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{890a8319-7c6f-45e4-a506-152b8d2d9310}gw64.sys

Browse Burst

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {890a8319-7c6f-45e4-a506-152b8d2d9310}gw64.sys by Browse Burst has been detected as adware by 31 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{890a8319-7c6f-45e4-a506-152b8d2d9310}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 Browse Burst)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
ff06b4bf93ae9a436ffcd7517ce0caf4

SHA-1:
1380c631d1963cc4ac061de8e4cb564fdb0510d9

SHA-256:
1c9e21114b67bc754f185520040e36a616ae3bd1fd2abedd891aa889e93de41b

Scanner detections:
31 / 68

Status:
Adware

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

Analysis date:
4/25/2024 8:39:32 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CT
354

Agnitum Outpost
Trojan.BPlug
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2014.12.09

Avira AntiVirus
Adware/BrowseFox.yvf
7.11.193.172

avast!
Win32:BrowseFox-DF [PUP]
2014.9-160215

AVG
Brewurst
2017.0.2832

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.16215

Bitdefender
Adware.NetFilter.E
1.0.20.230

Bkav FE
W64.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Swiftbrowse-773
0.98/20560

Comodo Security
UnclassifiedMalware
20303

Dr.Web
Trojan.Yontoo.1741
9.0.1.046

Emsisoft Anti-Malware
Adware.SwiftBrowse.CT
8.16.02.15.08

ESET NOD32
Win64/Riskware.NetFilter (variant)
10.10845

F-Prot
W64/A-e967bae2
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.CT
11.2016-15-02_2

G Data
Adware.NetFilter
16.2.24

IKARUS anti.virus
AdWare.SpadeCast
t3scan.1.6.1.0

K7 AntiVirus
Trojan
13.186.14270

McAfee
Artemis!F4E6CE8C821A
5600.6488

MicroWorld eScan
Adware.NetFilter.E
17.0.0.138

Norman
Adware.SwiftBrowse.CT
11.20160215

nProtect
Adware.NetFilter.E
14.12.08.01

Panda Antivirus
Trj/CI.A
16.02.15.08

Reason Heuristics
PUP.Yontoo.BrowseBurst (M)
16.2.15.20

Sophos
BrowseSmart
4.98

SUPERAntiSpyware
Adware.NetFilter/Variant
9321

Trend Micro House Call
Suspicious_GEN.F47V0615
7.2.46

Trend Micro
TROJ_SPNV.03JA14
10.465.15

VIPRE Antivirus
Trojan.Win32.Generic
30398

Zillya! Antivirus
Adware.Yotoon.Win64.3
2.0.0.2000

File size:
60.2 KB (61,632 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\{890a8319-7c6f-45e4-a506-152b8d2d9310}gw64.sys

Digital Signature
Signed by:
Browse Burst

Authority:
VeriSign, Inc.

Valid from:
12/13/2013 7:00:00 PM

Valid to:
12/14/2014 6:59:59 PM

Subject:
CN=Browse Burst, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Browse Burst, 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:
5EBB22F5CE37ADB23A996080FB0E99D2

File PE Metadata
Compilation timestamp:
7/30/2014 3:31:58 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:dot2dxF9O8ZF33iqiIy938bWp9XcfBfyQ7owidIFcquE:d9JRicy938ip9efV1jyBE

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:
5.9357

Code size:
46.5 KB (47,616 bytes)

Driver
Display name:
{890a8319-7c6f-45e4-a506-152b8d2d9310}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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