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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 7 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{46183ba5-b8ed-40db-be57-6d0aafedc715}Gw64”.
Publisher:
StdLib  (signed by ViewPlay)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
6227cb4f1471ecd45310097a8047435c

SHA-1:
df1ce41de359fd1384aa876c1b645b879c36c55d

SHA-256:
4ba56fe7e5f5f5db6bb76d2017849783a12cbc12ec4e260f2946e4f632caa215

Scanner detections:
7 / 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 8:16:29 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3398

Dr.Web
Trojan.BPlug.123
9.0.1.0210

herdProtect (fuzzy)
variant of wstlibg64.sys (Adware)
2014.9.10.4

IKARUS anti.virus
AdWare.SpadeCast
t3scan.1.6.1.0

Reason Heuristics
PUP.ViewPlay.n
14.7.29.20

Sophos
BrowseSmart
4.98

VIPRE Antivirus
Threat.4150696
29800

File size:
59.7 KB (61,112 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\{46183ba5-b8ed-40db-be57-6d0aafedc715}gw64.sys

Digital Signature
Signed by:
ViewPlay

Authority:
VeriSign, Inc.

Valid from:
11/26/2013 5:00:00 PM

Valid to:
11/27/2014 4:59:59 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:
1/30/2014 5:45:30 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:Bot2dxF9O8ZF33iqiIy938bWp9XcfBvJkowidIr5MV:B9JRicy938ip9ea1jVc

Entry address:
0xF064

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, 2E, 20, FF, FF, CC, CC, 38, F2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 1C, F6, 00, 00, 60, C1, 00, 00, 28, F1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BE, F9, 00, 00, 50, C0, 00, 00, D8, F0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B6, FA, 00, 00, 00, C0, 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, FA, 00, 00, 00, 00, 00, 00, 86, FA, 00, 00...
 
[+]

Entropy:
5.9637

Code size:
46.5 KB (47,616 bytes)

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

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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