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browsestudiobho.dll

BrowseStudio

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module browsestudiobho.dll by BrowseStudio has been detected as adware by 21 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘BrowseStudio 1.0.0.4’. This file is typically installed with the program BrowseStudio by Yontoo Technology, Inc. which is a potentially unwanted software program. 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)

Product:
BrowseStudio

Version:
1.0.0.4

MD5:
375c3cd59b32c34a652c54630de51652

SHA-1:
99615569bbe336f8113cba3f0988ecb34404f9c9

SHA-256:
79a6f82cc888a7cfee3cda29174a1523f5d46153d9c9f919cb748e0cfe9dc06e

Scanner detections:
21 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
11/24/2024 10:27:44 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CS
800

Avira AntiVirus
Adware/BrowseFox.aol
7.11.189.0

AVG
Adware BrowseFox.F
2014.0.4189

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141126

Bitdefender
Adware.SwiftBrowse.CS
1.0.20.1650

Comodo Security
Application.Win32.BrowseFox.JM
20199

Dr.Web
Trojan.BPlug.167
9.0.1.05190

Emsisoft Anti-Malware
Adware.SwiftBrowse.CS
9.0.0.4570

ESET NOD32
Win32/BrowseFox.O potentially unwanted application
7.0.302.0

F-Secure
Adware.SwiftBrowse.CS
11.2014-26-11_4

G Data
Adware.SwiftBrowse.CS
14.11.24

K7 AntiVirus
Trojan
13.186.14150

Malwarebytes
PUP.Optional.BrowseStudio.A
v2014.11.26.08

McAfee
BrowseFox-FRR
5600.6934

MicroWorld eScan
Adware.SwiftBrowse.CS
15.0.0.990

NANO AntiVirus
Trojan.Win32.BPlug.dfohwl
0.28.6.63726

nProtect
Adware.SwiftBrowse.CS
14.11.26.01

Panda Antivirus
Trj/CI.A
14.11.26.08

Qihoo 360 Security
Win32/Virus.Adware.240
1.0.0.1015

Reason Heuristics
PUP.BHO.BrowseStudio.P
14.11.26.6

Vba32 AntiVirus
AdWare.SwiftBrowse
3.12.26.3

File size:
244.7 KB (250,608 bytes)

Product version:
1.0.0.4

Copyright:
(c) BrowseStudio. All rights reserved.

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\browsestudio\browsestudiobho.dll

Digital Signature
Signed by:
BrowseStudio

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 2:00:00 AM

Valid to:
9/3/2015 1:59:59 AM

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:
11/26/2014 7:45:11 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:Ln6oqa7ZcJ83Z2qJC0SzN+3aR4id15+s+xIaIaY2HpLH:LOa7Zce3BCR/wxIVgpLH

Entry address:
0x12854

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 41, 8D, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 90, 30, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 44, 78, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 1C, A5, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
BrowseStudio 1.0.0.4

CLSID:
{1e9e0e98-4ab7-40b0-a0ce-69105c1b7c92}


The file browsestudiobho.dll 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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The file browsestudiobho.dll has been seen being distributed by the following URL.

http://install-cdn.browsestudio.com/bed?bet=3

Remove browsestudiobho.dll - Powered by Reason Core Security
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