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betterbrowseun.exe

BetterBrowse

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application betterbrowseun.exe by BetterBrowse has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is the uninstaller utility registered in the Windows Control Panel for the program BetterBrowse by BetterBrowse.
Publisher:
BetterBrowse  (signed and verified)

Version:
1.0.0.0

MD5:
e6bd62961357b5f77b95f69b02cba3fb

SHA-1:
51f4c879f718d7c5d20a9219d7c93a2ae97b7e59

SHA-256:
c51c9ad093cf0462588992a09f098530cb8c81150627f477589c7d4464e18b58

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/19/2024 6:48:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.BetterBrowse (M)
16.2.13.13

File size:
529.8 KB (542,504 bytes)

Product version:
1.0.0.0

Original file name:
BetterBrowse Uninstaller.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\betterbrowse\betterbrowseun.exe

Digital Signature
Signed by:
BetterBrowse

Authority:
VeriSign, Inc.

Valid from:
9/26/2013 5:00:00 PM

Valid to:
9/27/2015 4:59:59 PM

Subject:
CN=BetterBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=BetterBrowse, L=Santa Monica, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
12F4B87646B8BAF069AA302DE756FE85

File PE Metadata
Compilation timestamp:
7/27/2015 1:04:31 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:5cgR+p9xGgVsVl9+BwCJVU3prpowDq2cQr5KNju:5VMJkpowu2cQr5KNju

Entry address:
0x8260E

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, 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...
 
[+]

Entropy:
5.9620

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

Code size:
514 KB (526,336 bytes)

Program Uninstaller
Program name:
BetterBrowse

Display publisher:
BetterBrowse

Display version:
2014.01.16.003233

Uninstall string:
C:\Program Files\BetterBrowse\BetterBrowseUn.exe OFS_


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