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toolbarupdaterservice.exe

Browser Distribution Services, Inc.

The application toolbarupdaterservice.exe by Browser Distribution Services has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “Updater Service for AMZN”. Additionally, the file is typically installed by a number of programs including Applicazione Amazon 1Button by Amazon and Amazon 1Button App by Amazon Services LLC.
Publisher:
Browser Distribution Services, Inc.  (signed and verified)

MD5:
6e30c47050124b12d55ecf7f516f28e2

SHA-1:
465be4563e0e98a7dcc0324215b5b84642e42e1b

SHA-256:
77bd6446a9e487a1a0f43c38a9736ea33c8f96c8e88197984e6ca8922ff09169

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.

Analysis date:
4/16/2024 8:10:51 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Zugo (M)
16.12.28.22

File size:
217.2 KB (222,368 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\amazon browser bar\toolbarupdaterservice.exe

Digital Signature
Signed by:
Browser Distribution Services, Inc.

Authority:
COMODO CA Limited

Valid from:
1/25/2012 6:00:00 PM

Valid to:
1/25/2013 5:59:59 PM

Subject:
CN="Browser Distribution Services, Inc.", O="Browser Distribution Services, Inc.", STREET="2711 Centerville Road, Suite 400", L=Wilmington, S=DE, PostalCode=19808, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
0091DFA40718D373BC38F0B0B236B66F51

File PE Metadata
Compilation timestamp:
5/9/2012 11:38:43 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0xF422

Entry point:
E8, CE, 5D, 00, 00, E9, 79, FE, FF, FF, 8B, FF, 55, 8B, EC, 6A, 00, FF, 75, 08, FF, 15, 00, 02, 42, 00, 85, C0, 75, 08, FF, 15, 6C, 01, 42, 00, EB, 02, 33, C0, 85, C0, 74, 0C, 50, E8, 99, 11, 00, 00, 59, 83, C8, FF, 5D, C3, 33, C0, 5D, C3, 8B, FF, 55, 8B, EC, 53, 56, 8B, 75, 08, 57, 33, FF, 83, CB, FF, 3B, F7, 75, 1C, E8, 50, 11, 00, 00, 57, 57, 57, 57, 57, C7, 00, 16, 00, 00, 00, E8, 58, 02, 00, 00, 83, C4, 14, 0B, C3, EB, 42, F6, 46, 0C, 83, 74, 37, 56, E8, 41, 64, 00, 00, 56, 8B, D8, E8, 08, 64, 00, 00...
 
[+]

Entropy:
6.2188

Code size:
121 KB (123,904 bytes)

Service
Display name:
Updater Service for AMZN

Description:
Automatic update service for the Amazon Browser Bar

Type:
Win32OwnProcess


The file toolbarupdaterservice.exe has been discovered within the following programs.

Amazon 1Button App  by Amazon Services LLC
This is a web browser toolbar (formerly The Amazon Browser Bar) that will set the user's home page and search provider (according to the EULA) to an Amazon search partner portal.
www.amazon.com
47% remove it
Applicazione Amazon 1Button  by Amazon
About 1% of users remove it
 
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