{fb92e7a9-ee13-44c3-a51b-600382fe9211}w64.sys

middle pages

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {fb92e7a9-ee13-44c3-a51b-600382fe9211}w64.sys by middle pages has been detected as adware by 23 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{fb92e7a9-ee13-44c3-a51b-600382fe9211}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 middle pages)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
1dae7d83ae430ceb9f6a53b1dd8ee3d4

SHA-1:
f10d0a596172c5a3fce19759eee0ce6bc3a0611a

SHA-256:
86049453edb03cf8baa0af428bae7f6215d9ff76caea6e0461b16d433b53feae

Scanner detections:
23 / 68

Status:
Adware

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

Analysis date:
4/26/2024 7:06:43 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
741

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
Generic
2016.0.3219

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.15125

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.125

Clam AntiVirus
Win.Adware.Swiftbrowse-497
0.98/21511

Dr.Web
Tool.NetFilter.313
9.0.1.025

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
8.15.01.25.02

ESET NOD32
Win64/BrowseFox.CG (variant)
9.10961

Fortinet FortiGate
Adware/BrowseFox
1/25/2015

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

F-Secure
Adware.SwiftBrowse.CH
11.2015-25-01_1

G Data
Adware.SwiftBrowse.CH
15.1.24

K7 AntiVirus
Trojan
13.1814525

McAfee
Artemis!1DAE7D83AE43
5600.6875

MicroWorld eScan
Adware.SwiftBrowse.CH
16.0.0.75

NANO AntiVirus
Riskware.Win64.NetFilter.dlcbof
0.30.0.64448

nProtect
Adware.SwiftBrowse.CH
15.01.02.01

Reason Heuristics
PUP.Yontoo
15.1.25.2

Rising Antivirus
PE:Trojan.Win32.Generic.17DC7D91!400326033
23.00.65.15123

Trend Micro House Call
Suspicious_GEN.F47V1227
7.2.25

VIPRE Antivirus
Trojan.Win32.Generic
36360

Zillya! Antivirus
Adware.Yotoon.Win64.14
2.0.0.2025

File size:
47.6 KB (48,784 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{fb92e7a9-ee13-44c3-a51b-600382fe9211}w64.sys

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
10/7/2014 7:00:00 AM

Valid to:
10/3/2015 6:59:59 AM

Subject:
CN=middle pages, O=middle pages, 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:
01FD540333A96486522A2EDFD3C2E0B3

File PE Metadata
Compilation timestamp:
12/21/2014 4:23:04 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:l17G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3fEgm:fFID6EGnLA8AFJTNEVmDi

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...
 
[+]

Entropy:
6.3936

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{fb92e7a9-ee13-44c3-a51b-600382fe9211}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI