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{825c5be7-672f-4c14-9929-48a3a5e1a660}gw64.sys

Rock Turner

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {825c5be7-672f-4c14-9929-48a3a5e1a660}gw64.sys by Rock Turner has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
StdLib  (signed by Rock Turner)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
e6889d897bd3aeab81867e471c411791

SHA-1:
286be655ac9e15f35936caa880043330904dd8f2

SHA-256:
dfc2fe84fbbf94f4382a2141349880676ac65c2bf02306597f4ba0da9dcead44

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:
4/19/2024 12:36:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.11.19

File size:
43.7 KB (44,736 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\{825c5be7-672f-4c14-9929-48a3a5e1a660}gw64.sys

Digital Signature
Signed by:
Rock Turner

Authority:
VeriSign, Inc.

Valid from:
3/14/2014 1:00:00 AM

Valid to:
3/15/2015 12:59:59 AM

Subject:
CN=Rock Turner, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Rock Turner, L=Santa Monica, 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:
71A33D3A2D147E26FB179221834AF81F

File PE Metadata
Compilation timestamp:
9/13/2014 1:33:02 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

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...
 
[+]

Code size:
30.5 KB (31,232 bytes)

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.