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cleanmaster_downloader.exe

Gerosen

File Validated

This is the InstallMetrix bundle installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application cleanmaster_downloader.exe, “Gerosen Setup ” by File Validated 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 InstallMetrix Software installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
File Validated  (signed and verified)

Product:
Gerosen

Description:
Gerosen Setup

Version:
2.0.2.2

MD5:
8dea477beb1ccd6306e05f46cd5482af

SHA-1:
bf7f3360a685c897936408224d21a06a9aa186e0

SHA-256:
b6c46b112b6c9cf97fa2f4e5fcca2d37d8f573b4374cc808c9a3de6061b0b150

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 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:
11/16/2024 7:01:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore (M)
17.3.15.1

File size:
1.4 MB (1,502,512 bytes)

Product version:
3.0.4

File type:
Executable application (Win32 EXE)

Bundler/Installer:
InstallMetrix Software (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
File Validated

Authority:
thawte, Inc.

Valid from:
4/27/2016 7:00:00 PM

Valid to:
4/28/2017 6:59:59 PM

Subject:
CN=File Validated, OU=IT, O=File Validated, L=San Francisco, S=California, C=US

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

Serial number:
1C4E868160FF518C1903798F12C91A6B

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

Entry address:
0xAA98

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 2E, 86, FF, FF, E8, 35, 98, FF, FF, E8, 9C, 9B, FF, FF, E8, B7, 9F, FF, FF, E8, 56, BF, FF, FF, E8, ED, E8, FF, FF, E8, 54, EA, FF, FF, 33, C0, 55, 68, 69, B1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 32, B1, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, D0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, C2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, 24, 93, FF, FF, 8D, 55, F0, 33, C0, E8, 66, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9885

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

Code size:
40.5 KB (41,472 bytes)

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