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wbrowserupdate.exe

TBUpdater

First Offer LTD

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application wbrowserupdate.exe by First Offer has been detected as adware by 4 anti-malware scanners. It uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
First Offer LTD  (signed and verified)

Product:
TBUpdater

Version:
1.0.0.0

MD5:
ec41f0b6eac093bce50b544d3b0efb10

SHA-1:
3b36b69cf7707ba1982ec5c0a78dd116acc55f74

SHA-256:
6b188d7e1948c8b0c5898c3770e607bfa1929504af376c7231eb8bfe63cb8535

Scanner detections:
4 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/26/2024 12:31:52 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:InstalleRex-BF [PUP]
2014.9-141126

AVG
Generic
2015.0.3278

Reason Heuristics
PUP.FirstOffer.O
14.11.26.17

Trend Micro House Call
Suspicious_GEN.F47V0928
7.2.330

File size:
12.6 KB (12,872 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © 2014

Original file name:
TBUpdater.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\pricecongress\wbrowserupdate.exe

Digital Signature
Signed by:
First Offer LTD

Authority:
COMODO CA Limited

Valid from:
10/8/2013 2:00:00 AM

Valid to:
10/9/2014 1:59:59 AM

Subject:
CN=First Offer LTD, O=First Offer LTD, STREET=Habarzel 21 Tel Aviv, L=Tel aviv, S=Israel, PostalCode=69710, C=IL

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

Serial number:
49900242461D96CB7B045BE0A258338E

File PE Metadata
Compilation timestamp:
7/3/2014 12:19:53 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
192:alGXI3XebEduQMnF9HfHix8iyMrj6938LWM1pjg2uDFDTn:aUXOX+EdNMnFFCxMMC18c5n

Entry address:
0x2FAE

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 10, 00, 00, 00, 20, 00, 00, 80, 18, 00, 00, 00, 38, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.2834

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
4 KB (4,096 bytes)

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