ccleaner.exe is a application which is most likely legit. So, if ccleaner.exe is on your system, it is most likely ok, and will NOT cause problems. Even if your system is virus-free, it is still recommended to run a good antivirus with a good track record, in order to yourself your system against potential security problems.
The default filename and directory where the application is stored is
The MD5 fingerprint for this file is ffe2d028d996bc6279a2e4894f9fcbfd.
This program does NOT operate as a Windows service. This is usually a good sign.
This application runs as a 32-bit program. It does not use the entire set of features of modern computer CPUs. This ordinarily happens because the authors did not upgrade it to use the x64 instruction set.
The description stored in the program is CCleaner.
File version 5, 29, 00, 6033.
Producer Piriform Ltd.
Legal copyright Copyright © 2005-2017 Piriform Ltd.
This app does NOT have visible windows. This is most likely a bad sign.
Some insecure functions of Windows have been used, such as functions for intercepting the keyboard. We advise you to be very careful regarding this program.
ccleaner.exe is digitally signed. Nowadays most clean software applications are digitally signed.
The digital signature attached to ccleaner.exe is valid. This is most likely a clean, ok program.
Digital certificate name: Piriform Ltd
Certificate's issuer name: Symantec Class 3 SHA256 Code Signing CA
This executable is registered to start when your PC starts. Yes
It has an uninstall string in registry, which is good. si are uninstall.