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ccleaner setup.exe

Web installer

Install Optimizer (Install Manager Limited)

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application ccleaner setup.exe, “Web installer Setup ” by Install Optimizer (Install Manager Limited) has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. With this installer, users are expecting to download the free Piriform CCleaner but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Software Web app   (signed by Install Optimizer (Install Manager Limited))

Product:
Web installer

Description:
Web installer Setup

MD5:
c0a09619ad40fc5508430e95f1102a2f

SHA-1:
f608b76d2d815db9bbaae3670435cfc29f53d0ef

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
7/22/2025 12:20:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.Installer (M)
16.11.28.0

File size:
744 KB (761,808 bytes)

Product version:
4.8.3

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\My documents\downloads\ccleaner setup.exe

Digital Signature
Signed by:
Install Optimizer (Install Manager Limited)

Authority:
COMODO CA Limited

Valid from:
1/26/2015 6:00:00 PM

Valid to:
1/27/2016 5:59:59 PM

Subject:
CN=Install Optimizer (Install Manager Limited), O=Install Optimizer (Install Manager Limited), STREET="Level 27, Pwc Tower", STREET=188 Quay Street, L=Auckland City, S=Auckland, PostalCode=1010, C=NZ

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
4B020CC9716CE77B3AB894BFF4A8D35A

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:I1eGm1JyUvy43qhghbfKUnVConpxm03ELA569fO0NSb9AOp1/6orWL3:I1ezHyUPVbfKQNnpxSA5AmxxnRri3

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8928

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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