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{efe93952-e041-4e49-a1cc-461436cf69d0}w.sys

AppEnable

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {efe93952-e041-4e49-a1cc-461436cf69d0}w.sys by AppEnable has been detected as adware by 19 anti-malware scanners. It runs as a Windows kernel mode device driver named “{efe93952-e041-4e49-a1cc-461436cf69d0}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 AppEnable)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
9a1ac6d9f0da39f96091e17ff263d2ec

SHA-1:
a8e9994d697bac69fb59c13a1ee32b187e646cf9

SHA-256:
b9f51529031aa9bb170efe6ce6b8d598b348095df644fe46d8e202bbc543a33f

Scanner detections:
19 / 68

Status:
Adware

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

Analysis date:
4/25/2024 9:24:55 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.V
5823004

Agnitum Outpost
PUA.BrowseFox
7.1.1

Avira AntiVirus
Adware/BrowseFox.A.1227
7.11.188.28

AVG
Generic
2015.0.3283

Bitdefender
Adware.BrowseFox.V
1.0.20.1630

Clam AntiVirus
Win.Adware.Netfilter-134
0.98/21511

Comodo Security
TrojWare.Win32.AltBrowse.IZZV
20156

Dr.Web
hacktool program Tool.NetFilter.313
9.0.1.05190

Emsisoft Anti-Malware
Adware.BrowseFox.V
9.0.0.4570

F-Prot
W32/A-76f53fd6
v6.4.7.1.166

F-Secure
Adware.BrowseFox.V
11.2014-22-11_7

G Data
Adware.BrowseFox
14.11.24

MicroWorld eScan
Adware.BrowseFox.V
15.0.0.978

NANO AntiVirus
Riskware.Win32.NetFilter.dgkdox
0.28.6.63474

nProtect
Adware.BrowseFox.V
14.11.21.01

Reason Heuristics
PUP.AppEnable.k
14.11.21.23

Vba32 AntiVirus
AdWare.Win64.Yotoon
3.12.26.3

VIPRE Antivirus
Threat.4150696
35010

Zillya! Antivirus
Backdoor.CPEX.Win32.29350
2.0.0.1990

File size:
42.1 KB (43,144 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\{efe93952-e041-4e49-a1cc-461436cf69d0}w.sys

Digital Signature
Signed by:
AppEnable

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 7:00:00 AM

Valid to:
9/3/2015 6:59:59 AM

Subject:
CN=AppEnable, O=AppEnable, 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:
6860DA46B7B1033AEAA52297BEEE857A

File PE Metadata
Compilation timestamp:
11/21/2014 9:23:34 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:7N0457WBZwpHs63E+X7BIrTsCEziDH+JgrVJdd76K50:BhUcpH/0+LCf7EziDHhdIKu

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...
 
[+]

Entropy:
6.6151

Code size:
28 KB (28,672 bytes)

Driver
Display name:
{efe93952-e041-4e49-a1cc-461436cf69d0}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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