Apr 17, 2014

Trojan:Win32/Chenf.A Removal Guide

What is the effect of Trojan:Win32/Chenf.A? Is it a nasty virus? I downloaded an update last night and then I got this. How to remove this virus mentioned in the beginning? I found it every time when I restart the computer, no matter I delete it or not. Is there anyway I can get rid of it completely?

Trojan:Win32/Chenf.A Description :

Trojan:Win32/Chenf.A belongs to computer malware which would not only disrupt a series of important system files, but also bring other viruses into the infected computer. It enters the infected system to achieve its goals such as making the invasion of the PC viruses. It is collecting sensitive information which is saved in the infected computer, and the computer settings would allow PC remote control from unknown server. People will not give such unsafe software authority for getting installed on the computer without permission. Therefore, there is usually a chance for this virus to get a secret installation with other authentication legit software so as to get installed without user permission. Once get installed, it will hide itself behind system files to change DNS settings or registry settings to get allowance for automatically startup.

Making Changes in the system settings and startup settings would enable irremovably capability. because it change the startup program, copy itself into startup folder and allow itself as a startup program of the infected system so that it can start up automatically from each time the computer start up. The infected files are often saved in the spam email attachments, infected USB device, malicious domain, free media and P2P sharing files. If you surf internet carelessly, your computer would easily get infected since every system has its loopholes. The leaky system would have backdoor opened for virus invasion. Infected files usually go through backdoor to get into the target system and duplicate viral files on the infected system. The viral files make your computer being infected. It is better to keep away from unknown mail, unknown domain and media from unsafe recourses to keep your computer clean. If you have this virus, you need to remove it quickly.

The following instruction requires certain levels of computer skills. If you are not sure what to do and are afraid of making any critical mistake during the process, please live chat with YooCare Expert now.

Several Consequences Caused By Trojan Virus:

Trojan:Win32/Chenf.A allows cyber-criminals to break into the infected computer without being noticed and it could disable executable programs installed on your computer and cause system crash. Also it will change important settings on your computer to allow remote control from cyber criminals. Other than that, it will modify your registry settings and important key value to make it difficult to be removed. As soon as you use Norton to remove it, you will get an error saying that Remove Failed just like the following picture shows:

Manual Removal Guides:

Manual removal is a complicated and risky process, so please back up all important data before making any changes on your computer. Here are some instructions to handle with the Trojan horse manually, and be cautious when going through the following steps.

Step1. Show Hidden Files

(1). Press Win+R to get run option


(2). Type in Control Panel and hit enter to get Control Panel


(3). Click on Appearance and Personalization link


(3). Click on Folder Options link

(4). Click on View tab in Folder Options window

(5). Tick Show hidden files, folders, and drives under Hidden files and folders tab


(6). Click Apply to effect, then click OK at the bottom of the Folder Options window.

Step2. Stop virus processes in the Windows Task Manager.

(1). Press Ctrl+Alt+Del keys together to get Windows Task Manager


(2). Click More details


Step3. Remove all the malicious files registry entries through Registry Edit.

Trojan:Win32/Chenf.A is a malicious Trojan virus which implants itself to the infected computer secretly and makes your computer and other working process slowly during infection. It can install the itself into the computer system without your awareness and consciousness. To make matters worse, the Trojan is used as a tool for hackers to achieve hacking purpose to steal your information. It is recommended to remove it with a complete and fast procedure. Users can follow instruction here to have it manual deleted instantly.

(1). Using Registry Editor to delete all the related registry entries.

*Guides to open Registry Editor:

Press Win+R key together then Registry Editor will pop up.


(2). Find out and remove the associated files of Trojan:Win32/Chenf.A

Step 4. Clear all the malicious cookies in browsers.

* Google Chrome: Click on the Tools menu → select Options → Click “Under the bonnet” tab → locate “Privacy” section → browsing data” button → “Delete cookies and other site data” to delete all cookies from the list.

* Internet Explorer: Click “Tools” → Click “safety” → “delete browsing history” → Tick “cookies” box and click delete

* Firefox:: Click “Tools” → Click “Options” → Click “Privacy” → Click “remove individual cookies”

Video Shows How to Remove Virus :

Trojan:Win32/Chenf.A is a tricky virus that can be called as a computer threat target computer problems. Similar to the other malware or spamware which would mess up your computer, this virus is a nasty virus that can bring about both software and hardware problem. The original setting will be replaced, the search engine and background will be replaced, personal computer security level will decrease, computer performance will be slow down and the network speed will be slower than before. To use the computer program as fast as before becomes an impossible task. And the hardware component will be infected as well. In a word, an instant removal is needed when your PC is infected with this Trojan virus.

Friendly Reminder: If you have problems to remove this nightmare, please contact YooCare experts 24/7 online in time to resolve the problem completely.

Published by & last updated on April 17, 2014 6:03 am

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