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{f365189d-3e18-4f01-8423-a1ed102ed962}w64.sys

Web Layers

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {f365189d-3e18-4f01-8423-a1ed102ed962}w64.sys by Web Layers has been detected as adware by 23 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{f365189d-3e18-4f01-8423-a1ed102ed962}w64”. 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 Web Layers)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
2b93461d113cdc76a309a48f88291383

SHA-1:
de91279ba41076034e2f460706cc9d8962118ac1

SHA-256:
588a9497190dc4b1bffce528bc72eb169b6e3a99c2afefb4317d4e928a3e8201

Scanner detections:
23 / 68

Status:
Adware

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

Analysis date:
4/18/2024 11:54:53 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
358

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
TR/Dropper.Gen
7.11.30.172

avast!
MSIL:BrowseFox-CE [PUP]
2014.9-160212

AVG
Adware AdPlugin
2017.0.2836

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.215

Bkav FE
W64.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Swiftbrowse-497
0.98/21411

Dr.Web
Trojan.Yontoo.1734
9.0.1.043

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
8.16.02.12.01

ESET NOD32
Win64/BrowseFox (variant)
10.10542

F-Prot
W64/A-59c9c70a
v6.4.7.1.166

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

G Data
Adware.SwiftBrowse.CH
16.2.25

K7 AntiVirus
Adware
13.203.15861

McAfee
Trojan.Artemis!A13B327A1D7A
5600.6492

MicroWorld eScan
Adware.SwiftBrowse.CH
17.0.0.129

Norman
Adware.SwiftBrowse.CH
11.20160212

nProtect
Adware.SwiftBrowse.CH
14.11.06.01

Reason Heuristics
PUP.Yontoo.WebLayers (M)
16.2.12.1

SUPERAntiSpyware
Adware.BrowseFox/Variant
9329

VIPRE Antivirus
Trojan.Win32.Generic
34592

Zillya! Antivirus
Adware.Yotoon.Win64.14
2.0.0.1977

File size:
47.7 KB (48,832 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Common path:
C:\Windows\System32\drivers\{f365189d-3e18-4f01-8423-a1ed102ed962}w64.sys

Digital Signature
Signed by:
Web Layers

Authority:
VeriSign, Inc.

Valid from:
7/31/2013 3:00:00 AM

Valid to:
8/1/2015 2:59:59 AM

Subject:
CN=Web Layers, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Web Layers, 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:
68B083249006BA50D35F50A8F44CD7D4

File PE Metadata
Compilation timestamp:
1/20/2015 4:24:31 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:l87G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3PD8us:eFID6EGnLA8AFJTNEVmDPYZ

Entry address:
0xC064

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, E2, 50, FF, FF, CC, CC, 78, C2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 54, C6, 00, 00, A0, 91, 00, 00, 28, C1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, DA, CA, 00, 00, 50, 90, 00, 00, D8, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, D2, CB, 00, 00, 00, 90, 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, B6, CB, 00, 00, 00, 00, 00, 00, A2, CB, 00, 00...
 
[+]

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{f365189d-3e18-4f01-8423-a1ed102ed962}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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