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{f9d2f209-1697-4837-85f2-d88e4c9f7c81}gw64.sys

wisen wizard

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {f9d2f209-1697-4837-85f2-d88e4c9f7c81}gw64.sys by wisen wizard has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a Windows 64-bit kernel mode device driver named “{f9d2f209-1697-4837-85f2-d88e4c9f7c81}Gw64”.
Publisher:
StdLib  (signed by wisen wizard)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
4b30cd0289c26dcd3c2237415d191135

SHA-1:
8fd98e5a20b1d657345a461221933a183db93032

SHA-256:
f542fc2d98f9fe7e03528f5b0467483d9e836986d5faba036fdacebfd6eb379a

Scanner detections:
1 / 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:
12/23/2024 11:32:45 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.12.12

File size:
59.7 KB (61,120 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\{f9d2f209-1697-4837-85f2-d88e4c9f7c81}gw64.sys

Digital Signature
Signed by:
wisen wizard

Authority:
VeriSign, Inc.

Valid from:
11/27/2013 7:00:00 AM

Valid to:
11/28/2014 6:59:59 AM

Subject:
CN=wisen wizard, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=wisen wizard, 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:
60C10E74C549776A696451A95399F2D5

File PE Metadata
Compilation timestamp:
1/31/2014 7:45:30 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

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...
 
[+]

Code size:
46.5 KB (47,616 bytes)

Driver
Display name:
{f9d2f209-1697-4837-85f2-d88e4c9f7c81}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.