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Apr 10, 2014

How to Remove Systener Hook Virus?

A few days ago, I did a computer scan with AVG, and the end results detected a medium threat called “sysenter hook.” It said i have 16 systener hook threats. I tried to remove it from my computer but it said it is in the rookit category and will not allow me to remove because it was apart of the operating system. I am confused. Is this a false positive? How to get rid of this Trojan virus?

AVG Keeps Finding Systener Hook Virus? – An Overall Description About This Trojan:

Systener Hook Virus is categorized as a backdoor Trojan detected by AVG antivirus recently. This virus can weaken the security of the infected PC and modify your system setting as soon as it is downloaded. The symptoms of this infection can be very diverse or, in some cases, nonexistent so that it is hard for users to detect this Trojan unless they run a scan of AVG. Even though Systener Hook virus can be found, it doesn’t mean it can be easily removed like other traditional Trojan viruses because this virus is tricky, it creates many junk files on your computer that disguise as a part of your system files, and the running process of this Trojan is a valid Windows component so that anti-virus program will not help to you get rid of it automatically.

Symptoms of a trojan infection may be very obvious or not visible at all, since its payload may include any of a variety of attacks. For Trojan, it can create its own registry entry so that it can load automatically whenever the PC user starts Windows. From then on, AVG keeps popping up saying your computer is infected but will not allow you to remove the virus and computer performance and network speed are obviously worse than ever since it is occupying high proportion of system resources all through. When the threat acquires a place inside the computer, it instantly attacks Windows. It can make computer operating system in disorder or cause fatal errors so that people can’t use some programs that windows provides. Besides, with the help of this Trojan, other threats like Ransomware, browser hijacker or potentially unwanted program can access your computer without your permission. It can bring other viruses as many as possible into your computer until your system is ruined. In a word, Systener Hook Virus is a highly dangerous threat, it could be used to redirect users to all kinds of ad sites against their wills and monitor the browsing activity in order to steal user’s personal information. It is suggested users to follow the manual removal below to ensure Systener Hook Virus can be completely removed from your computer.

The following instructions require certain levels of computer skills. If you’re not sure how to delete this nasty Trojan, please live chat with YooCare experts now.

How Do You Get Systener Hook Virus?

From malicious drive-by-download scripts from corrupted porn and shareware / freeware websites.
Through spam email attachments, media downloads and social networks.
When clicking suspicious pop-ups or malicious links.
Open unknown email or download media files that contain the activation code of the virus.

Note: No matter how does the virus access your PC, users should know that there are no tools can remove this pesky Trojan automatically at this moment, it is suggested users not spend much time in downloading or paying any security software which claims can delete this stubborn virus. It is totally useless. To completely get rid of Systener Hook virus, professional manual guide is needed.

About Trojan Virus Removal:

Currently many computer users had the same experience that this virus couldn’t be removed by any anti-virus applications. So the manual approach is always required to combat this virus. And here is the step-by-step removal guide for all computer users.

1. End the malicious process from Task Manager.

Once Systener Hook Virus is installed, computer user may notice that CPU usage randomly jumps to 100 percent. At any time Windows always has many running processes. A process is an individual task that the computer runs. In general, the more processes, the more work the computer has to do and the slower it will run. If your system’s CPU spike is constant and remain at a constant 90-95%, users should check from Task Manager and see if there is a suspicious process occupying system resources and then end it immediately.

(The name of the virus process can be random.)

Press Ctrl+Shift+Esc to quickly bring up Task Manager Window:

task manager

2. 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.

Folder Options

3. 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 Windows key + R to open Run box. In the “Open” field, type “regedit” and click the “OK” button.

Run

Then a Registry Editor window will pop up as the following picture shows:

registry editor

b. Search malicious files and registry entries related to Systener Hook Virus and then remove all of them:

%AllUsersProfile%\[random]

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\run\
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\[random]
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Temp

Video Shows You How to Safely Modify Windows Registry Editor:

Systener Hook Virus is categorized as a Trojan infection detected by AVG that can be bundled with online freeware or spam software to sneak into different computers and cause constant consequences. With this hazardous virus inside, it can gather sensitive information from the infected computer and may also allow a remote attacker to access the computer and manipulate some settings. Normally, Systener Hook Virus can be attached to email attachments, programs you have downloaded, or even from your computer’s operating system vulnerabilities. It can connect to a remote IRC server and forward the data to cybercriminals without your awareness. Meanwhile, the collected data is usually used to distribute pop-up ads on the compromised machine so that you will have a sea of unwanted pop up ads that are impossible to stop. To avoid computer being messed up, you had better remove Systener Hook Virus as quickly as possible.

Note: If you are not knowledgeable enough to be able to distinguish the location of this virus, or you are afraid of making mistake during the manual removal, please contact experts from Yoocare Online Tech Support for further help.

Published by & last updated on April 10, 2014 2:46 am

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