TrojanDownloader:Win32/Kuluoz.A Removal

Don’t know how to remove TrojanDownloader:Win32/Kuluoz.A Virus when you know that it is in your computer? The installed antivirus program is able to detect out some parts of the virus and claims that it has been removed, but it always pops up again and again? Is there an effective way to remove it if the removal function of the antivirus program does not work? Please read the post for more information.

TrojanDownloader:Win32/Kuluoz.A Instruction :

TrojanDownloader:Win32/Kuluoz.A is a dangerous Trojan virus which is able to corrupt your computer seriously and record your personal information in the backdoor without your awareness. It can get into the computer furtively via making full use of system vulnerability and security exploits. Usually, it comes into your system through spam email attachments, unknown “Free” software or malicious websites. You don’t know it has been in your computer until you see the warning popping up from the antivirus programs.

Once TrojanDownloader:Win32/Kuluoz.A enters into the computer successfully, it begins to change system settings and Windows registry right away, which enables it to run automatically whenever the system is loaded and perform malicious tasks set by the cyber criminals. The virus takes up high resources, considerably slows down your computer and even messes up your system. You will need to spend a longer time in starting up computer and running programs. Running programs, such as Microsoft Word and Web browser, may shut down frequently to interrupt your work. Moreover, it can drop many other threats into your computer, which makes your computer vulnerable to remote attacks. It may collect the email addresses of your contacts and sends spam emails to your friends in your name without your permission. The cyber criminals are capable of accessing the infected computer to collect your personal information including financial details and social contact details. The Trojan virus is a tricky. Even though some antivirus programs may block it temporarily, it will pop up again to scare you if it has not been removed completely. Manual removal can be the best way, but please notice that you shall be careful when processing the removal in case of any mistake damaging the computer. To protect your computer and privacy, you shall take quick actions to remove the virus.

The following instructions require certain levels of computer skills. If you’re not sure and are afraid of making any critical mistakes during the process, please live chat with YooCare Expert now.

How dangerous is the virus?

1. It allows the virus makers to access your computer remotely without letting you know.
2. It is able to cause system crash and disable your executable programs.
3. It drops some other threats including malware, adware parasites and spyware into your computer.
4. It is capable of collecting your browsing history and other important data.

Manual Removal Guides :

TrojanDownloader:Win32/Kuluoz.A is a malicious Trojan virus which can install itself into the computer system without your consent and awareness. It makes your computer work slowly and implants other nasty infections into the computer. To make things worse, this Trojan is a tool for the hacker to invade the infected computer to steal your information. It is recommended to remove it as quickly as possible. Users can follow the manual guide here to have it removed instantly.

1. Show Hidden Files

(1). Click on the Start button and then on Control Panel

(2). Click on the Appearance and Personalization link

(3). Click on the Folder Options link

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

(5). Choose the Show hidden files, folders, and drives under the Hidden files and folders category

(6). Click OK at the bottom of the Folder Options window.

2. Delete Virus Files

(1). Delete the related registry entries through Registry Edit

Guides to open registry editor: Click “Start” menu, hit “Run”, then type “regedit”, click “OK”

While the Registry Editor is open, search and delete the following registry entries listed below:

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random


(2). Find out and remove the associated files of this virus.




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

Video Shows You How to Safely Modify Windows Registry Editor:

In summary, TrojanDownloader:Win32/Kuluoz.A is a malicious Trojan virus which can install itself into the computer system without your consent and awareness. It gathers your contacts’ email addresses and sends spam email with attachments containing viruses to them in your name. It also will lead to abnormal computer shut down which is harmful to the system and even hard disk. To make things worse, this Trojan is a tool for the cyber criminals to invade your infected computer and steal your information including credit card, bank account information and individual privacy. It is a serious threat and shall be removed as soon as possible.

If you have no idea of how to do that, please contact experts from YooCare Online Tech Support for further help.

Published by on September 22, 2013 6:12 am, last updated on September 23, 2013 3:32 am

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