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  • Active
  • Severity: High
  • Ransomware
  • Windows
  • Verified · Mar 2022

How to remove Xcbg file virus

A step-by-step removal guide for affected devices. Follow the verified procedure below — most readers complete it in under 10 minutes.

Olivia Morelli · Ransomware analyst

Xcbg ransomware is the virus that collects commonly used data to lock them on the machine and makes ransom demands

Xcbg locker virus

Xcbg file virus is an infection that is used by cryptocurrency extortion criminals. These people care about money, so ransom demands are made by claiming that data can properly be recovered after the payment transfer. This is a false claim that should encourage people to pay the sum upfront.

The Xcbg ransomware virus is designed to trick you into thinking your files are lost forever, and only one option left for recovery: payment of a ransom. So when the _readme.txt file pops up on the screen with instructions telling victims how much their precious data costs.

The malicious ransomware is a virus that attacks Windows computers by using stealthy infiltration methods. The infection can not be stopped once it starts, and even though users are mainly responsible for this because if they download an email attachment or pirated software without knowing what's inside, threat actors manage to inject payloads on the computer.

Ransomware in detail

The Xcbg ransomware virus uses army-grade encryption algorithms. Afterward, the ransom note text file will be left behind with instructions on how you can recover your files. The ransom amount is $980, and these threat actors offer a discount of 50% for the first 72 hours, but this method is only to deceive you further.

Instead of responding directly to the attackers or going through emails support@sysmail.ch, supportsys@airmail.cc, helprestoremanager@airmail.cc, rely on virus removal instead. There are no guarantees that files can be recovered by them. Based on previous versions, this threat doesn't provide options for users in their messages either, so just delete it if possible but don't let yourself get caught up with contacting these people.

Name Xcbg file virus
Type Ransomware, file-locker, cryptovirus
Family Djvu ransomware
Distribution The payload can be distributed via file attachments from emails, pirating software packages distributed via torrent pages, and similar services
File marker .xcbg
Contact emails support@sysmail.ch, supportsys@airmail.cc, helprestoremanager@airmail.cc
Ransom note _readme.txt
Ransom amount $980/ $490
Elimination Anti-malware tools like SpyHunterCombo Cleaner or MalwarebytesMalwarebytes can detect[1] and remove the infection properly
Repair The threat can trigger many issues with the machine, so you need to run FortectIntego for the proper system repair and virus damage removal

Xcbg ransomware is an aggressive computer infection that not only encrypts all personal files but also drops a demanding note asking for money within the first 72 hours. What happens after that is not clear because on only the ransom amount can get double, but files that are already encrypted can get damaged further.

It is very important to know the latest virus trends because they can make or break your company or cause permanent damage on your machine when reinstallation of the OS is the only solution. One such trend that has been spreading like wildfire lately is the double extortion method used by ransomware actors.[2]

Decryption procedures for some of the versions in the family

This particular Xcbg file virus strain derived from a Djvu ransomware family known for creating undecryptable codes which led many victims towards hopelessness. It is not possible to decrypt files as of now because official tools are not developed yet. This is because the advanced changes have been made by developers.

The infection is coming after 400 other threats that have been released to the wild weekly. The ransomware is one of the many versions that does not get altered that much before the new addition. Ransom notes, the text of the message, and even contact emails get changed very rarely. Xcbg virus and other recent versions like Vtym, Fopa, Sdjm are using online IDs that determine the decryption as impossible.

Xcbg ransomware

If your computer got infected with one of the Djvu variants, you should try using Emsisoft decryptor for Djvu/STOP. It is important to mention that this tool will not work for everyone – it only works if data was locked with an offline ID due to malware failing to communicate with its remote servers.

Even if your case meets this condition, somebody from the victims has to pay criminals, retrieve an offline key, and then share it with security researchers at Emsisoft. As a result, you might not be able to restore the encrypted files immediately. Thus, if the decryptor says your data was locked with an offline ID but cannot be recovered currently, you should try later. You also need to upload a set of files – one encrypted and a healthy one to the company's servers before you proceed.

  • Download the app from the official Emsisoft website.
  • After pressing Download button, a small pop-up at the bottom, titled decrypt_STOPDjvu.exe should show up – click it.
  • If User Account Control (UAC) message shows up, press Yes.
  • Agree to License Terms by pressing Yes.

  • After Disclaimer shows up, press OK.
  • The tool should automatically populate the affected folders, although you can also do it by pressing Add folder at the bottom.
  • Press Decrypt.

From here, there are three available outcomes:

  1. Decrypted!” will be shown under files that were decrypted successfully – they are now usable again.
  2. Error: Unable to decrypt file with ID:” means that the keys for this version of the virus have not yet been retrieved, so you should try later.
  3. This ID appears to be an online ID, decryption is impossible” – you are unable to decrypt files with this tool.

Removal of the threat should involve proper AV tools

If you have been infected with a virus or malware, there is an urgent need for file recovery and safe ways of deleting the infection. It's crucial that before any repair steps are taken on your computer, you remove the ransomware. Remove all programs associated with this threat, so the malicious threat is no longer active.

With Xcbg file virus on your system, you are at risk for major damage. The infection will execute corruption of valuable files as well- not just during the encryption process but with help from additional programs and trojans. The infection can have additional programs running, so persistence is ensured.

There are many ways to remove the file virus, and your device's built-in antivirus app can take care of it. There is no need pay anything if you have an AV installed on your phone because this type software should be updated frequently. If your application doesn't work for whatever reason, try running a full scan using SpyHunterCombo Cleaner or MalwarebytesMalwarebytes. These programs can be disabled by the virus or due to the changes on the OS.

Xcbg ransomware and other crypto-extortion-based viruses are known for making you unable to open the documents or even read what's inside of them. But don't panic. The family has been around a while now, and experts[3] do not recommend trusting these criminals who demand ransom money in exchange for file recovery. Before any file repair, make sure to double-check that malware is no longer active.

Xcbg file virus

Repair issues caused by malware leftovers and virus damage

Once a computer is infected with malware, its system is changed to operate differently. For example, an infection can alter the Windows registry database, damage vital bootup, and other sections, delete or corrupt DLL files, etc. Once a system file is damaged by malware, antivirus software is not capable of doing anything about it, leaving it just the way it is. Consequently, users might experience performance, stability, and usability issues, to the point where a full Windows reinstallation is required.

Therefore, we highly recommend using a one-of-a-kind, patented technology of FortectIntego repair. Not only can it fix virus damage after the infection, but it is also capable of removing malware that has already broken into the system thanks to several engines used by the program. Besides, the application is also capable of fixing various Windows-related issues that are not caused by malware infections, for example, Blue Screen errors, freezes, registry errors, damaged DLLs, etc.

  • Download the application by clicking on the link above
  • Click on the ReimageRepair.exe
    Reimage download
  • If User Account Control (UAC) shows up, select Yes
  • Press Install and wait till the program finishes the installation processReimage installation
  • The analysis of your machine will begin immediatelyReimage scan
  • Once complete, check the results – they will be listed in the Summary
  • You can now click on each of the issues and fix them manually
  • If you see many problems that you find difficult to fix, we recommend you purchase the license and fix them automatically.

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