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 shellmon.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.
The process known as setupdb or waolmon belongs to software America Online or AOL or waol or Rocket Mania Deluxe or Adobe Integrated Runtime or Roxio Easy Media Creator (version 8) by America Online (www.aol.com) or AOL (www.aol.com).
Description: Shellmon.exe is not essential for Windows and will often cause problems. Shellmon.exe is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of the user's "Documents" folder—e.g. C:\Program Files\America Online 9.0\.
Known file sizes on Windows 10/8/7/XP are 54,872 bytes (33% of all occurrences), 38,512 bytes and 15 more variants.
The program is not visible. It is not a Windows core file. The file is a Verisign signed file. Shellmon.exe is certified by a trustworthy company. There is no information about the author of the file. Shellmon.exe is able to monitor applications and hide itself. Therefore the technical security rating is 28% dangerous, however you should also read the user reviews.
Recommended: Identify shellmon.exe related errors
If shellmon.exe is located in a subfolder of C:\, the security rating is 28% dangerous. The file size is 38,512 bytes (40% of all occurrences), 54,832 bytes, 54,568 bytes or 54,632 bytes. The program is not visible. Shellmon.exe is a Verisign signed file. The file is certified by a trustworthy company. Shellmon.exe is not a Windows system file. There is no file information. Shellmon.exe is able to hide itself and monitor applications.
Important: Some malware camouflages itself as shellmon.exe. Therefore, you should check the shellmon.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 shellmon. 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 shellmon.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.