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google_chrome_setup.exe

Application

Download Stream

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application google_chrome_setup.exe, “Application Setup ” by Download Stream has been detected as adware by 8 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 Google's Chrome web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Installer   (signed by Download Stream)

Product:
Application

Description:
Application Setup

MD5:
146d5315a8c99314c239a6ce00b0abdf

SHA-1:
70b180c5b057bdeee755aa95dae10eb8f7794d67

SHA-256:
90d13fab8e9023e14805c45265b7ab7c806edbcbd326ca56e4d92b5b947a4d98

Scanner detections:
8 / 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:
11/15/2024 10:58:13 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
PUA/InstallCore.793720
8.3.1.6

Dr.Web
Trojan.InstallCore.890
9.0.1.050

ESET NOD32
Win32/InstallCore.ZM potentially unwanted application
10.7.0.302.0

G Data
Win32.Application.InstallCore.EG
16.2.25

K7 AntiVirus
Adware
13.205.16298

Malwarebytes
PUP.Optional.Bundle
v2016.02.19.08

Reason Heuristics
PUP.installCore.DownloadStream.Installer (M)
16.2.19.20

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

File size:
775.1 KB (793,720 bytes)

Product version:
5.1

Copyright:
Generic

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\google_chrome_setup.exe

Digital Signature
Signed by:
Download Stream

Authority:
COMODO CA Limited

Valid from:
2/27/2015 2:00:00 AM

Valid to:
2/27/2017 1:59:59 AM

Subject:
CN=Download Stream, O=Download Stream, STREET="1930 Village Center Circle #3-1234", L=Las Vegas, S=NV, PostalCode=89134, C=US

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

Serial number:
6F743ED7A3F6BE2849D3B5B7D2D51E3A

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:m+diEOyQNgrvMKdM1bjr2xqjABc6EGOiHMRO7bR:mBRyBv0mS6E4MROJ

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:
7.8771

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

Code size:
39.5 KB (40,448 bytes)

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

http://cdn.open-downloadcontent.com/c?x=VDB/rJgfOzgsEFTVL80HDe XeGaQy0yLsXrltkVBEEs=&c=gDU4p5hUaCcPFMyjaBn0A2fZKThDRYPkVWrfH CmwqYDsgeYHtvouq/IJEHvHDoWhBi9RHWpKJblA3bbiX lxQ==&downloadAs=Google_Chrome_Setup.exe&fallback_url=https://s3-eu-west-1.amazonaws.com/.../ChromeSetup.exe

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