{023ffe30-e38b-4272-b1c0-1e9f6a180b9d}w64.sys

Deal Keeper

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {023ffe30-e38b-4272-b1c0-1e9f6a180b9d}w64.sys by Deal Keeper has been detected as adware by 25 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{023ffe30-e38b-4272-b1c0-1e9f6a180b9d}w64”. 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 Deal Keeper)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
528911c19f8f17451cf6cbde9394fa2c

SHA-1:
63b92cbe1e155e38eb41d81a809d702d12c13b8f

SHA-256:
c0f2d8284338b22c46ddf71c8fc038207817f0e0d40b7f26ed61a6635ef92840

Scanner detections:
25 / 68

Status:
Adware

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

Analysis date:
4/25/2024 6:53:51 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
827

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2014.09.25

avast!
Win32:BrowseFox-CE [PUP]
2014.9-141030

AVG
Generic
2015.0.3305

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.141030

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.1515

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

Dr.Web
Tool.NetFilter.313
9.0.1.0303

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
8.14.10.30.08

ESET NOD32
Win64/BrowseFox.AS (variant)
8.10612

Fortinet FortiGate
Adware/BrowseFox
10/30/2014

F-Prot
W64/A-6238163f
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.CH
11.2014-30-10_5

G Data
Adware.SwiftBrowse.CH
14.10.24

IKARUS anti.virus
PUA.RiskWare.NetFilter
t3scan.1.7.8.0

McAfee
Artemis!3539AD32EAA0
5600.6959

MicroWorld eScan
Adware.SwiftBrowse.CH
15.0.0.909

nProtect
Adware.SwiftBrowse.CH
14.10.23.01

Panda Antivirus
Adware/BrowserFox
14.11.02.10

Reason Heuristics
PUP.DealKeeper.m
14.10.30.20

Sophos
BrowseSmart
4.98

Trend Micro House Call
Suspicious_GEN.F47V0730
7.2.306

VIPRE Antivirus
], [ Trojan.Win32.Generic
34200

Zillya! Antivirus
Adware.Yotoon.Win64.3
2.0.0.1905

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\{023ffe30-e38b-4272-b1c0-1e9f6a180b9d}w64.sys

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
10/3/2014 3:00:00 AM

Valid to:
10/4/2015 2:59:59 AM

Subject:
CN=Deal Keeper, O=Deal Keeper, 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:
7EF25C76DC5DE0C0DAB13BC8ABAF9686

File PE Metadata
Compilation timestamp:
9/22/2014 10:01:54 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lW7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3Gikf:oFID6EGnLA8AFJTNEVmDG5f

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...
 
[+]

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{023ffe30-e38b-4272-b1c0-1e9f6a180b9d}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI