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How to get rid of the sysdiag Virus

Sometimes the sysdiag file may cloak a virus, e.g. TrendMicro found Mal_DLDER or, as the case may be, TROJ_GEN.R01ZC0OJP16, as well as Microsoft found MonitoringTool:Win32/SpyAgent.D. If your anti-virus software does not detect a virus, try using a supplementary free Anti-Malware scanner.

Other problems with sysdiag.exe

We are unfortunately unable to provide any details about the the producer and its related software. There is simply nothing available. However, you can read about what the Spytech SpyAgent process does elsewhere on this page. An obsolete or defective version of sysdiag.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 sysdiag.exe Spytech SpyAgent

sysdiag.exe is not a Windows system file and is known to frequently cause computer problems. Sysdiag.exe is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 583,680 bytes (50% of all these files) or, as the case may be, 1,052,160 bytes.
When Windows starts, this process is automatically started at the same time (Registry: MACHINE\Run). The sysdiag file is not part of the Windows operating system. The file can read anything that you enter on the keyboard. The program executes in the background, and can only be terminated using Windows Task Manager. There is no embedded description in this file. These days, this is rather unusual Sysdiag.exe is capable of monitor other applications as well as make itself undetectable by other programs. For this reason, 100% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

A sysdiag.exe file has a 74% certainty of being dangerous if it is found in the "C:\Users\USERNAME" folder. In this case, the file size is usually 1,374,720 bytes. There is no embedded description in this file. These days, this is rather unusual Windows starts the process each time that the computer boots up (Registry: MACHINE\Run). This particular software does not appear as a visible window, but only in Task Manager. The sysdiag file is not part of the Windows operating system. sysdiag.exe appears to be a file that was compressed by an EXE-Packer. This technique is often used by trojans to keep the file size small and also hamper debugging efforts. However, this in itself is not sufficient reason to presume malicious intent, since even well-intentioned, professional software producers take advantage of compressed files.

Attention: If you find sysdiag.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 sysdiag?

On my computer, its is one of several SpyAgent files
main application of Spytech's SpyAgent

Summary: For this reason, 2 users have already deleted sysdiag.exe. source: file.net

How to uninstall unknown

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

  1. Click the Windows Start Button. You find it in the lower left corner of the taskbar.
  2. Type the word uninstall.
  3. Click Add or remove programs.
  4. Now locate unknown in the list of displayed applications.
  5. Click the program, and then click Uninstall.
Remove software in Windows 10
sysdiag.exe Spytech SpyAgent fix

How to tell if sysdiag.exe (Spytech SpyAgent) 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 Spytech SpyAgent. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Spytech SpyAgent 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 sysdiag.exe is causing problems for you, a good Windows diagnostic tool 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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