sizlsearchbho.dll

sizlsearch

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module sizlsearchbho.dll by sizlsearch has been detected as adware by 34 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘sizlsearch’. This file is typically installed with the program sizlsearch 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:
sizlsearch  (signed and verified)

Product:
sizlsearch

Version:
1.0.0.3

MD5:
e9e593c8ec59f9f0f9844f9d0423b580

SHA-1:
c050345af75d8e09e0c443c9901bbc0733664b7f

SHA-256:
a16875dbb568e3ac406b38a4afa8b78a9ccd4669583311ae3e9b77831b56aa2b

Scanner detections:
34 / 68

Status:
Adware

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

Analysis date:
8/6/2025 3:07:31 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.BHO.Agent.4
888

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Adware/Win32.Agent
2014.07.15

Avira AntiVirus
APPL/BrowseFox.Gen2
7.11.170.42

AVG
BrowseFox.F
2015.0.3366

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.14831

Bitdefender
Gen:Variant.Adware.BHO.Agent.4
1.0.20.1215

Comodo Security
Application.Win32.Altbrowse.AK
18371

Dr.Web
Trojan.BPlug.141
9.0.1.0243

Emsisoft Anti-Malware
Gen:Variant.Adware.BHO.Agent
8.14.08.31.10

ESET NOD32
Win32/BrowseFox (variant)
8.10341

Fortinet FortiGate
Adware/Agent
8/31/2014

F-Prot
W32/BadBHO.AW.gen
v6.4.7.1.166

F-Secure
Gen:Variant.Adware.BHO.Agent.4
11.2014-31-08_1

G Data
Gen:Variant.Adware.BHO.Agent
14.8.24

IKARUS anti.virus
AdWare.BrowseFox
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.176.11663

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.3323

Malwarebytes
PUP.Optional.Sizlsearch.A
v2014.08.31.10

McAfee
Artemis!E9E593C8EC59
5600.7022

MicroWorld eScan
Gen:Variant.Adware.BHO.Agent.4
15.0.0.729

NANO AntiVirus
Trojan.Win32.BPlug.dedpsr
0.28.2.61861

nProtect
Trojan-Clicker/W32.Agent.249632.B
14.07.06.01

Panda Antivirus
Trj/CI.A
14.08.31.10

Qihoo 360 Security
HEUR/Malware.QVM30.Gen
1.0.0.1015

Quick Heal
AdWare.Agent.r5 (Not a Virus)
8.14.14.00

Reason Heuristics
Adware.Yontoo.sizlsearch.N
14.8.31.10

Sophos
Generic PUA EN
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
10388

Trend Micro House Call
TROJ_GEN.F47V0327
7.2.243

Vba32 AntiVirus
AdWare.Agent
3.12.26.0

VIPRE Antivirus
Yontoo
32698

ViRobot
Adware.Agent.249632.H
2011.4.7.4223

Zillya! Antivirus
Adware.Agent.Win32.9011
2.0.0.1794

File size:
244.3 KB (250,144 bytes)

Product version:
1.0.0.3

Copyright:
(c) sizlsearch. All rights reserved.

Original file name:
sizlsearchIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\sizlsearch\sizlsearchbho.dll

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
11/14/2013 8:00:00 AM

Valid to:
11/15/2014 7:59:59 AM

Subject:
CN=sizlsearch, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=sizlsearch, 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:
14A03B7644CA6A74D050BBD6188EAA95

File PE Metadata
Compilation timestamp:
8/28/2014 4:07:01 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:zdJoBzQQJx4Bagz/SkFP9nD+uTTci+0IaIlAhi9Jg:z6zQQJxyay/SMTImw9Jg

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, 80, 30, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 24, 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, 0C, 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...
 
[+]

Entropy:
6.3620

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
sizlsearch

CLSID:
{36d96925-abfa-4eb8-b630-305e905a930d}


The file sizlsearchbho.dll has been discovered within the following programs.

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
sizlsearch  by Yontoo Technology, Inc.
sizlsearch is an adware application that is distributed by Yontoo, a division of Sambreel Holdings based in Carlsbad, CA. It is a rebrand of the various other web browser extensions that Yontoo delivers all with similar names. The program is included as part of a download bundle.
sizlsearch.net/support
84% remove it
 
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The file sizlsearchbho.dll has been seen being distributed by the following URL.

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