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{bb7b7a60-f574-47c2-8a0b-4c56f2da9802}gw64.sys

AdvanceElite

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {bb7b7a60-f574-47c2-8a0b-4c56f2da9802}gw64.sys by AdvanceElite has been detected as adware by 16 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{bb7b7a60-f574-47c2-8a0b-4c56f2da9802}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 AdvanceElite)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
1af5e94122859c7fcb84646cae166df6

SHA-1:
8177145cc68c665ef2bef018f1459af5396fe2bb

SHA-256:
5fe2d821f20ef5a81d09f2f4021cb8d8bd082aba1feb5af2c7afeb5b6a89d6d7

Scanner detections:
16 / 68

Status:
Adware

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

Analysis date:
4/29/2024 5:52:46 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.NetFilter.H
787

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
Generic
2015.0.3337

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.14129

Bitdefender
Adware.NetFilter.H
1.0.20.1715

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

Dr.Web
Tool.NetFilter.313
9.0.1.0343

Emsisoft Anti-Malware
Adware.NetFilter
8.14.12.09.06

ESET NOD32
Win64/BrowseFox (variant)
8.10620

F-Prot
W64/A-bd57be8c
v6.4.7.1.166

F-Secure
Adware.NetFilter.H
11.2014-09-12_3

G Data
Adware.NetFilter
14.12.24

herdProtect (fuzzy)
variant of {b0c7827f-c845-429a-833b-c2a798fc4fc3}gw64.sys (Adware)
2014.12.9.23

MicroWorld eScan
Adware.NetFilter.H
15.0.0.1029

nProtect
Adware.NetFilter.H
14.10.24.01

VIPRE Antivirus
Trojan.Win32.Generic
34232

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\{bb7b7a60-f574-47c2-8a0b-4c56f2da9802}gw64.sys

Digital Signature
Signed by:
AdvanceElite

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 1:00:00 AM

Valid to:
9/3/2015 12:59:59 AM

Subject:
CN=AdvanceElite, O=AdvanceElite, 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:
4E2E56B75E7E0844E10D5BE52CDF0E39

File PE Metadata
Compilation timestamp:
9/22/2014 8:01:54 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lb7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3ZnkFAW:VFID6EGnLA8AFJTNEVmDZkT

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:
6.3927

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{bb7b7a60-f574-47c2-8a0b-4c56f2da9802}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.