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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:
3.0.0.154

MD5:
b64044a2d4ce53b4263f4c31c32ec9f3

SHA-1:
07c15812edd63ef3a96ef8c9bf296f20d16b7d8d

SHA-256:
d487c44f7d2ad9a78bdf5c2c7d26330d040ceb357bec46421fe45ca4ba0c696f

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 12:34:05 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.7.3.9

File size:
1.1 MB (1,141,336 bytes)

Product version:
3.0.0.154

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:
4/21/2016 2:00:00 AM

Valid to:
7/22/2017 1:59:59 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:
74E99F6D6E13850E699A1F96049E70BC

File PE Metadata
Compilation timestamp:
1/30/2013 3:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:dxGHuKMQ+p8U6dnXLrPNh2nhxuuE/wO6YqcjupGtG37HEJakb:2OKMBh6xXNYnS0YLaaG37HEJakb

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/1462295207bHImU2JZU2Emc1ZxenpxVXUmJFRAWGpqZjVzOzVyLjVyLlRlbWRiZVFUK1ZoVVUjUmhlbWlVaCtTZTVyLlNYaGVjVTVyLlNYaGVjVSlpVWprZilVZCtVblU3YVVvQHVVU3hxcXV3dHJWclJTend4U3ZUclRydHlzdnlUU3pVdlF1U1JWVVF3eVN0U3l4U3FSVXN3eHVVeVVyd1ZTdnY3aVlUQFw8SEVDXylyenF2N2tZVEByO0Q7Qk9KPlxJdXdyeFRRc3NVc3NxcjdRVlZZYllRalUpWWNRV1VAN2ZoZVRrU2opWWNRV1VAWGpqZjVzOzVyLjVyLm1tbStWaFVVI1JoZW1pVWgrU2U1ci5XaFFmWFlTaTVyLlNYaGVjVTVyLlNYaGVjVSlmaGVUa1NqKVljUVdVK2ZkVzdkQCxlZVdiVSFcWGhlY1U3VlliVWRRY1VAU1hoZWNVKVlkaWpRYmI=

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