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{46183ba5-b8ed-40db-be57-6d0aafedc715}gw64.sys

ViewPlay

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {46183ba5-b8ed-40db-be57-6d0aafedc715}gw64.sys by ViewPlay has been detected as adware by 21 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{46183ba5-b8ed-40db-be57-6d0aafedc715}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 ViewPlay)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
f7e7859505a56bf41f10c89ddba5e201

SHA-1:
ad1d7ac07e885b0e1761b80ec844c0f8d2c670f3

SHA-256:
2108ea1a340c6dacd5e523a8deb86daf748778f9784930a1ac9f378298d34ec6

Scanner detections:
21 / 68

Status:
Adware

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

Analysis date:
4/19/2024 8:06:43 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
833

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2014.08.28

AVG
Generic
2015.0.3311

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.1485

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

Dr.Web
Tool.NetFilter.313
9.0.1.0297

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
8.14.10.24.04

ESET NOD32
Win64/BrowseFox.BJ (variant)
8.10589

Fortinet FortiGate
Adware/BrowseFox
10/24/2014

F-Secure
Adware.SwiftBrowse.CH
11.2014-24-10_6

G Data
Adware.SwiftBrowse.CH
14.10.24

IKARUS anti.virus
AdWare.SpadeCast
t3scan.1.6.1.0

McAfee
Artemis!F7E7859505A5
5600.6967

MicroWorld eScan
Adware.SwiftBrowse.CH
15.0.0.891

nProtect
Adware.SwiftBrowse.CH
14.10.19.01

Reason Heuristics
PUP.ViewPlay.n
14.10.24.16

Sophos
BrowseSmart
4.98

Trend Micro House Call
Suspicious_GEN.F47V0615
7.2.297

VIPRE Antivirus
Trojan.Win32.Generic
34092

Zillya! Antivirus
Adware.Yotoon.Win64.3
2.0.0.1903

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\{46183ba5-b8ed-40db-be57-6d0aafedc715}gw64.sys

Digital Signature
Signed by:
ViewPlay

Authority:
VeriSign, Inc.

Valid from:
11/26/2013 7:00:00 PM

Valid to:
11/27/2014 6:59:59 PM

Subject:
CN=ViewPlay, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=ViewPlay, 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:
0F9F45EC13C318E3C0F42DA156EA0A92

File PE Metadata
Compilation timestamp:
9/22/2014 3:01:54 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lF7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3Eg5H9:fFID6EGnLA8AFJTNEVmDEmH9

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...
 
[+]

Entropy:
6.3937

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{46183ba5-b8ed-40db-be57-6d0aafedc715}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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