The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the vmhost.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.
Description: Vmhost.exe is not essential for Windows and will often cause problems. Vmhost.exe is located in a subfolder of "C:\Program Files".
Known file sizes on Windows 10/8/7/XP are 347,136 bytes (33% of all occurrences), 354,304 bytes, 353,792 bytes or 240,128 bytes.
There is no file information. The program has no visible window. It is not a Windows system file. Vmhost.exe is able to monitor applications and record keyboard and mouse inputs. Therefore the technical security rating is 47% dangerous, however you should also read the user reviews.
Recommended: Identify vmhost.exe related errors
If vmhost.exe is located in a subfolder of the user's profile folder, the security rating is 62% dangerous. The file size is 347,136 bytes (40% of all occurrences), 240,128 bytes, 339,968 bytes or 354,304 bytes. There is no information about the author of the file. The program is not visible. Vmhost.exe is not a Windows system file. The software listens for or sends data on open ports to a LAN or the Internet. Vmhost.exe is able to monitor applications and record keyboard and mouse inputs.
Important: Some malware also uses the file name vmhost.exe, for example TROJ_GEN.R0CBC0OH314 or ADW_SQUAREN (detected by TrendMicro), and SoftwareBundler:Win32/SquareNet (detected by Microsoft). Therefore, you should check the vmhost.exe process on your PC to see if it is a threat. If vm file module has changed your browser's search engine and start page, you can recover your browser's default settings as follows:Reset default browser settings for Internet-Explorer ▾
A clean and tidy computer is the key requirement for avoiding problems with vmhost. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.
Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To help you analyze the vmhost.exe process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.