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chrome_install.exe

Google Chrome

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

Version:
3.0.0.155

MD5:
363576ebce5da1f140aa0100a2b4b27f

SHA-1:
344f4fbb6c88333ef84593f29c16a341a322857c

SHA-256:
760df078d326a6e0fb3bdaf8522b4011915984083a71ad16b2b1c3f3c7b6d608

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:
11/28/2024 12:39:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.5.11.11

File size:
1.1 MB (1,141,992 bytes)

Product version:
3.0.0.155

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

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:
4/20/2016 4:00:00 PM

Valid to:
7/21/2017 3:59:59 PM

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:
74E99F6D6E13850E699A1F96049E70BC

File PE Metadata
Compilation timestamp:
1/30/2013 6:21:56 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:gxG3KYvNE2Vcd9IJS+5orZNx+ArVIunGPBQAe0bVEJakW:la+Nc9IJS+Ovx+ArVEBQEVEJakW

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...
 
[+]

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://download.free-browsers.info/1462961893cXc9WGdkWGY9eGF2NTV2Wno9KFkmY29vazB4LjB3QTB3QVlqcmlnalZZO2FtWloqV21qcm5abTtYajB3QVhjbWpoWjB3QVhjbWpoWjpuWm9wazpaaTtac1pAZlp0JnpaWDN2dnoyeXdhd1dYNTIzWDFZd1l3eTR4MTRZWDVaMVZ6WFdhWlYyNFh5WDQzWHZXWngyM3paNFp3MmFYMTFAbmRZJjxDTUpIIDp3NXZ6QHBkWSZ3LkkuR1RPRDxOejJ4eDUxWnd5WFczeEBWYWFkZ2RWb1o6ZGhWYlomQGttallwWG86ZGhWYlomY29vazB4LjB3QTB3QXJycjthbVpaKldtanJuWm07WGowd0FibVZrY2RYbjB3QVhjbWpoWjB3QVhjbWpoWjprbWpZcFhvOmRoVmJaO2tpYkBpJkJqamJnWl48Y21qaFpAYWRnWmlWaFomWGNtamhaOmRpbm9WZ2c=

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