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{735c7dda-e3b7-44f2-8521-a39cc0d289b2}gw64.sys

DoughGo

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {735c7dda-e3b7-44f2-8521-a39cc0d289b2}gw64.sys by DoughGo has been detected as adware by 25 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{735c7dda-e3b7-44f2-8521-a39cc0d289b2}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 DoughGo)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
9130948488cddea0325b6df546201f1c

SHA-1:
7993d257425cb99e359e181abc8872bf5c82040e

SHA-256:
0d4a305ebd2ed770fd9fa781bf8c0672e59a489ab25409a741de6181d426c366

Scanner detections:
25 / 68

Status:
Adware

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

Analysis date:
4/24/2024 7:12:32 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.NetFilter.E
365

Agnitum Outpost
Trojan.BPlug
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2015.03.11

avast!
Win32:BrowseFox-HZ [PUP]
2014.9-160204

AVG
Webpade
2017.0.2843

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1624

Bitdefender
Adware.SwiftBrowse.L
1.0.20.175

Clam AntiVirus
Win.Adware.Swiftbrowse-75
0.98/20172

Dr.Web
Trojan.BPlug.123
9.0.1.035

Emsisoft Anti-Malware
Adware.NetFilter
8.16.02.04.05

ESET NOD32
Win64/BrowseFox.AL (variant)
10.10577

F-Prot
W64/A-e967bae2
v6.4.7.1.166

F-Secure
Adware.NetFilter.E
11.2016-04-02_5

G Data
Adware.SwiftBrowse
16.2.24

IKARUS anti.virus
AdWare.SpadeCast
t3scan.1.7.5.0

McAfee
Artemis!FA7B5BC3E4C2
5600.6499

MicroWorld eScan
Adware.SwiftBrowse.L
17.0.0.105

Norman
Adware.NetFilter.E
11.20160204

nProtect
Adware.SwiftBrowse.L
14.05.23.01

Reason Heuristics
PUP.Yontoo.DoughGo (M)
16.2.4.17

Sophos
BrowseSmart
4.98

Trend Micro House Call
Suspicious_GEN.F47V0807
7.2.35

Trend Micro
HS_BROWSEFOX.SM
10.465.04

VIPRE Antivirus
Adware.SwiftBrowse
32252

Zillya! Antivirus
Adware.Yotoon.Win64.3
2.0.0.1897

File size:
43.7 KB (44,728 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Common path:
C:\Windows\System32\drivers\{735c7dda-e3b7-44f2-8521-a39cc0d289b2}gw64.sys

Digital Signature
Signed by:
DoughGo

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 4:00:00 AM

Valid to:
1/10/2015 3:59:59 AM

Subject:
CN=DoughGo, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=DoughGo, 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:
43D6FB9D3D742CDE988B02EC2BD25188

File PE Metadata
Compilation timestamp:
9/13/2014 3:33:02 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:tgLmaZF8aSQ7DwZmEhzg8ClFHeDrTdRfsQCa5075YLwidHAGk:+5ZEQI8E7ClquaC759Eu

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:
6.3762

Code size:
30.5 KB (31,232 bytes)

Driver
Display name:
{735c7dda-e3b7-44f2-8521-a39cc0d289b2}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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