ccleaner_installer.exe

Geryon Ads S.L.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application ccleaner_installer.exe by Geryon Ads S.L has been detected as adware by 4 anti-malware scanners. 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:
Geryon Ads S.L.  (signed and verified)

MD5:
a06271421f9a5dbc0cea0d3c6556529c

SHA-1:
6c66768dbb14306c96d4f2b2da4792e90f5634bc

SHA-256:
01ef8c7b8119f3680ea212d117c5a522c9bd177503de2139ae9ba5790cccba1f

Scanner detections:
4 / 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:
1/13/2025 5:52:38 PM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14123

ESET NOD32
Win32/InstallCore.PQ (variant)
8.10485

herdProtect (fuzzy)
2014.12.4.2

Reason Heuristics
PUP.GeryonAdsSL.S
14.9.30.13

File size:
756 KB (774,160 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\ccleaner_installer.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
6/15/2014 9:00:00 PM

Valid to:
6/16/2015 8:59:59 PM

Subject:
CN=Geryon Ads S.L., OU=IT, O=Geryon Ads S.L., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
71F910550D2DD2713679787B12FF2EA0

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:Fk9Fah9koKcqG7hVkeL8lZBlXXsI5EDFOXsUxtvNSuxHerGzOSp:FSFgxpqGDhClMIqAVsB4

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

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

Code size:
37 KB (37,888 bytes)

The file ccleaner_installer.exe has been seen being distributed by the following 2 URLs.

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