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browsefoxbho.dll

BrowseFox

Browse Fox

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module browsefoxbho.dll by Browse Fox has been detected as adware by 15 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘BrowseFox’. 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:
Browse Fox  (signed and verified)

Product:
BrowseFox

Version:
1.0.0.1

MD5:
cf1e335ce78ec6580a173a54dc98dac1

SHA-1:
ff4ed6f2073f5489b0771ab45139f584a6b31438

SHA-256:
022248fa845bde3fce0b74b6698096565ebf6212831e89ad485c7e7e6f7899d5

Scanner detections:
15 / 68

Status:
Adware

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

Analysis date:
4/20/2024 12:42:23 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
MalSign.Skodna.BrowseFox
2014.0.3615

Boost by Reason
Optional.BHO.BrowseFox.M
188838

Comodo Security
Application.Win32.Altbrowse.AK
17527

Dr.Web
Adware.Searcher.2574
9.0.1.0358

ESET NOD32
Win32/BrowseFox
7.9097

Fortinet FortiGate
Adware/Agent
3/3/2014

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.4228

Malwarebytes
PUP.Optional.BrowseFox.A
v2013.12.24.02

McAfee
Artemis!FF1167D31260
5600.7219

NANO AntiVirus
Riskware.Win32.Agent.crkvek
0.28.0.57630

Reason Heuristics
Adware.Yontoo.BHO.M
14.8.7.21

Sophos
Generic PUA JE
4.97

Trend Micro House Call
TROJ_GEN.F47V0908
7.2.358

Vba32 AntiVirus
AdWare.Agent
3.12.24.3

VIPRE Antivirus
Yontoo
23742

File size:
243.8 KB (249,632 bytes)

Product version:
1.0.0.1

Copyright:
(c) Browse Fox. All rights reserved.

Original file name:
BrowseFoxIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\browsefox\browsefoxbho.dll

Digital Signature
Signed by:
Browse Fox

Authority:
VeriSign, Inc.

Valid from:
7/30/2013 7:00:00 AM

Valid to:
7/31/2014 6:59:59 AM

Subject:
CN=Browse Fox, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Browse Fox, 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:
3DA9F504A9E9628C2224F40C9EA90C86

File PE Metadata
Compilation timestamp:
9/25/2013 8:18:39 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:ljBydpP7k/hm4wBuRilBD/dNjwnmdRpjv+C1IaIlwzXoyyi:ljBMk9iuON1dHrZ1IyT7yi

Entry address:
0x12844

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, 30, 2D, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 24, 68, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 8C, A1, 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...
 
[+]

Entropy:
6.3662

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
BrowseFox

CLSID:
{b9507101-e464-4b3b-a4cb-291aaedd94f2}


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