YontooIEClient.dll

Yontoo Layers Runtime (Drop Down Deals)

Yontoo LLC

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module YontooIEClient.dll by Yontoo has been detected as adware by 13 anti-malware scanners. This file is typically installed with the program Yontoo Layers Runtime (Drop Down Deals) 1.10.01 by Yontoo Technology, Inc. which is a potentially unwanted software program.
Publisher:
Yontoo LLC  (signed and verified)

Product:
Yontoo Layers Runtime (Drop Down Deals)

Version:
1.10.01

MD5:
4c4cdc5433c2203bddd20b49dff27c99

SHA-1:
d431400b50f5e58c7e47de675c851a255fa89cfc

SHA-256:
df8b8a144cc0ea3f450c97d527425b61071ad5517903bd49f48d50b079d0152e

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/25/2024 9:37:11 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Generic.504574
1029

Avira AntiVirus
SPR/Tool.195872
7.11.137.70

Baidu Antivirus
AdWare.Win32.Yontoo
4.0.3.14412

Bitdefender
Application.Generic.504574
1.0.20.510

Boost by Reason
Optional.Yontoo.O
188838

Comodo Security
Application.Win32.Yontoo.a
17933

Dr.Web
Adware.Siggen.24249
9.0.1.0102

ESET NOD32
Win32/Adware.Yontoo (variant)
8.9547

Fortinet FortiGate
Riskware/Yontoo
4/12/2014

G Data
Application.Generic.504574
14.4.24

MicroWorld eScan
Application.Generic.504574
15.0.0.306

Reason Heuristics
PUP.Yontoo.O
14.8.7.17

VIPRE Antivirus
Yontoo
27408

File size:
191.3 KB (195,872 bytes)

Product version:
1.10.01

Copyright:
Copyright (c) 2011 Yontoo LLC. All rights reserved.

Original file name:
YontooIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\yontoo layers\yontooieclient.dll

Digital Signature
Signed by:

Authority:
GoDaddy.com, Inc.

Valid from:
5/9/2011 3:10:37 PM

Valid to:
5/9/2012 3:10:37 PM

Subject:
CN=Yontoo LLC, O=Yontoo LLC, L=Carlsbad, S=CA, C=US

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
07E1F9EBCCC1AC

File PE Metadata
Compilation timestamp:
7/19/2011 4:09:40 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:SWFpVALO00DjSTzggQ5TbjT+B2hhwZq5MJPKwkKU7+tMWFfmybS+:SWFpVZ6TjID+B2Hw85MF9kKhB

Entry address:
0x126F7

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, C5, 65, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 8B, 45, 08, A3, D0, 8D, 02, 10, 5D, C3, 8B, FF, 55, 8B, EC, FF, 35, D0, 8D, 02, 10, FF, 15, 58, 01, 02, 10, 85, C0, 74, 0F, FF, 75, 08, FF, D0, 59, 85, C0, 74, 05, 33, C0, 40, 5D, C3, 33, C0, 5D, C3, 6A, 00, 68, 00, 10, 00, 00, 6A, 00, FF, 15, 50, 01, 02, 10, 33, C9, 85, C0, 0F, 95, C1, A3, D8, 8D, 02, 10, 8B, C1, C3, FF, 35, D8, 8D, 02, 10, FF, 15...
 
[+]

Entropy:
6.3452

Code size:
120 KB (122,880 bytes)

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

Yontoo is a web browser toolbar and extension that allows users to personalize their web experience when utilizing Internet Explorer, Mozilla Firefox, and Chrome.
www.dropdowndeals.com
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