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{6f09b74e-8891-4e0d-bd26-518526a5967f}gw64.sys

StormVade

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {6f09b74e-8891-4e0d-bd26-518526a5967f}gw64.sys by StormVade has been detected as adware by 25 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{6f09b74e-8891-4e0d-bd26-518526a5967f}Gw64”. 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 StormVade)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
5a662383e963600a3abe9d5abd00a36d

SHA-1:
803890466ca61d83afb7bf9b91b91e3a8bd0b712

SHA-256:
bfe2deb7b5c7b67766380bda4bf62431458c5cd0f36dc595d181117605b2cf78

Scanner detections:
25 / 68

Status:
Adware

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

Analysis date:
4/20/2024 1:13:38 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.L
869

Agnitum Outpost
Riskware.NetFilter
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2014.09.19

avast!
Win64:Malware-gen
2014.9-141126

AVG
Generic
2015.0.3347

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141126

Bitdefender
Adware.SwiftBrowse.L
1.0.20.1310

Comodo Security
UnclassifiedMalware
18740

Dr.Web
hacktool program Tool.NetFilter.1
9.0.1.0261

Emsisoft Anti-Malware
Adware.SwiftBrowse.L
8.14.09.19.08

ESET NOD32
Win64/Riskware.NetFilter.F application
8.7.0.302.0

F-Secure
Adware.SwiftBrowse.L
11.2014-26-11_4

G Data
Adware.SwiftBrowse
14.9.24

herdProtect (fuzzy)
variant of {3c3ae2b4-4a36-40c4-a356-ffc1820b7ece}gw64.sys (Adware)
2014.11.26.9

IKARUS anti.virus
AdWare.SpadeCast
t3scan.1.6.1.0

Malwarebytes
PUP.Optional.NetFilter
v2014.11.26.04

McAfee
Artemis!2EFBEE200F8A
5600.6935

MicroWorld eScan
Adware.SwiftBrowse.L
15.0.0.786

nProtect
Adware.SwiftBrowse.L
14.05.23.01

Qihoo 360 Security
Win32/Trojan.RiskWare.a25
1.0.0.1015

Reason Heuristics
PUP.StormVade.n
14.9.18.20

Sophos
BrowseSmart
4.98

Trend Micro House Call
TROJ_GEN.F47V0523
7.2.330

VIPRE Antivirus
Trojan.Win32.Generic
29520

Zillya! Antivirus
Adware.Yotoon.Win64.3
2.0.0.1901

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\{6f09b74e-8891-4e0d-bd26-518526a5967f}gw64.sys

Digital Signature
Signed by:
StormVade

Authority:
VeriSign, Inc.

Valid from:
3/18/2014 8:00:00 PM

Valid to:
3/19/2015 7:59:59 PM

Subject:
CN=StormVade, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=StormVade, 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:
580E6F6DF14BEEAC50D8DBB28A4CFF19

File PE Metadata
Compilation timestamp:
9/12/2014 7:33:02 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:4gLmaZF8aSQ7DwZmEhzg8ClFHeDrTdRfsQCa5075YLwidH44U:D5ZEQI8E7ClquaC759EJU

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...
 
[+]

Entropy:
6.3752

Code size:
30.5 KB (31,232 bytes)

Driver
Display name:
{6f09b74e-8891-4e0d-bd26-518526a5967f}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.