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greygray.browserfilter.helper.dll

GreyGray

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module greygray.browserfilter.helper.dll by GreyGray has been detected as adware by 17 anti-malware scanners. 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)

MD5:
73c15d8d75106bdeb689702bf34b4b09

SHA-1:
ecc947fd59d1841c4f35bb32c1e8543a5cd2b1cf

SHA-256:
9a5ab940e5a0b352eafe1f262aa90c8101a3d327503ab277f5930e41e5e66fcf

Scanner detections:
17 / 68

Status:
Adware

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

Analysis date:
4/26/2024 11:08:24 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.189.64

avast!
Win32:BrowseFox-CM [PUP]
141119-1

AVG
GreyGray
2015.0.3277

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141128

Clam AntiVirus
Win.Adware.Kranet-1
0.98/21511

Dr.Web
Trojan.BPlug.296
9.0.1.05190

F-Prot
W32/A-30cb0858
v6.4.7.1.166

K7 AntiVirus
Riskware
13.186.14161

Kaspersky
not-a-virus:AdWare.Win32.Kranet
15.0.0.543

McAfee
BrowseFox.f
5600.6933

NANO AntiVirus
Riskware.Win32.Kranet.dczgjq
0.28.6.63726

nProtect
Trojan-Clicker/W32.Agent.398104
14.11.27.01

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

Reason Heuristics
Adware.Yontoo.GreyGray.BB
14.11.28.0

Vba32 AntiVirus
AdWare.Agent.aiwa
3.12.26.3

VIPRE Antivirus
Threat.4741131
35088

Zillya! Antivirus
Adware.Kranet.Win32.12
2.0.0.1995

File size:
388.8 KB (398,104 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\greygray\bin\greygray.browserfilter.helper.dll

Digital Signature
Signed by:
GreyGray

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 5:00:00 AM

Valid to:
9/20/2015 4:59:59 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:
11/28/2014 12:46:55 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:JRLdBzWsg2wx/LuLK4Cce91SsFbW8G+fjxpzwZ/Nep54m2dvYJSO4Asi7D25l0V:jLdHsLe/KJxW8GexpM1e4uoOcCD2wV

Entry address:
0x1A2DA

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, F5, 61, 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, 81, EC, 28, 03, 00, 00, A3, 40, D4, 05, 10, 89, 0D, 3C, D4, 05, 10, 89, 15, 38, D4, 05, 10, 89, 1D, 34, D4, 05, 10, 89, 35, 30, D4, 05, 10, 89, 3D, 2C, D4, 05, 10, 66, 8C, 15, 58, D4, 05, 10, 66, 8C, 0D, 4C, D4, 05, 10, 66, 8C, 1D, 28, D4, 05, 10, 66, 8C, 05, 24, D4, 05, 10, 66, 8C, 25, 20, D4, 05, 10, 66, 8C, 2D, 1C, D4, 05, 10, 9C, 8F, 05, 50, D4...
 
[+]

Code size:
174 KB (178,176 bytes)

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