Description of JS:Decode-BKU[Trj]:
JS:Decode-BKU[Trj] is categorized as a malicious and stubborn Trojan
horse that can attack the targeted machine via exploiting system
vulnerabilities, infected files, freeware or shareware downloads and other
unprotected networks. It usually gets into system via attaching with freeware or
shareware which is downloaded into computer. These free software contains some
deceptive files with which its installation folder and many Trojan horses can
change its original icon into a very seductive file name and similar double
suffix such as TXT.EXE and JPG.EXE to prevent users from deleting them and thus
to run the Trojan. The Trojan horse will act as a real file by using the similar
name of the Windows OS file to cheat the PC users. You tend to mistakenly
consider it as a picture or a document and run it in the end. It’s difficult for
you to detect its trait with the naked eyes. If the cyber criminals want to
remote control the infected computer, he will do anything necessary to let the
PC users run the Trojan horse program. The hacker will take actions to ensure
that the Trojan virus conceals its existence well in the target system once he
accesses the computer. In most cases, users will use their antivirus programs to
scan the computers. Since antivirus programs tend to recognize a Trojan horse
via its feature code, the smart hackers will inject legal code into the Trojan
horse so that they can make the it hard for antivirus programs to detect and
remove the malicious Trojan horse.
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 old days, Trojan horses were just written and spread to play tricks
on users or pry into their privacy. However, now Trojan horse aims at stealing
the valuable information from the infected machine in order to make illegal
profits. With the purpose of gaining and abusing user’s information, Trojan
combines with the ability to break network and get the access to the deep of the
system. It is not wise to leave such a big threat on your PC for it may lead to
so many serious problems, so you have to remove it immediately to prevent
further damages.
Note: It requires sufficient computer knowledge and skills to
manually remove the Trojan horse. If you have no faith in coping with it, please
download a professional removal tool to help you.
Why the Trojan Horse Should Be Removed?
1.It degrades your PC performance and speed considerably.
2 It may
disable some security-related programs and cause constant system crashing
issues.
3. It brings other malicious process to your computer by passing through
your security tools.
4. It is able to monitor your browsing history and other
important data.
JS:Decode-BKU[Trj] Removal Guides
JS:Decode-BKU[Trj] is a malicious Trojan horse which can be installed to
the infected computer without PC users’ permission. It can cause a series of
computer problems and downloads more malware to the compromised system. What’s
worse, this Trojan horse will help the remote hackers to steal your confidential
information. Trojan as it should be removed from the infected computer
immediately. Follow the steps below and remove the threat immediately.
Step one: Boot up your computer in safe mode.
Restart your affected computer and hit F8 key multiple times before Windows Advanced Options Menu starts.
Use the up and down arrow keys to navigate the "Safe Mode with Networking" option when the Windows starts. And then hit Enter key to process.
Step two: Eliminate show hidden files and folders.
Open Control Panel from Start menu and go to Folder Options.
Under View tab, check Show hidden files and folders and non-check Hide protected operation system files (Recommended). Finally, click OK.
Search for and eliminate all the following files created by the Trojan from your PC.
%AllUsersProfile%\[random]
%AppData%\Roaming\Microsoft\Windows\Templates\[random]
%AppData%\Local\[random].exe
Step three: Kill the process related to the Trojan in Windows Task Manager.
Right-click on the taskbar (or press CTRL+SHIFT+ESC keys together) to start Windows Task Manager.
Navigate to the Processes tab, search for its running processes of the Trojan and then kill them by clicking on “End Process” button.
Step four: Remove the registry entries of the Trojan.
Press Windows + R keys and input regedit into the box and then click OK to open Registry Editor.
When Registry Editor opens, search for and remove all the registry entries of the Trojan. You’d better make a backup of your registry in case of data loss.
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
Step five: After all the steps are done, please reboot your computer normally to apply all changes.
Summary
JS:Decode-BKU[Trj] can badly threaten your computer. It should be
eliminated quickly even though sometimes Trojan virus looks nothing dangerous or
malicious. Manual removal is as risky as it sounds, especially for a regular PC
user. The infection attacks your computer immediately after successfully
implanting. The system settings will be modified by the Trojan horse without
knowledge and many annoying pop ups will be displayed constantly. The tricky
Trojan hides behind system rootkit, this is the reason why it is hard to be
removed. What’s more, it can also improve PC speed and help prevent your
computer from more potential threats.
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