Help! This Rootkit.MBR.Mayachok.B virus has been detected by my AVG anti-virus when I try to scan my computer. However, each time when I remove this virus by the anti-virus and restart my computer, this Trojan horse will keep coming back. How can I get out of trouble? Should I try another anti-virus program or manual removal? Any help will be appreciated.
Details of Rootkit.MBR.Mayachok.B:
Rootkit.MBR.Mayachok.B is a dangerous virus designed by cyber criminals to destroy the target computer. It enters the computer through lurking in some free software, spam e-mail attachments, unknown links and pop-up windows in some malicious web sites. It mainly attacks computers with Windows operating system from all over the world. It can install on your computer when you don’t know. If you are not very careful in the Internet world, your computer will get infected.
In addition to modify the important system files and registry settings, Rootkit.MBR.Mayachok.B will put its malicious files and registry entries to your computer system so as to make itself run in the background and consolidate its presence. Large numbers of system resources are occupied by the virus, which greatly reduces the speed of your computer and even disrupts the computer. What’s more, it is able to bring many other threats to your computer, making the computer become worse. Cyber criminals have the ability to monitor your online activities and illegally collect your sensitive information, such as bank account details, confidential work files and contact information of your friends and family. If you find that your computer is infected, you’d better get rid of the virus from your computer as soon as possible. It is very stubborn because it can be hidden in the computer system with rapid change speed. Although some anti-virus software may stop it, it will erupt again to scare you if you don’t remove it thoroughly. Virus makers may also access the computer to change the antivirus software settings. Therefore, only manual removal can solve this problem.
How Did You Get Rootkit.MBR.Mayachok.B Infection On Your Computer?
Tough to say because Rootkit.MBR.Mayachok.B is distributed through many avenues. The most common method the Trojan horse spreads is with the use of a fake scanner webpage. Another possibility of how the Trojan horse arrives is via a Trojan designed to look like a flash update or video codec. If left on the computer, the damage caused by Trojan can worsen and accelerate, so speedy removal of this virus infection is important. Trojan horse is a potential threats that might compromise your privacy or damage your computer. Your access to your computer files may be suspended until you remove the threat from your computer.
How to Delete the Trojan Completely?
Option One: Delete The Trojan horse Manually.
Step 1: Reboot your computer in safe mode with networking.
1. Press Windows key+R key together to open the Run Command Box. Type “msconfig” in the box and click OK.
2. Hit the Boot tab, check “safe mode” and “network” and OK. Then your computer will reboot automatically in “safe mode with networking”.
Step 2: End the processes related to the Trojan horse in Windows Task Manager.
1. Right-click the taskbar and select “Task Manager”. Click “More details” button when you see the Task Manager box.
2. Hit “Details” tab to find out and end the processes of the Trojan.
Step 2: Show hidden files.
1. Press Windows Key and X key together to open the Quick- Access menu.
2. After that, select Control Panel from the menu.
3. Click Appearance and Personalization from the Control Panel and then double click Folder Options.
4. Hit the View tab.
5. Select “Show hidden files and folders” and deselect “Hide protected operating system files (Recommended)”. Click the OK button.
Step 4: Clean up the files associated with the Trojan virus from your PC.
%User Profile%\Local Settings\Temp
%Documents and Settings%\All Users\Start Menu\Programs\[Trojan horse name]
%Documents and Settings%\All Users\Application Data\[Trojan horse name]
%Program Files%\[Trojan horse name]
Step 5: Delete the registry entries of the Trojan horse.
1. Press Windows + R keys together to open the run box. Type regedit into the box, and then hit OK to open Registry Editor.
2. Find out and delete all the registry entries related to the Trojan horse listed below:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\[Trojan horse name]
HKEY_LOCAL_MACHINE\SOFTWARE\[Trojan horse name]
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings “WarnOnHTTPSToHTTPRedirect” = ’0′
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msascui.exe “Debugger” = ‘svchost.exe’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “xas”
HKEY_CURRENT_USER\Software\[Trojan horse name]
Step 1: Reboot your computer in safe mode with networking.
1. Press Windows key+R key together to open the Run Command Box. Type “msconfig” in the box and click OK.
2. Hit the Boot tab, check “safe mode” and “network” and OK. Then your computer will reboot automatically in “safe mode with networking”.
Step 2: End the processes related to the Trojan horse in Windows Task Manager.
1. Right-click the taskbar and select “Task Manager”. Click “More details” button when you see the Task Manager box.
2. Hit “Details” tab to find out and end the processes of the Trojan.
Step 2: Show hidden files.
1. Press Windows Key and X key together to open the Quick- Access menu.
2. After that, select Control Panel from the menu.
3. Click Appearance and Personalization from the Control Panel and then double click Folder Options.
4. Hit the View tab.
5. Select “Show hidden files and folders” and deselect “Hide protected operating system files (Recommended)”. Click the OK button.
Step 4: Clean up the files associated with the Trojan virus from your PC.
%User Profile%\Local Settings\Temp
%Documents and Settings%\All Users\Start Menu\Programs\[Trojan horse name]
%Documents and Settings%\All Users\Application Data\[Trojan horse name]
%Program Files%\[Trojan horse name]
Step 5: Delete the registry entries of the Trojan horse.
1. Press Windows + R keys together to open the run box. Type regedit into the box, and then hit OK to open Registry Editor.
2. Find out and delete all the registry entries related to the Trojan horse listed below:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\[Trojan horse name]
HKEY_LOCAL_MACHINE\SOFTWARE\[Trojan horse name]
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings “WarnOnHTTPSToHTTPRedirect” = ’0′
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msascui.exe “Debugger” = ‘svchost.exe’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “xas”
HKEY_CURRENT_USER\Software\[Trojan horse name]
In Conclusion:
PC users should be aware of this Rootkit.MBR.Mayachok.B virus and take measures to delete it from the computer completely. The Trojan virus takes the computer at great risk. It makes modifications to system files and registry entries. Besides, the virus can exploit system leaks to deliver other types of computer threats. It can change default computer settings and slow down the system performance. Upon installation, the Trojan virus affects executable programs of the computer greatly. As the antivirus fails to pick up any computer infection, manual removal is taken as a better choice.
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