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updatebrowsestudio.exe

BrowseStudio

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 BrowseStudio will automatically keep the extension patched by downloaded new functionality which is auto-enabled by default. The application updatebrowsestudio.exe by BrowseStudio has been detected as adware by 9 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “Update BrowseStudio”. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
BrowseStudio  (signed and verified)

Version:
1.0.5438.31268

MD5:
f9156869e2a7f7cd3f54a455b291029c

SHA-1:
41e5cdc85d3d7d9c4f4f53efb98ca3f9548252f9

SHA-256:
32c31d94f98ff1d9ea475cd7b5b482588f3a1f43f76a4309fad197a87f019a3a

Scanner detections:
9 / 68

Status:
Adware

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

Analysis date:
4/24/2024 1:02:10 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.SwiftBrowse
2014.11.22

Avira AntiVirus
Adware/BrowseFox.aol
7.11.188.28

AVG
Generic
2015.0.3283

Baidu Antivirus
Adware.MSIL.BrowseFox
4.0.3.141121

ESET NOD32
MSIL/BrowseFox.G potentially unwanted application
7.0.302.0

K7 AntiVirus
Adware
13.185.14098

Malwarebytes
PUP.Optional.BrowseStudio.A
v2014.11.21.09

Qihoo 360 Security
HEUR/QVM03.0.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Service.BrowseStudio.S
14.11.21.23

File size:
413.2 KB (423,152 bytes)

Product version:
1.0.5438.31268

Original file name:
BrowseStudio2014112201.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\browsestudio\updatebrowsestudio.exe

Digital Signature
Signed by:
BrowseStudio

Authority:
VeriSign, Inc.

Valid from:
9/1/2014 8:00:00 PM

Valid to:
9/2/2015 7:59:59 PM

Subject:
CN=BrowseStudio, O=BrowseStudio, L=San Diego, 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:
11AE532A33120159E1078A0D3EDE88C9

File PE Metadata
Compilation timestamp:
11/21/2014 8:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:56nkLubnmKwPcyI3e6Y8QBNlrgs+DyYiJNhAT6JQkQ6f+Rw95urGpfHEsR:wnkLLE3ebld+Dy7pafkQbFaZ

Entry address:
0x6713E

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:
5.8940

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

Code size:
404.5 KB (414,208 bytes)

Service
Display name:
Update BrowseStudio

Type:
Win32OwnProcess


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