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{fef7f75c-f985-4250-96f9-8183cd04238b}gw.sys

SunriseBrowse

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {fef7f75c-f985-4250-96f9-8183cd04238b}gw.sys by SunriseBrowse has been detected as adware by 19 anti-malware scanners. It runs as a Windows kernel mode device driver named “{fef7f75c-f985-4250-96f9-8183cd04238b}Gw”. 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 SunriseBrowse)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
bb8741f2d23b6ee1872ce372987c79a4

SHA-1:
7f33d58cd79928c3299cb89d87e80ab4f74c8657

SHA-256:
c2e20aeffdb12f5bf59a99cda60f5877a77840b1615e06d364261efc3b69395c

Scanner detections:
19 / 68

Status:
Adware

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

Analysis date:
4/19/2024 10:13:35 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.BPlug
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2014.09.26

Avira AntiVirus
Adware/BrowseFox.A.168
7.11.172.140

AVG
Generic
2015.0.3305

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.141030

Clam AntiVirus
Win.Adware.Netfilter-134
0.98/21411

Comodo Security
Application.Win32.RiskWare.NetFilter.D
19527

Dr.Web
hacktool program Tool.NetFilter.313
9.0.1.05190

ESET NOD32
Win64/BrowseFox (variant)
8.10563

F-Prot
W32/A-0937c3f0
v6.4.7.1.166

IKARUS anti.virus
AdWare.SwiftBrowse
t3scan.1.7.5.0

McAfee
Artemis!F87071294AD1
5600.6961

NANO AntiVirus
Riskware.Win32.Yotoon.dfewso
0.28.2.62286

Qihoo 360 Security
Win32/Virus.Adware.618
1.0.0.1015

Reason Heuristics
PUP.SunriseBrowse.l
14.10.30.19

Trend Micro House Call
Suspicious_GEN.F47V0819
7.2.303

Vba32 AntiVirus
AdWare.Win64.Yotoon
3.12.26.3

VIPRE Antivirus
Yontoo
32948

Zillya! Antivirus
Adware.Yotoon.Win64.7
2.0.0.1915

File size:
42.1 KB (43,160 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{fef7f75c-f985-4250-96f9-8183cd04238b}gw.sys

Digital Signature
Signed by:
SunriseBrowse

Authority:
VeriSign, Inc.

Valid from:
8/5/2014 12:00:00 AM

Valid to:
8/5/2015 11:59:59 PM

Subject:
CN=SunriseBrowse, O=SunriseBrowse, 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:
0EB7B556E015257902A5C4786A7BEA23

File PE Metadata
Compilation timestamp:
9/22/2014 7:01:51 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:bN0457WBZwpHs63E+X7BIrTsCEziDH+JgrVJdd/u2q:hhUcpH/0+LCf7EziDHhdI2q

Entry address:
0xA03E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 20, 70, FF, FF, CC, CC, 94, A1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, CE, A4, 00, 00, E0, 80, 00, 00, B4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 24, A5, 00, 00, 00, 80, 00, 00, EC, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A4, A9, 00, 00, 38, 80, 00, 00, C4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 9C, AA, 00, 00, 10, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, FC, A4, 00, 00, 10, A5, 00, 00, E8, A4...
 
[+]

Code size:
28 KB (28,672 bytes)

Driver
Display name:
{fef7f75c-f985-4250-96f9-8183cd04238b}Gw

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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