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{6aa64cb0-6d72-46d1-9577-2fb102a773ef}gw64.sys

Webfuii

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {6aa64cb0-6d72-46d1-9577-2fb102a773ef}gw64.sys by Webfuii has been detected as adware by 13 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{6aa64cb0-6d72-46d1-9577-2fb102a773ef}Gw64”.
Publisher:
StdLib  (signed by Webfuii)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
1da293df73cbf8ef588cce373a579722

SHA-1:
b28efd059c77f575be5aa5761c623b9f58031f12

SHA-256:
995c2f6da6b4ba19b7849008fe17ed693412d868b8ba6654b9674533b3bce241

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/26/2024 5:53:30 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
616

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
Generic
2016.0.3094

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.745

Clam AntiVirus
Win.Adware.Swiftbrowse-497
0.98/21411

Dr.Web
Tool.NetFilter.313
9.0.1.0149

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
8.15.05.29.05

F-Secure
Adware.SwiftBrowse.CH
11.2015-29-05_6

G Data
Adware.SwiftBrowse.CH
15.5.24

MicroWorld eScan
Adware.SwiftBrowse.CH
16.0.0.447

nProtect
Adware.SwiftBrowse.CH
14.10.21.01

Reason Heuristics
PUP.Yontoo.Webfuii
15.5.29.17

VIPRE Antivirus
Trojan.Win32.Generic
34114

File size:
47.7 KB (48,824 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{6aa64cb0-6d72-46d1-9577-2fb102a773ef}gw64.sys

Digital Signature
Signed by:
Webfuii

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 2:00:00 AM

Valid to:
10/8/2014 1:59:59 AM

Subject:
CN=Webfuii, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Webfuii, 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:
658C92DE4B1AFFD7A1D69F49D0D049BA

File PE Metadata
Compilation timestamp:
9/22/2014 9:01:54 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lW7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD36uV:YFID6EGnLA8AFJTNEVmD64

Entry address:
0xC064

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, E2, 50, FF, FF, CC, CC, 78, C2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 54, C6, 00, 00, A0, 91, 00, 00, 28, C1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, DA, CA, 00, 00, 50, 90, 00, 00, D8, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, D2, CB, 00, 00, 00, 90, 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, B6, CB, 00, 00, 00, 00, 00, 00, A2, CB, 00, 00...
 
[+]

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{6aa64cb0-6d72-46d1-9577-2fb102a773ef}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.