home

{9d5747ee-0448-4681-8337-1555de75a3b6}gw64.sys

sizlsearch

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {9d5747ee-0448-4681-8337-1555de75a3b6}gw64.sys by sizlsearch has been detected as adware by 24 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{9d5747ee-0448-4681-8337-1555de75a3b6}Gw64”. 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 sizlsearch)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
c8fad072b57c1cb86e39146fe95889f5

SHA-1:
3e156f16b4cb1764b682b00099a49c265d3a0efb

SHA-256:
a4f64560b7088723c99231431e1737feef49b9432bcf551158d1f414c74a23e3

Scanner detections:
24 / 68

Status:
Adware

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

Analysis date:
4/25/2024 1:54:48 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.NetFilter.E
359

Agnitum Outpost
Trojan.BPlug
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2015.02.02

avast!
Win32:BrowseFox-FZ [PUP]
2014.9-160211

AVG
Slizearch
2017.0.2837

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.16211

Bitdefender
Adware.NetFilter.E
1.0.20.210

Clam AntiVirus
Win.Adware.Swiftbrowse-75
0.98/21511

Dr.Web
Trojan.BPlug.123
9.0.1.042

Emsisoft Anti-Malware
Adware.NetFilter
8.16.02.11.02

ESET NOD32
Win64/Riskware.NetFilter (variant)
10.11108

F-Prot
W64/A-e967bae2
v6.4.7.1.166

F-Secure
Adware.NetFilter.E
11.2016-11-02_5

G Data
Adware.NetFilter
16.2.25

IKARUS anti.virus
PUA.RiskWare.NetFilter
t3scan.1.7.8.0

McAfee
Artemis!24DB86F2A0BA
5600.6493

MicroWorld eScan
Adware.NetFilter.E
17.0.0.126

nProtect
Adware.NetFilter.E
15.01.30.01

Reason Heuristics
PUP.Yontoo.sizlsearch (M)
16.2.11.2

Sophos
BrowseSmart
4.98

Trend Micro House Call
HS_BROWSEFOX.SM
7.2.42

Trend Micro
HS_BROWSEFOX.SM
10.465.11

VIPRE Antivirus
Trojan.Win32.Generic
37178

Zillya! Antivirus
Adware.Yotoon.Win64.3
2.0.0.2051

File size:
59.7 KB (61,120 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\{9d5747ee-0448-4681-8337-1555de75a3b6}gw64.sys

Digital Signature
Signed by:
sizlsearch

Authority:
VeriSign, Inc.

Valid from:
11/14/2013 7:00:00 AM

Valid to:
11/15/2014 6:59:59 AM

Subject:
CN=sizlsearch, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=sizlsearch, 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:
14A03B7644CA6A74D050BBD6188EAA95

File PE Metadata
Compilation timestamp:
8/7/2014 6:52:18 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:Zot2dxF9O8ZF33iqiIy9387Hp9XcfBzSowidIvuRh:Z9JRicy938Lp9eW1jvC

Entry address:
0xF064

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, 2E, 20, FF, FF, CC, CC, 38, F2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 1C, F6, 00, 00, 60, C1, 00, 00, 28, F1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BE, F9, 00, 00, 50, C0, 00, 00, D8, F0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B6, FA, 00, 00, 00, C0, 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, FA, 00, 00, 00, 00, 00, 00, 86, FA, 00, 00...
 
[+]

Entropy:
5.9530

Code size:
46.5 KB (47,616 bytes)

Driver
Display name:
{9d5747ee-0448-4681-8337-1555de75a3b6}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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.