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 monsys.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: Monsys.exe is not essential for the Windows OS and causes relatively few problems. Monsys.exe is located in the C:\Windows folder.
Known file sizes on Windows 10/8/7/XP are 77,824 bytes (66% of all occurrences) or 26,112 bytes.
There is no file information. It is an unknown file in the Windows folder. The program has no visible window. The application starts when Windows starts (see Registry key: MACHINE\Run, exefile). Monsys.exe is not a Windows system file. Therefore the technical security rating is 83% dangerous.
Recommended: Identify monsys.exe related errors
If monsys.exe is located in the C:\Windows\System32 folder, the security rating is 100% dangerous. The file size is 59,392 bytes. The application has no file description. It is located in the Windows folder, but it is not a Windows core file. The program has no visible window. The software is loaded during the Windows boot process (see Registry key: MACHINE\Run, exefile). The software listens for or sends data on open ports to a LAN or the Internet. The file is not a Windows system file.
If monsys.exe is located in a subfolder of the user's profile folder, the security rating is 42% dangerous. The file size is 28,160 bytes. The program is not visible. It is not a Windows system file.
Important: Some malware also uses the file name monsys.exe, for example Trojan.Win32.Delf.akj or Trojan-Downloader.Win32.Alphabet.cu (detected by Kaspersky), and TROJ_DELF.MRN or TROJ_ALPHABET.C (detected by TrendMicro). Therefore, you should check the monsys.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.
A clean and tidy computer is the key requirement for avoiding problems with monsys. 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.
To help you analyze the monsys.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.