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How to get rid of the ntdll64 Virus

Sometimes the ntdll64 file may cloak a virus, e.g. Kaspersky found Trojan-Spy.Win32.Agent.avsw or, as the case may be, Trojan-Dropper.Win32.Agent.anek, as well as Symantec found Trojan Horse or, as the case may be, Trojan.Fakeavalert. If your anti-virus software does not detect a virus, try using a supplementary free Anti-Malware scanner.

Other problems with ntdll64.exe

No data exists regarding the producer of the ntdll64.exe process. An obsolete or defective version of ntdll64.exe can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about ntdll64.exe ntdll64.exe

ntdll64.exe is not a Windows system file and is known to frequently cause computer problems. Ntdll64.exe is found in the C:\Windows\System32 directory. Frequently occurring are file sizes such as 104,960 bytes (80% of all these files) or, as the case may be, 111,616 bytes.
There is no embedded description in this file. These days, this is rather unusual It is not a Windows system file, but it is nontheless located in the C:\Windows folder. This process does not appear as a visible window, but only in Task Manager. The ntdll64 file is not part of the Windows operating system. Ntdll64.exe also can also affect other applications by changing their properties. Such manipulation can cause an application to do things other than what it is intended to do. Ntdll64.exe is capable of log keyboard entries. For this reason, 94% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

Attention: If you find ntdll64.exe on your computer, please scan it with an anti-virus product. If your anti-virus software does not recognize it as being harmful, then please make sure that you have the latest update of the signature file, or check the file online. For this option, you may want to use Security Task Manager. Here, click on the process with the right mouse button and send the file to an online virus scanner.

What do other computer users say about ntdll64?

The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.

Summary: source: file.net

How to uninstall unknown

ntdll64.exe  ntdll64.exe fix

To remove ntdll64.exe from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for unknown in the list of available programs.
  5. Click Uninstall.

How to tell if ntdll64.exe (ntdll64.exe) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of ntdll64.exe. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for ntdll64.exe or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or ntdll64.exe is causing problems for you, a good Registry Cleaner may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.

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