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 proquota.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: The original proquota.exe from Microsoft is an important part of Windows, but often causes problems. Proquota.exe is located in the C:\Windows\System32 folder.
Known file sizes on Windows 10/8/7/XP are 50,176 bytes (72% of all occurrences) or 50,688 bytes.
There is an icon for this program on the taskbar next to the clock. The file is a Windows system file. The program has a visible window. The file is a Microsoft signed file. Therefore the technical security rating is 0% dangerous, however you should also read the user reviews.
Recommended: Identify proquota.exe related errors
Is proquota.exe a virus? No, it is not. The true proquota.exe file is a safe Microsoft Windows system process, called "ProQuota".
However, writers of malware programs, such as viruses, worms, and Trojans deliberately give their processes the same file name to escape detection. Viruses with the same file name are for instance Trojan.Win32.Agent.ahydr or Packed.Win32.Krap.r (detected by Kaspersky), and TSPY_DAURSO.E (detected by TrendMicro).
To ensure that no rogue proquota.exe is running on your PC, click here to run a Free Malware Scan.
How to recognize suspicious variants? If proquota.exe is located in a subfolder of C:\Windows\System32, the security rating is 72% dangerous. The file size is 38,912 bytes. There is no information about the author of the file. The program has no visible window. The file is an unknown file in the Windows folder. The file is not a Windows core file. proquota.exe appears to be a compressed file.
If proquota.exe is located in a subfolder of the user's profile folder, the security rating is 84% dangerous. The file size is 134,144 bytes. The software has no file description. The program has no visible window. The program is loaded during the Windows boot process (see Registry key: RunOnce, User Shell Folders, Run). It is not a Windows system file. Proquota.exe is able to monitor applications.
Important: Some malware disguises itself as proquota.exe, particularly when not located in the C:\Windows\System32 folder. Therefore, you should check the proquota.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 proquota. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.
To help you analyze the proquota.exe process on your computer, the following programs have proven to be helpful: ASecurity 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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.