icreinstall_ccleaner setup.exe

DarwenDLM Downloader

Darwen Marketing Inc.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_ccleaner setup.exe, “Web Setup ” by Darwen Marketing has been detected as adware by 3 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. The installer is marketed through download protals and search ads as the free Piriform CCleaner but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
DarwenDLM  (signed by Darwen Marketing Inc.)

Product:
DarwenDLM Downloader

Description:
Web Setup

Version:
1.0.5.a0.1_34970

MD5:
341a575eccff784b575bbd932a30b607

SHA-1:
f2a0116bfbfe1862806c02ddc601388672bd1440

SHA-256:
e200c02df8c41a9d204206badd6b6286cbde2fbfe1341c940b106d3d8f1e3a00

Scanner detections:
3 / 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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
12/26/2024 7:43:55 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.15213

ESET NOD32
Win32/InstallCore.WQ potentially unwanted application
7.0.302.0

Reason Heuristics
PUP.Installer.installCore
15.2.14.11

File size:
691.7 KB (708,320 bytes)

Product version:
1.0.5.a0.1_34970

Copyright:
DarwenDLM

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_ccleaner setup.exe

Digital Signature
Authority:
thawte, Inc.

Valid from:
1/6/2015 7:00:00 PM

Valid to:
1/7/2016 6:59:59 PM

Subject:
CN=Darwen Marketing Inc., OU=IT, O=Darwen Marketing Inc., L=Victoria, S=British Columbia, C=CA

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
4F7ED3E5324494326CB1FB18C4370F32

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:X5NvGPJa76BMfZ1lkxlA/QximVKaqZ6fTxxX6r/Jndm2MBF5dC9a:X5NvSoSMRvQQmimxqr/NdBM989a

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:
7.8918

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

Code size:
39.5 KB (40,448 bytes)

The file icreinstall_ccleaner setup.exe has been seen being distributed by the following URL.

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

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