the ransomware virus.

Another way, you may become a victim of .igza4c Files Virus is if you download a fake installer, crack or patch from a low reputation website or if you click on a virus link. Many users report getting a ransomware infection by downloading torrents.

How to open ..igza4c Files Virus files?

You can't. At this point the ..igza4c Files Virus files are encrypted. You can only open them once they are decrypted.

Decryptor did not decrypt my data. What now?

Do not panic and backup the files. If a decryptor did not decrypt your ..igza4c Files Virus files successfully, then do not despair, because this virus is still new.

One way to restore files, encrypted by .igza4c Files Virus ransomware is to use a decryptor for it. But since it's a new virus, advised that the decryption keys for it may not be out yet and available to the public. We will update this article and keep you posted as soon as this decryptor is released.

How Do I restore "..igza4c Files Virus" files (Other Methods)?

Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore ..igza4c Files Virus files.

These methods are in no way 100% guarantee that you will be able to get your files back. But if you have a backup, your chances of success are much greater.

How do I get rid of .igza4c Files Virus ransomware virus?

The safest way and the most efficient one for the removal of this ransomware infection is the use a professional anti malware software. It will scan for and locate .igza4c Files Virus ransomware and then remove it without causing any additional harm to your important ..igza4c Files Virus files.

Also, keep in mind that viruses like .igza4c Files Virus ransomware also install Trojans and keyloggers that can steal your passwords and accounts. Scanning your computer with an anti-malware software will make sure that all of these virus components are removed and your computer is protected in the future.

What to Do If nothing works?

There is still a lot you can do. If none of the above methods seem to work for you, then try these methods:

  • Try to find a safe computer from where you can can login on your own line accounts like One Drive, iDrive, Google Drive and so on.
  • Try to contact your friends, relatives and other people so that they can check if they have some of your important photos or documents just in case you sent them.
  • Also, check if some of the files that were encrypted it can be re-downloaded from the web.
  • Another clever way to get back some of your files is to find another old computer, a flash drive or even a CD or a DVD where you may have saved your older documents. You might be surprised what will turn up.
  • You can also go to your email account to check if you can send any attachments to other people. Usually what is sent the email is saved on your account and you can re-download it. But most importantly, make sure that this is done from a safe computer and make sure to remove the virus first.

More tips you can find on our forums, where you can also asks any questions about your ransomware problem.

How to Report Ransomware to Authorities?

In case your computer got infected with a ransomware infection, you can report it to the local Police departments. It can help authorities worldwide track and determine the perpetrators behind the virus that has infected your computer. Below, we have prepared a list with government websites, where you can file a report in case you are a victim of a cybercrime:

Cyber-security authorities, responsible for handling ransomware attack reports in different regions all over the world:

Reports may be responded to in different timeframes, depending on your local authorities.

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