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{b1ce3ece-1927-4e6e-b064-2f9628964a7a}w.sys

HypeNet

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {b1ce3ece-1927-4e6e-b064-2f9628964a7a}w.sys by HypeNet has been detected as adware by 17 anti-malware scanners. It runs as a Windows kernel mode device driver named “{b1ce3ece-1927-4e6e-b064-2f9628964a7a}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 HypeNet)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
ac934d4563e9ffda5313e112052a22f6

SHA-1:
8a829664c399d65c22cc5c1c37873badb6cfa1f8

SHA-256:
eab9c7d025818f24fd46ae8f3e8f4b5652847e737678be2f0c7bd5ff5eca7d1d

Scanner detections:
17 / 68

Status:
Adware

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

Analysis date:
4/26/2024 10:35:56 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.S
358

Agnitum Outpost
PUA.Yotoon
7.1.1

AVG
Generic
2017.0.2836

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.16212

Bitdefender
Adware.SwiftBrowse.S
1.0.20.215

Dr.Web
Trojan.BPlug.123
9.0.1.043

Emsisoft Anti-Malware
Adware.SwiftBrowse.S
8.16.02.12.03

F-Secure
Adware.SwiftBrowse.S
11.2016-12-02_6

G Data
Adware.SwiftBrowse
16.2.24

McAfee
Artemis!84C7BB87C9DD
5600.6492

MicroWorld eScan
Adware.SwiftBrowse.S
17.0.0.129

NANO AntiVirus
Riskware.Win32.Yotoon.ddghtt
0.28.2.61721

nProtect
Adware.SwiftBrowse.S
14.06.13.01

Reason Heuristics
PUP.Yontoo.HypeNet (M)
16.2.12.3

Trend Micro House Call
Suspicious_GEN.F47V0612
7.2.43

Vba32 AntiVirus
AdWare.Win64.Yotoon
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
30298

File size:
42.2 KB (43,192 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win32 SYS)

Common path:
C:\Windows\System32\drivers\{b1ce3ece-1927-4e6e-b064-2f9628964a7a}w.sys

Digital Signature
Signed by:
HypeNet

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 3:00:00 AM

Valid to:
1/10/2015 2:59:59 AM

Subject:
CN=HypeNet, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=HypeNet, 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:
1FBAF70F51194AE01BD4FAB2931DA43A

File PE Metadata
Compilation timestamp:
11/6/2014 8:36:01 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:KN0457WBZwpHs63E+X7BIrTsCEziDH+JgrVJddZu:ehUcpH/0+LCf7EziDHhdS

Entry address:
0xA03E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 20, 70, FF, FF, CC, CC, 94, A1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, CE, A4, 00, 00, E0, 80, 00, 00, B4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 24, A5, 00, 00, 00, 80, 00, 00, EC, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A4, A9, 00, 00, 38, 80, 00, 00, C4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 9C, AA, 00, 00, 10, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, FC, A4, 00, 00, 10, A5, 00, 00, E8, A4...
 
[+]

Code size:
28 KB (28,672 bytes)

Driver
Display name:
{b1ce3ece-1927-4e6e-b064-2f9628964a7a}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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