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browsestudiouninstall.exe

BrowseStudio

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application browsestudiouninstall.exe by BrowseStudio has been detected as adware by 8 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. This is the uninstaller utility registered in the Windows Control Panel for the program BrowseStudio by BrowseStudio. Additionally, the file is typically installed by a number of programs including Buzzdock by Alactro LLC and BrowseStudio by Yontoo Technology, Inc., both potentially unwanted software. 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)

MD5:
c26720e2f38235d083b83e31b4b99859

SHA-1:
a44b0066b5f53a9208e307b4ebde7c3f2abe1f41

SHA-256:
68b9e11e10c232e8715e181cf46fe0e3caf9c42d467fb1c3fd4f7b0528b22ebb

Scanner detections:
8 / 68

Status:
Adware

Explanation:
This is the installer/uninstaller for the Yontoo branded (browsestudio) adware program. The main protgram is desigend to deliver advertisements to the user's web browser through injection.

Analysis date:
4/19/2024 11:10:17 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/BrowseFox.aol
7.11.188.28

avast!
BrowseFox-D [PUP]
141119-1

AVG
Generic
2015.0.3283

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141122

ESET NOD32
Win32/BrowseFox.C potentially unwanted application
7.0.302.0

Qihoo 360 Security
Win32/Virus.Adware.240
1.0.0.1015

Reason Heuristics
PUP.BrowseStudio.V
14.11.22.0

VIPRE Antivirus
Threat.4150696
35010

File size:
253 KB (259,056 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
BrowseStudio

Authority:
VeriSign, Inc.

Valid from:
9/1/2014 5:00:00 PM

Valid to:
9/2/2015 4:59:59 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:
12/5/2009 2:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:8Z+11CyxxrMy/1RWBT52Yq18YxsiVkPQNwZm/G/Hcnm:eyxxrMs1s15QkIp/G/8m

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8706

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

Program Uninstaller
Program name:
BrowseStudio

Display publisher:
BrowseStudio

Display version:
2014.11.21.222122

Uninstall string:
C:\Program Files (x86)\BrowseStudio\BrowseStudiouninstall.exe


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

BrowseStudio  by Yontoo Technology, Inc.
BrowseStudio is an adware program (supported by various types of advertising) that is usually bundled by third party installers and download managers.
browsestudio.com/support
81% remove it
Buzzdock  by Alactro LLC
This is a web browser extension that injects advertising. From the EULA: "Buzzdock is free to download and use. Buzzdock is supported by advertising, and users will see additional ads on websites where Buzzdock features operate.
www.buzzdock.com/faq-support
79% remove it
 
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