2015年4月7日星期二

High-level Method to Remove Agent4.AQLZ - Remove Trojan horse from Your Computer

My computer was infected by a Trojan called Agent4.AQLZ yesterday. The Security tool has detected the virus infection but can not remove it completely. In the first place I tried to remove it with some removal methods I knew before but none of them lives up to my expectation. Then I used another antivirus program, but still couldn’t clean it off. This threat keeps staying on my computer. Who can help me remove Agent4.AQLZ completely from my PC for good? How can I remove this Trojan horse completely without having any troubles.
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.


Description of Agent4.AQLZ:


Agent4.AQLZ is categorized as a Trojan horse that infects users’ PCs in an aggressive ways. This stubborn Trojan horse is usually brought in along some free software which includes some trick files in its installation folder. The malicious files of Trojan viruses, which enable to disguise themselves as harmless and tempting file names with double suffix such as TXT.EXE or JPG.EXE, are usually contained in the installation folders of the freeware in order to deceive users into clicking on them to run the Trojan processes. The trojan virus utilizes the characteristics of Windows operating system to confuse the public by altering its file names. Computer users usually can not realize the hidden threats and open the files. Generally, it is difficult for users to recognize a Trojan only with their eyes. In order to take charge of the objective computer, the cyber criminals have to swindle or hoodwink the user to run the fraudulent files unknowingly. It has the ability to display error messages and warnings to threaten you to believe that your computer is infected. Although antivirus program may be able to block the Trojan horse; the hacker still can think of the solution to this problem. The feature code is the foundation for antivirus program to capture Trojan horse, so, to earn trust of the antivirus software, cyber criminals generally implant valid code in malicious program to cheat the security software, protect the Trojan from the detection.
Agent4.AQLZ is designed to monitor user’ activities on the infected computer and steal his confidential information like online banking account usernames and passwords. In the past, cyber criminals want to spread out the virus infection by Trojan horse. However, today Trojan horses is evolved to gain actual benefit from victim users by aiming at important data in the target machine. When you surf the Internet, it pops up numerous advertisements, error messages and fake alters on your screen out of nowhere. It is not wise for you to leave such a malicious threat in your machine; if you want to protect your personal information, remove it from your computer quickly.
Note: the manual removal requires users to have sufficient computer knowledge and skills. If you have no faith in coping with it, please download a professional removal tool to help you.

Why Need to Remove Agent4.AQLZ


1.It degrades your PC performance and speed considerably. 2. It randomly deletes or corrupts important system files, which causes system to crash and programs unable to run normally. 3. It downloads additional threats such as adware, spyware and ransomware, etc. 4. It traces browsing history and collects confidential information & valuable data.

Manually Remove Agent4.AQLZ - Remove Trojan Horse Virus Step by Step


Agent4.AQLZ is a very dangerous Trojan horse that can get installed on the targeted computer without any knowledge and permission. It will cause a slow performance on the infected computer and bring other threats. Carefully treat each step during the process. You need to get rid of it immediately without delay. Comply with the manual instruction below to make it gone immediately.
Step1: Stop related processes
[random.exe]
For Windows 7 / Windows Vista
1、Right-click on Task Bar and click click Task Manager;
2、swich to Processes tab, right-click on the processes associated with the virus and click End Process
For Windows 8 / 8.1
1、Right-click on Task Bar and click click Task Manager;
2、Under the Processes tab, right-click on the processes related with the virus and click End Process
Step2: Show all hidden files
For Windows 7 / Vista
1、Click and open Libraries
2、Under the Folder Options category of Tools , click on Show Hidden Files or Folders.
3、Under the Hidden files and folders section, select the radio button labeled Show hidden files, folders, or drives.
4、Remove the checkmark from the checkbox labeled Hide extensions for known file types.
5、Remove the checkmark from the checkbox labeled Hide protected operating system files (Recommended).
6、Press the Apply button and then the OK button.
For Windows 8 /8.1
1、Click on Windows Explorer.
2、Click on View tab.
3、Check the "Hidden Items" box
Step3: Erase Agent4.AQLZ Virus related of files
%UserProfile%\[random].exe
%ProgramFiles%\Internet Explorer\Connection Wizard\[random]
%Windir%\Microsoft.NET\Framework\[random].exe
%Temp%\[random].bat
Step4: Terminate these Registry Entries created by Agent4.AQLZ.
For Windows 7 /Vista, and Windows 8 /8.1:
1、Keep pressing "Windows+R" keys on your keyboard.
2、Type "Regedit" into the Run box and click OK to open Registry Editor.
3、Find out and delete malicious files below:
HKEY_CLASSES_ROOT\CLSID\{750fdf0e-2a26-11d1-a3ea-080036587f03}\InProcServer32 "(Default)" = "\.dll"
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "courts" = %AppData%\p1.exe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\[random]
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "SD2014" = "%AppData%\\.exe"
HKEY_CURRENT_USER\Software\Classes\.exe\shell\open\command "(Default)" = "%LocalAppData%\.exe" -a "%1" %*
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



It is obvious that Agent4.AQLZ is a highly risky computer infection. As mentioned above, no matter how harmless the Trojan virus appears, it will perform unexpected and destructive activities on the compromised machine. There are some obvious symptoms of this Trojan horse infection, such as slowdown in computer speed, low hard disk space, high CPU usage, mouse not responding, etc. The virus will start its working once the infection is done. The settings of your computer will be altered forcibly by the Trojan horse and you will receive floods of pop-ups while surfing the Internet. This Trojan is so clever to avoid being removed by dodging in the secret place of system. So if you are still troubled with how to get rid of it completely, a professional method shoubld be your better choice. 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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