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{0bd9bacb-0a2d-4412-900e-b2473afd87b4}w.sys

NetTock

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {0bd9bacb-0a2d-4412-900e-b2473afd87b4}w.sys by NetTock has been detected as adware by 20 anti-malware scanners. It runs as a Windows kernel mode device driver named “{0bd9bacb-0a2d-4412-900e-b2473afd87b4}w”. 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 NetTock)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
51039c8c13bb9a09065497e3bb70b29b

SHA-1:
e3f2b5e1473ced05c5777b4f9386235fce161695

SHA-256:
bfac360ea186a299f9a3cca6f1475e996f6c79e113d6dfa1c04857f4f8a6f7c5

Scanner detections:
20 / 68

Status:
Adware

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

Analysis date:
4/24/2024 9:21:08 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.S
367

Agnitum Outpost
PUA.BrowseFox
7.1.1

Avira AntiVirus
Adware/BrowseFox.A.1227
7.11.181.222

AVG
Generic
2017.0.2845

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1622

Bitdefender
Adware.SwiftBrowse.S
1.0.20.165

Clam AntiVirus
Win.Adware.Netfilter-134
0.98/21411

Emsisoft Anti-Malware
Adware.SwiftBrowse.S
8.16.02.02.07

F-Prot
W32/A-248e95ab
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.S
11.2016-02-02_3

G Data
Adware.SwiftBrowse
16.2.24

MicroWorld eScan
Adware.SwiftBrowse.S
17.0.0.99

NANO AntiVirus
Riskware.Win32.NetFilter.dgkdox
0.28.2.62841

nProtect
Adware.SwiftBrowse.S
14.06.13.01

Qihoo 360 Security
Win32/Virus.Adware.618
1.0.0.1015

Reason Heuristics
PUP.Yontoo.NetTock (M)
16.2.2.19

Trend Micro House Call
Suspicious_GEN.F47V0612
7.2.33

Vba32 AntiVirus
AdWare.Win64.Yotoon
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
34308

Zillya! Antivirus
Backdoor.CPEX.Win32.29350
2.0.0.1970

File size:
51.7 KB (52,920 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{0bd9bacb-0a2d-4412-900e-b2473afd87b4}w.sys

Digital Signature
Signed by:
NetTock

Authority:
VeriSign, Inc.

Valid from:
1/11/2014 9:00:00 PM

Valid to:
1/12/2015 8:59:59 PM

Subject:
CN=NetTock, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=NetTock, 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:
41BB672E3BDED612E4F80C8809E8DF4C

File PE Metadata
Compilation timestamp:
1/30/2014 9:45:28 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:oIsHpnKHCBSqUPJHKQpkJxpKwT2bcWiJmOtX3g2rp3lnPTZ:vsHRKHLJqQpkYwTsiTtXxtbZ

Entry address:
0xC03E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 62, 50, FF, FF, CC, CC, 74, C1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BC, C4, 00, 00, C0, A0, 00, 00, B4, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 12, C5, 00, 00, 00, A0, 00, 00, EC, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, AE, C8, 00, 00, 38, A0, 00, 00, C4, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A6, C9, 00, 00, 10, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, EA, C4, 00, 00, FE, C4, 00, 00, D6, C4...
 
[+]

Code size:
37 KB (37,888 bytes)

Driver
Display name:
{0bd9bacb-0a2d-4412-900e-b2473afd87b4}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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