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chrome_install.exe

Google Chrome 2015

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application chrome_install.exe by Download Assistant 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 AirInstaller Download Manager installer. 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:
Download Assistant  (signed and verified)

Product:
Google Chrome 2015

Version:
3.0.0.125

MD5:
27973225b869c5ad47d82e6a785a2dc2

SHA-1:
db2c56a59246a21cc87ccbcd3566a07ec872acc0

SHA-256:
05f8e2ef1e4c150e5474056b7987a9b8c62642d70da07101499b3cb2691b3fb3

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
12/26/2024 11:40:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.8.3.18

File size:
1.1 MB (1,136,256 bytes)

Product version:
3.0.0.125

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\chrome_install.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
7/3/2015 8:00:00 AM

Valid to:
7/3/2016 7:59:59 AM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
58D15D11CD769D740FA555864465D65B

File PE Metadata
Compilation timestamp:
1/30/2013 10:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:QxGPCGxtDdzQFaijraqo7D0J5weKqzXzwqhrNs:1LdzQ0yWq3weBsqTs

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.9627

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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

http://files.free-browser.net/v2/click/7a7xyeo1/?d=http://au.free-browser.co/downloads/chrome/chrome_setup_en.exe&key=9023d1592789087355cbc4c8ec0bda876c5cd71a698097552165c68a22a26505&sid=CHROME&uid=2ANALYTICS55ee46c303635&affiliate_image=&product_image=http://au.free-browser.co/graphics/chrome/chrome_product_image.png&n=Google Chrome 2015&filename=chrome_install&done_url=http://free-browser.co/.../&cancel_url=http://free-browser.co/.../?error=1

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