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Program info

Estimated safety rating


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.

Executable file path

 C:\Program Files\CCleaner\CCleaner.exe

The default filename and directory where the application is stored is
C:\Program Files\CCleaner\CCleaner.exe.

MD5 hash of the executable file


The MD5 fingerprint for this file is ffe2d028d996bc6279a2e4894f9fcbfd.

Is running as a service


This program does NOT operate as a Windows service. This is usually a good sign.

Is a 32 bit executable file


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.

File description


The description stored in the program is CCleaner.

File version

 5, 29, 00, 6033

File version 5, 29, 00, 6033.


 Piriform Ltd

Producer Piriform Ltd.


 Copyright © 2005-2017 Piriform Ltd

Legal copyright Copyright © 2005-2017 Piriform Ltd.

Has valid windows


This app does NOT have visible windows. This is most likely a bad sign.

Potentially dangerous functions


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.

Digitally signed


ccleaner.exe is digitally signed. Nowadays most clean software applications are digitally signed.

Valid digital signature


The digital signature attached to ccleaner.exe is valid. This is most likely a clean, ok program.

Certifier name

 Piriform Ltd

Digital certificate name: Piriform Ltd

Issuer name

 Symantec Class 3 SHA256 Code Signing CA

Certificate's issuer name: Symantec Class 3 SHA256 Code Signing CA

Starts with windows


This executable is registered to start when your PC starts. Yes

Can be uninstalled


It has an uninstall string in registry, which is good. si are uninstall.