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updatebetarez.exe

Beta Rez

Part of the Yontoo web browser plugin (delivers advertisements to the web browser in the form of injected banners, text-links, popups, etc.) the updater mechanism for Beta Rez will automatically keep the extension patched by downloaded new functionality which is auto-enabled by default. The application updatebetarez.exe by Beta Rez 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 “Update Beta Rez”.
Publisher:
Beta Rez  (signed and verified)

Version:
1.0.5360.35631

MD5:
8b0ecc5539fe0b0c52450601dd463128

SHA-1:
855034968f29d3f67d0c3949726de2f778425642

SHA-256:
c736312aa9029559ef716d2718270a04fbba708bbc8ca34874bc9dcf3e3a38d3

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Part of the Yontoo adware web browser extension update process.

Analysis date:
4/26/2024 8:23:44 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.2.18.9

File size:
315.8 KB (323,360 bytes)

Product version:
1.0.5360.35631

Original file name:
BetaRez.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\beta rez\updatebetarez.exe

Digital Signature
Signed by:
Beta Rez

Authority:
VeriSign, Inc.

Valid from:
3/19/2014 1:00:00 AM

Valid to:
3/20/2015 12:59:59 AM

Subject:
CN=Beta Rez, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Beta Rez, 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:
551AC20E6814AE1BD6F9CC331B9C1C38

File PE Metadata
Compilation timestamp:
9/4/2014 10:47:57 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x4EBA6

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, 02, 00, 10, 00, 00, 00, 20, 00, 00, 80, 18, 00, 00, 00, D0, 02, 00, 80, 00, 00, 00, 00, 00, 00...
 
[+]

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

Code size:
307 KB (314,368 bytes)

Service
Display name:
Update Beta Rez

Type:
Win32OwnProcess


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