Trojan Horse Agent3.WJV is a detection for malware that is associated to Trojan Horse Agent3 family. It can perform the same evil actions like Trojan horse Agent3.BXFI. This Trojan will inject a code into legitimate Windows processes in order to conceal itself and evade the detection of a majority of antivirus programs. Thus, users always feel frustrated to cope with this threat.
Most of users can detect this nasty virus if they have installed AVG. However, it is also difficult to remove this threats by running AVG scan. When AVG found the “Trojan horse Agent3.WJV” virus in the “C:\WINDOWS\System32\DRIVERS\acpi.sys” file on computer, it will report “Object is white-listed (critical/system file that should not be removed)”. Like other dangerous Trojans, it is also capable of allowing a remote attacker to record internet actions or log financial data stored on the infected system. Besides, it may cause severe annoyances like displaying of excessive advertisements and browser redirection to your computer. Users must know the longer you leave this Trojan on the computer, the more damages it can bring to harm your computer. Therefore, it is suggested users to get rid of this pesky virus timely in order to secure your computer.
Harmful Actions Caused by Trojan Horse Agent3.WJV:
1. It can notably reduce PC performance and make computer unstable all the time.
2. It can disable your anti-virus programs and block many tasks.
3. It can create a backdoor and connect to a remote server, allowing a remote attacker to gain control on the compromised computer.
When this nasty virus is successfully installed, it will drop several junk files on Windows system folder, User Profile, and Temporary directory. These files are harmful and typically consist of random file name. Thus, manual removal is a best solution can remove this Trojan for good.
1. Show hidden files and folders.
Open Folder Options by clicking the Start button, clicking Control Panel, clicking Appearance and Personalization, and then clicking Folder Options.
Click the View tab.
Under Advanced settings, click Show hidden files and folders, uncheck Hide protected operating system files (Recommended) and then click OK.
2. Open Registry entries. Find out the malicious files and entries and then delete all.
Attention: Always be sure to back up your PC before making any changes.
a. Press the “Start” button and then choose the option “Run”. In the “Open” field, type “regedit” and click the “OK” button.
b. All malicious files and registry entries that should be deleted:
%Documents and Settings%\[UserName]\Application Data\[random]
As mentioned above, we can see how dangerous if a user leaves Trojan Horse Agent3.WJV in the compromised computer. When this virus is running, it will keep performing many harmful activities including: 1. Allow cyber criminals to visit your computer remotely without your consent. 2. Open backdoor to invite other threats to mess up your system. 3. Corrupt system files and change computer setting. 4. Redirect your favorite websites to other malicious websites and change your computer settings randomly. 5. Cause blue screen of death or system crash down possibly. Therefore, to completely secure your computer, you have to remove Trojan Horse Agent3.WJV as soon as possible.
Published by Sarah Poehler on August 27, 2012 | How to Guides