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ccleaner64.exe

CCleaner

Piriform Ltd

This is a setup program which is used to install the application. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘ccleaner’. This is installed with multiple programs including CCleaner with CCEnhancer and CCleaner. The file has been seen being downloaded from doc-0c-4c-docs.googleusercontent.com.
Publisher:
Piriform Ltd  (signed and verified)

Product:
CCleaner

Version:
3, 26, 0, 1888

MD5:
e6c60e153524e8c18e06c643b11d5ad3

SHA-1:
247167c5762a2b9563099aa2481eb94e6f10104b

SHA-256:
834faeb4ae15c3f197816b0cef7a45fe361fbdb9ed958c81584ed15751a9ae91

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
9/4/2026 3:00:40 PM UTC  (today)

File size:
5.4 MB (5,628,848 bytes)

Product version:
3, 26, 0, 1888

Copyright:
Copyright © 2005-2012 Piriform Ltd

Original file name:
ccleaner.exe

File type:
Executable application (Win64 EXE)

Language:
English (United States)

Common path:
C:\Program Files\ccleaner\ccleaner64.exe

Digital Signature
Signed by:
Piriform Ltd

Authority:
VeriSign, Inc.

Valid from:
7/6/2011 1:00:00 AM

Valid to:
8/23/2013 12:59:59 AM

Subject:
CN=Piriform Ltd, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Piriform Ltd, L=London, S=London, C=GB

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
741D340793306ACA84FAB3ABBB1567CE

File PE Metadata
Compilation timestamp:
12/19/2012 5:23:41 PM

OS version:
4.0

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
98304:iIEiuE29Afe20+n3RqliYRafgXlkmCvfAJZPy++KWh:ivE29Afe20+n3RqliYRafgXlkDvfAbnQ

Entry address:
0xD6940

Entry point:
48, 83, EC, 28, E8, 07, 36, 01, 00, 48, 83, C4, 28, E9, 0E, FD, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 48, 89, 5C, 24, 10, 48, 89, 74, 24, 18, 48, 89, 4C, 24, 08, 57, 41, 54, 41, 55, 48, 83, EC, 30, 49, 8B, F1, 41, 8B, F8, 4C, 8B, EA, 48, 8B, D9, 45, 33, E4, 41, 8B, C4, 48, 85, C9, 0F, 95, C0, 85, C0, 75, 27, E8, 97, 9C, 00, 00, C7, 00, 16, 00, 00, 00, 4C, 89, 64, 24, 20, 45, 33, C9, 45, 33, C0, 33, D2, 33, C9, E8, FD, C4, FF, FF, 83, C8, FF, E9, 02, 01, 00, 00, 41, 83, F8, 04, 74...
 
[+]

Code size:
3.4 MB (3,587,072 bytes)

Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
ccleaner

Command:
"C:\Program Files\ccleaner\ccleaner64.exe" \auto


The file ccleaner64.exe has been discovered within the following programs.

CCleaner  by Piriform
CCleaner developed by Piriform, is a utility program used to clean potentially unwanted files and invalid Windows Registry entries from a computer.
www.piriform.com/ccleaner
3% remove it
CCleaner with CCEnhancer  by Piriform Ltd
About 8% of users remove it
 
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The file ccleaner64.exe has been seen being distributed by the following URL.

https://doc-0c-4c-docs.googleusercontent.com/docs/securesc/f52kf4a65c1eccstudl2g0cb3i98d8qo/8oeju8fva6s54sc7jfg434lpmvbasmhf/1466380800000/.../15671128927627740956/0B_PP_PKWGowtekphLUxySzI1REU?e=download

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