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greygraybho.dll

GreyGray

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module greygraybho.dll by GreyGray has been detected as adware by 24 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘GreyGray’. 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:
GreyGray  (signed and verified)

Product:
GreyGray

Version:
1.0.0.3

MD5:
73320b99da03ea9ad73522f02a37281b

SHA-1:
ccaa8192fb8519d31ec07482736d9fb56acde07d

SHA-256:
4fc97788155c68ff303481d46b49bb211deef787cf944f5fb4708ae5d72e8fc4

Scanner detections:
24 / 68

Status:
Adware

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

Analysis date:
4/26/2024 11:21:50 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.BPlug
7.1.1

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.179.110

AVG
BrowseFox.F
2017.0.2834

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.16214

Comodo Security
Application.Win32.BrowseFox.JM
19833

Dr.Web
Trojan.BPlug.144
9.0.1.045

ESET NOD32
Win32/BrowseFox (variant)
10.10581

Fortinet FortiGate
Riskware/BrowseFox
2/14/2016

G Data
Win32.Application.BrowseFox
16.2.24

IKARUS anti.virus
not-a-virus:AdWare.Win32.Agent
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.184.13718

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.664

Malwarebytes
PUP.Optional.Greygray.A
v2016.02.14.03

McAfee
Artemis!D32937FE7932
5600.6490

NANO AntiVirus
Trojan.Win32.BPlug.dfogbn
0.28.2.62671

Qihoo 360 Security
HEUR/Malware.QVM30.Gen
1.0.0.1015

Quick Heal
AdWare.Agent.ahbx (Not a Virus)
2.16.12.00

Reason Heuristics
Adware.Yontoo.GreyGray (M)
16.2.14.3

Sophos
GreyGray
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
9325

Trend Micro House Call
TROJ_GEN.R0C1C0OJH14
7.2.45

Trend Micro
TROJ_GEN.R0C1C0OJH14
10.465.14

VIPRE Antivirus
Yontoo
34028

Zillya! Antivirus
Adware.Agent.Win32.9009
2.0.0.1775

File size:
244.3 KB (250,136 bytes)

Product version:
1.0.0.3

Copyright:
(c) GreyGray. All rights reserved.

Original file name:
GreyGrayIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\greygray\greygraybho.dll

Digital Signature
Signed by:
GreyGray

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 8:00:00 AM

Valid to:
9/20/2015 7:59:59 AM

Subject:
CN=GreyGray, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=GreyGray, 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:
23FF62A16C638B371A4AB98A8F876E8B

File PE Metadata
Compilation timestamp:
11/19/2014 1:35:43 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:5dhoO5HVf9iKQkpiUFjIliZe9eAxjN+rIaI7aD8ZfaZn:5F5HVfxQSineGUIGYZfaZn

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, 70, 30, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 04, 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, FC, A4, 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:
GreyGray

CLSID:
{ae60e6ed-49dd-4099-8b5e-386a4908d5d5}


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