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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 19 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘BrowseStudio’. 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:
1.0.0.3

MD5:
500a344931e1c9d84ab030ce7824c730

SHA-1:
97ae8d0e5e7143fcc87544f4cf2fb06af38d9843

SHA-256:
76b4160ee7460770e2d07f1ff54189230f0c25dfb5a926e9e58e58c22590c52b

Scanner detections:
19 / 68

Status:
Adware

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

Analysis date:
11/24/2024 10:46:33 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CS
803

Avira AntiVirus
Adware/BrowseFox.aol
7.11.188.94

AVG
BrowseFox.F
2015.0.3281

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141124

Bitdefender
Adware.SwiftBrowse.CS
1.0.20.1640

Comodo Security
Application.Win32.BrowseFox.JM
20178

Dr.Web
Trojan.BPlug.167
9.0.1.0328

Emsisoft Anti-Malware
Adware.SwiftBrowse.CS
8.14.11.24.11

ESET NOD32
Win32/BrowseFox (variant)
8.10770

F-Secure
Adware.SwiftBrowse.CS
11.2014-24-11_2

G Data
Adware.SwiftBrowse.CS
14.11.24

K7 AntiVirus
Trojan
13.185.14113

Malwarebytes
PUP.Optional.BrowseStudio.A
v2014.11.24.11

McAfee
BrowseFox-FRR
5600.6937

MicroWorld eScan
Adware.SwiftBrowse.CS
15.0.0.984

NANO AntiVirus
Trojan.Win32.BPlug.dfohwl
0.28.6.63474

Panda Antivirus
Trj/CI.A
14.11.24.11

Qihoo 360 Security
HEUR/QVM30.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.BHO.BrowseStudio.P
14.11.24.11

File size:
244.7 KB (250,608 bytes)

Product version:
1.0.0.3

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 3:00:00 AM

Valid to:
9/3/2015 2:59:59 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:
11/23/2014 7:32:11 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:2n6oqa7ZcJ83Z2qJC0SzN+3aR4id15+s+xIaI3YvwxL5:2Oa7Zce3BCR/wxIoIxL5

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

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


The file browsestudiobho.dll has been discovered within the following program.

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
 
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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

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