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{345422e3-72fa-447a-9550-97803edfacf3}w.sys

secretsauce

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {345422e3-72fa-447a-9550-97803edfacf3}w.sys by secretsauce has been detected as adware by 14 anti-malware scanners. It runs as a Windows kernel mode device driver named “{345422e3-72fa-447a-9550-97803edfacf3}w”. 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 secretsauce)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
faf7686b07e2aa1efbcaf93a45410e7b

SHA-1:
e8524e1d9115ff07949e1aa77f561c121d54b8ea

SHA-256:
e4c22654729edaa91a5eeea5e6ede6785635ce32d96e965d7838ab14ebaf7975

Scanner detections:
14 / 68

Status:
Adware

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

Analysis date:
4/23/2024 2:58:53 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
RiskWare.NetFilter
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2014.10.02

Avira AntiVirus
Adware/BrowseFox.A.168
7.11.176.28

AVG
Secsau
2017.0.2840

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1628

Clam AntiVirus
Win.Adware.Swiftbrowse-79
0.98/21411

Comodo Security
Application.Win32.RiskWare.NetFilter.D
19678

Dr.Web
Trojan.BPlug.123
9.0.1.039

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

NANO AntiVirus
Riskware.Win32.Yotoon.dfewso
0.28.2.62440

Reason Heuristics
PUP.Yontoo.secretsauce (M)
16.2.8.3

Vba32 AntiVirus
AdWare.Yotoon
3.12.26.3

VIPRE Antivirus
Yontoo
33600

Zillya! Antivirus
Adware.Yotoon.Win64.8
2.0.0.1940

File size:
51.2 KB (52,416 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{345422e3-72fa-447a-9550-97803edfacf3}w.sys

Digital Signature
Signed by:
secretsauce

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 3:00:00 AM

Valid to:
10/8/2014 2:59:59 AM

Subject:
CN=secretsauce, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=secretsauce, 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:
4AE20FA715A6AD31570AF66DF284144A

File PE Metadata
Compilation timestamp:
8/7/2014 2:52:14 AM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lIsHpnKnCBSqUPJHKQpkJvRpvqIT2bcWiJmOt13g2rp3lnSi:6sHRKnLJqQpkIITsiTt1xtT

Entry address:
0xC03E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 62, 50, FF, FF, CC, CC, 74, C1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BC, C4, 00, 00, C0, A0, 00, 00, B4, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 12, C5, 00, 00, 00, A0, 00, 00, EC, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, AE, C8, 00, 00, 38, A0, 00, 00, C4, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A6, C9, 00, 00, 10, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, EA, C4, 00, 00, FE, C4, 00, 00, D6, C4...
 
[+]

Entropy:
6.3803

Code size:
37 KB (37,888 bytes)

Driver
Display name:
{345422e3-72fa-447a-9550-97803edfacf3}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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