2015年4月9日星期四

Perfect Guide to Remove Trojan-Downloader.Agent-CRE - Remove Trojan Horse from Your Computer

My computer was attacked by Trojan-Downloader.Agent-CRE a few days ago. My computer became sluggish and chaotic because of this Trojan. I have tried some other tools to clear the threat but unluckily none of them works. It came back again and again after I started up my computer. The Trojan keeps coming back over and over again. How can I remove this Trojan horse effectively? Is there any tool which can delete this Trojan or is it possible for me to clean the threat manually?
Friendly Reminder: Please try a professional trojan horse removal tool to remove this trojan horse once you can't remove it through the manual removal guide below.


Introduction of Trojan-Downloader.Agent-CRE


Trojan-Downloader.Agent-CRE, as its name suggests, is a Trojan horse which is used to infect and compromise computers. This Trojan usually comes bundled with some free software. It should be noted that many Trojan horses are imbedded into the installation folders of free software, and usually they have a file name which looks legitimate, such as JPG.EXE and TXT.EXE, so that they can mislead users into running the malicious files. Such Trojan will confuse both antivirus tool and PC users with an undefined name which is based on window operating system. People would be deceived by its false name and click the files. It is quite difficult for cyber users to recognize the malware with the naked eye. If a hacker succeeded in tricking computer users running the Trojan program, it is possible that he control the computer. So, the hacker will try every way to achieve his aim of implanting the Trojan horse into the targeted computer system. The common way of solving the problems is to enable a trusted antivirus program on the computer. The detection of antivirus depends on the technique of sensing malicious codes, so for preventing from antivirus detection, the hackers tend to insert the codes into Trojan program in case the codes are deleted by antivirus, in such way the Trojan can deceive antivirus and avoid antivirus killing Trojans.
Different from other computer infection, Trojan horse doesn’t focus on destruction of system data; it plays the role of monitoring users’ operation on the compromised computer and stealing important information such as users’ bank account number, password information, identity data, and login account and so on. In the past years, the benefit hacker get from Trojan is getting the information from spying and monitoring users’ activities and privacy. Now the usage of Trojan is changing into stealing all kinds of useful information as long as can get profits from victims. Focusing on the filch files information, its working mechanism is capability of going across physical barrier between internal and external network. It’s dangerous to leave this risky threat in your system; if you find out this Trojan horse, delete it as quickly as you can to protect personal information.
The following guidance needs professional knowledge about computer system. If you are lack of computer knowledge, it is strongly recommended to remove this Trojan with automatic removal tool.

Risk of This Trojan Virus


1. It allows the cyber hackers to access your computer remotely without asking your permission. 2.It makes computer system vulnerable to crash or freeze. 3.It can bring in unexpected installation of malware, adware and spyware. 4. It helps hackers to collect your browsing history and other important data.

How to Manually Remove Trojan-Downloader.Agent-CRE - Remove Trojan Horse Virus Step by Step


Trojan-Downloader.Agent-CRE is a malicious Trojan horse which can install itself into the computer system without your consent and awareness. It can slow down the computer performance obviously and drop other malware on the compromised PC. What is bad, this Trojan can be utilized by its makers to steal your information. It is strongly suggested this Trojan horse be removed as early as possible. You can follow the manual removal guides listed below to get rid of it.
Step One: show its related files:
1.Start button>Control Panel>Appearance>Personalization link>Folder Options.
2. Click on “View tab” in the folder options window, here, you can show all the malicious files by clicking on “Show hidden files/ folders”, and then drives under the Hidden files and folders category.
3.Finally, click “OK” at the bottom of the Folder Options window.
Step Two: Remove its associated registry
1. Open Registry Editor.
Start>Run>type “regedit”>OK.
Then remove the following registry entries:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\[RANDOM CHARACTERS].exe
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run ‘Random’
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run\Random.exe
2.Locate and Clear the malicious files:
%AllUsersProfile%\random.exe
%AppData%\Roaming\Microsoft\Windows\Templates\random.exe
%Temp%\random.exe
%AllUsersProfile%\Application Data\random
%AllUsersProfile%\Application Data\~random
%AllUsersProfile%\Application Data\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random “.exe”
Note: Of course, it's highly recommended that you should remove trojan horse in a professional way if there are still some similar problems with your computer.

Summary



Trojan-Downloader.Agent-CRE is potentially destructive Trojan horse. It appears to be harmless, but it will cause unexpected problems. The Trojan often leads to many problems, such as slow performance, mouse or keyboard no response and sudden system shutdown. Once the computer infection starts to harm the computer, the PC can be easily disrupted. The Trojan horse will change system settings and you will be interrupted by lots of constant pop ups. It is not easy to remove the Trojan from the PC because it hides behind system rootkit. You can follow the removal guide provide in this post to remove nasty Trojan horse from the compromised computer entirely. What's more, it's wise for you to install one professional malware removal tool to prevent any threats from attacking your computer. 

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