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{a3f28269-ad17-41a8-b032-3e0313ef8979}w64.sys

Greener Web

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {a3f28269-ad17-41a8-b032-3e0313ef8979}w64.sys by Greener Web has been detected as adware by 36 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{a3f28269-ad17-41a8-b032-3e0313ef8979}w64”. 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:
StdLib  (signed by Greener Web)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
f4e0f4e3b7ec41c06b14bf291a163b4f

SHA-1:
83a339a3542491a9d6899f601bba901a1acfc20b

SHA-256:
2fa6e1a1efc09ce334970e5fbf3ba1298ef7daf866540069d6ffe30dce89cff5

Scanner detections:
36 / 68

Status:
Adware

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

Analysis date:
4/26/2024 12:06:07 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.AZ
355

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2014.09.26

Avira AntiVirus
Adware/BrowseFox.apo
7.11.201.148

avast!
Win32:BrowseFox-CG [PUP]
2014.9-160214

AVG
Greenerweb
2017.0.2833

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.16214

Bitdefender
Adware.SwiftBrowse.AZ
1.0.20.225

Bkav FE
W64.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Swiftbrowse-497
0.98/21511

Comodo Security
ApplicUnwnt
19470

Dr.Web
Trojan.BPlug.123
9.0.1.045

Emsisoft Anti-Malware
Adware.SwiftBrowse.AZ
8.16.02.14.01

ESET NOD32
Win64/BrowseFox.CG (variant)
10.11023

Fortinet FortiGate
Adware/BrowseFox
2/14/2016

F-Prot
W64/A-59c9c70a
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.AZ
11.2016-14-02_1

G Data
Adware.SwiftBrowse.AZ
16.2.24

IKARUS anti.virus
PUA.RiskWare.NetFilter
t3scan.1.7.8.0

K7 AntiVirus
Trojan
13.191.14661

Kaspersky
not-a-virus:AdWare.Win64.Yotoon
14.0.0.662

McAfee
Artemis!D2B75F65FD6A
5600.6489

MicroWorld eScan
Adware.SwiftBrowse.AZ
17.0.0.135

NANO AntiVirus
Riskware.Win64.Yotoon.dgpyig
0.30.0.64448

Norman
Adware.SwiftBrowse.AZ
11.20160214

nProtect
Adware.SwiftBrowse.AZ
15.01.16.01

Panda Antivirus
Trj/CI.A
16.02.14.01

Quick Heal
AdWare.Win64.r6 (Not a Virus)
2.16.14.00

Reason Heuristics
PUP.Yontoo.GreenerWeb (M)
16.2.14.13

Sophos
BrowseSmart
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
9324

Trend Micro House Call
TROJ_GEN.R08NC0OJJ14
7.2.45

Trend Micro
TROJ_GEN.R08NC0OJJ14
10.465.14

Vba32 AntiVirus
AdWare.Win64.Yotoon
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
36702

Zillya! Antivirus
Adware.Yotoon.Win64.14
2.0.0.2036

File size:
43.7 KB (44,736 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{a3f28269-ad17-41a8-b032-3e0313ef8979}w64.sys

Digital Signature
Signed by:
Greener Web

Authority:
VeriSign, Inc.

Valid from:
4/22/2014 1:00:00 AM

Valid to:
4/23/2015 12:59:59 AM

Subject:
CN=Greener Web, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Greener Web, 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:
5AE1591EB6D76718ADCE211DFB4D195B

File PE Metadata
Compilation timestamp:
9/13/2014 12:33:02 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:IgLmaZF8aSQ7DwZmEhzg8ClFHeDrTdRfsQCa5075YLwidHoaEykf:T5ZEQI8E7ClquaC759Ecf

Entry address:
0xB064

Entry point:
48, 83, EC, 28, 4C, 8B, C2, 4C, 8B, C9, E8, 95, FF, FF, FF, 49, 8B, D0, 49, 8B, C9, 48, 83, C4, 28, E9, C6, 60, FF, FF, CC, CC, 38, B2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 1C, B6, 00, 00, 60, 81, 00, 00, 28, B1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BE, B9, 00, 00, 50, 80, 00, 00, D8, B0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B6, BA, 00, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 9A, BA, 00, 00, 00, 00, 00, 00, 86, BA, 00, 00...
 
[+]

Code size:
30.5 KB (31,232 bytes)

Driver
Display name:
{a3f28269-ad17-41a8-b032-3e0313ef8979}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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