CryptoWall 4.0 Removal Guide

I notice my PC has become more and more awkward and sluggish recently. Some of the important system files are missing and computer unexpectedly restarts without my prior permission. The antivirus program installed on my computer also frequently pops up the messages telling that the infection CryptoWall 4.0 is detected but cannot be deleted completely. Why CryptoWall 4.0 enters the computer there? I want to fix this problem. Can anybody tell me what to do to make computer back to normal?

CryptoWall 4.0 Introduction

CryptoWall 4.0 is a recently-created Trojan horse used by the hackers to attack your computer and gather your confidential information. It has been spread across the world through the Internet. Being implanted into some fishing websites is the most common way that the Trojan infects computers. If you are not aware of the websites, CryptoWall 4.0 will unnoticeably infiltrate into the system without gaining user’s prior consent. Besides, the threat can also come along with freeware or other malicious programs from the Internet.

Once getting onto the workstation of the computer, CryptoWall 4.0 add files and registry keys onto the system which can perform destructive task on the computer. As a consequence, the infected machine will shut down or restart suddenly, which damages the hard drives. The more serious problem that this Trojan horse may cause is blue screen and then loss of system data. This Trojan horse can deeply root in your system and download malicious files or programs automatically. At the beginning, the Trojan doesn’t cause any obvious symptoms on the infected PC so that you won’t realize its perniciousness. Hence, as time goes by, you will notice that the compute running speed reduces gradually because CryptoWall 4.0 unnoticeably drops potentially unwanted programs into the computer. Most of those programs are potential threats. You may realize that name of your private information have been modified to a strange name. Other cyber infections will be able to attack your compromised computer more easily after the infection. Not before too long they will regret for what they had done. Your privacy which has been exposed to the cyber space can be easily gather by cyber hackers with the purpose of transferring them remote servers created and handled by cyber hackers. The Trojan is a high risky threat. In order to protect your computer, you need to remove it as soon as possible. In general, antivirus program can list it on the system scan reports and cannot eliminate it from your computer permanently. Getting rid of if from system is very essential. In this case, manual removal can be an effective way to deal with this problem.

The manual removal guide provided below requires users to be proficient in computer. But if you are not experienced on manual removal, try the other solution mentioned in this post.

Guide to Manual Remove the Trojan Horse

CryptoWall 4.0 is a tricky computer infection which can penetrate the computer system silently without permission. This Trojan horse can greatly drag down your computer running speed and even bring other types of malware to your infected system. Moreover, this Trojan horse could open a backdoor through which the remote hackers can visit your computer with ease and steal your personal information. Hence, we highly recommend that you remove this nasty Trojan horse from your computer as soon as possible. Follow the steps below and you can get rid of this infection effectively.

Step 1: Stop the processes of the Trojan in Task Manager.

1)Open Windows Task Manager by pressing keys Ctrl+Shift+ESC or Ctrl+Alt+Del. together.

2)Search for its running malicious processes of the Trojan, and then stop them all by clicking on “End Process” button. (The virus process can be random)

Step 2: Delete all the files associated with the Trojan.

%AllUsersProfile%\Application Data\random
%AllUsersProfile%\Application Data\~random
%AllUsersProfile%\Application Data\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random “.exe”

Step 3: Get rid of all the registry entries related to the Trojan.

1)Press Window + R keys together. When Run pops up, type regedit into the box and click OK to launch Registry Editor.

Navigate to the HKEY_LOCAL_MACHINE and HKEY_CURRENT_USER directories, find out and get rid of all the registry entries related to the Trojan immediately.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\random
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\[RANDOM CHARACTERS].exe
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random

Note: Please back up your computer before any file changes in case that you can restore your information and data if you make any mistake during the process.

Step 4: Restart the computer to normal mode after these steps are done.

CryptoWall 4.0 is potentially a big risk of identity theft which has the ability to create a backdoor at the wall of system security guard with the purpose of gathering your private information. Once it successfully obtains the information, it will establish a network connection to transmit them to remote online server which is managed by cyber hackers. It usually hides in the legal programs to avoid system security guard, which means that it can deliberately penetrate into the system without notifying the user. Spam email attachments and some unsafe websites including advertising sites or pornographic sites also contain the Trojan. Antivirus software won't be able to remove it since it can deeply hide in the computer system. Therefore, try the solutions in this post.

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