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What is a Ransomware virus? The most likely reason why you have reached this site is probably because you are trying to find information...

What is a Ransomware virus?

The most likely reason why you have reached this site is probably because you are trying to find information regarding a dangerous virus known as .Arena Virus. As many of you might already be aware of, this dangerous software program is categorized as a Ransomware – one of the nastiest and most problematic virus types. (You can find our removal guide at the bottom of the article.) What’s typical about Ransomware programs is that they are, in most cases, employed for blackmailing purposes – the malware stops the user from opening their private data by blocking the files. The encryption code used to lock the data is to remain on the files until eventually a ransom payment is issued by the victim. The sad truth is that even professionals are quite often powerless with regards to fighting off Ransomware. That being said, you really should not give up hope – everyday cyber security specialists are doing their very best to develop new strategies for dealing with Ransomware contamination and there are a number of techniques and methods that can often turn out to be an efficient alternative to the ransom payment. Consequently, we should tell you that below, you can find a Removal Guide for Ransomware – you can utilize it in the event that your computer has been attacked by this computer virus. With some luck, the guide is going to be able to both unlock your encoded data and get rid of the malware.

How do those viruses work?

The Ransomware viruses contaminations are pretty problematic considering that they significantly vary from the other sorts of malware. These malicious programs function in a very different manner in comparison with other forms of malware. What they may perform is, instead of destroying any piece of software installed on your device (or the Computer itself), these viruses simply lock up your documents and render you incapable of getting to them. What’s more than annoying about .Arena Virus is that this malicious piece remains undetectable by most widespread anti-virus apps. The fact that Ransomware cryptoviruses use encryption furthermore contributes to the stealthiness of this malware because encryption processes are normally not something destructive.That?s how Ransomware can achieve its agenda unseen and only gets revealed when the issue has already occurred and your data pieces are made not reachable. Occasionally a Ransomware contamination may bring about particular signs and symptoms which include slower PC performance, higher CPU and/or RAM surges in the task manager or decreased space on the device’s hard disk. Nevertheless, sometimes the window of opportunity that the user has before it has gotten too late and the files have been sealed is way too narrow for any adequate counteraction to be undertaken.

Remove .Arena Computer Virus Ransomware Guide

1: Preparations

Note: Before you go any further, we advise you to bookmark this page or have it open on a separate device such as your smartphone or another PC. Some of the steps might require you to exit your browser on this PC.

2: Task Manager

Press Ctrl + Shift + Esc to enter the Task Manager. Go to the Tab labeled Processes (Details for Win 8/10). Carefully look through the list of processes that are currently active on you PC.

If any of them seems shady, consumes too much RAM/CPU or has some strange description or no description at all, right-click on it, select Open File Location and delete everything there.

You can find a list with the most common malicious processes in the link here. (Opens in new window)

Also, even if you do not delete the files, be sure to stop the process by right-clicking on it and selecting End Process.

3: The Hosts file

Go to c:\windows\system32\drivers\etc\hosts. Open the hosts file with notepad.

Find where it says Localhost and take a look below that.

hosts_opt (1)

If you see any IP addresses there (below Localhost) send them to us here, in the comments since they might be coming from the virus.

4: Disable Startup programs

Re-open the Start Menu and type msconfig.

Click on the first search result. In the next window, go to the Startup tab. If you are on Win 10,  it will send you to the Startup part of the task manager instead, as in the picture:

If you see any sketchy/shady looking entries in the list with an unknown manufacturer or a manufacturer name that looks suspicious, disable those programs and select OK.

5: Registry Editor

Press Windows key + R and in the resulting window type regedit.

Now, press Ctrl + F and type the name of the virus.

Delete everything that gets found. If you are not sure about whether to delete something, do not hesitate to ask us in the comments. Keep in mind that if you delete the wrong thing, you might cause all sorts of issues to your PC.

6: Deleting potentially malicious data

Type each of the following locations in the Windows search box and hit enter to open the locations:

%AppData%

%LocalAppData%

%ProgramData%

%WinDir%

%Temp%

Delete everything you see in Temp. About the other folders, sort their contents by date and delete only the most recent entries. As always, if you are not sure about something, write to us in the comment section.

7: Decryption

The previous steps were all aimed at removing the Ransomware from your PC. However, in order to regain access to your files, you will also need to decrypt them or restore them. For that, we have a separate article with detailed instructions on what you have to do in order to unlock your data here.

Daniel Sadakov

Daniel Sadakov has a degree in Information Technology and specializes in web and mobile cyber security. He harbors a strong detestation for anything and everything malicious and has committed his resources and time to battling all manners of web and mobile threats. He has founded MobileSecurityZone.com, a website dedicated to covering the top tech stories and providing useful tips for the everyday user, in an effort to reach and help more people.

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