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{5df98e11-5fc9-4c45-985a-accf7ac3ac0e}w64.sys

raving reyven

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {5df98e11-5fc9-4c45-985a-accf7ac3ac0e}w64.sys by raving reyven has been detected as adware by 21 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{5df98e11-5fc9-4c45-985a-accf7ac3ac0e}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 raving reyven)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
761cb674914b0ca84dadc28e287e2001

SHA-1:
837620952eb5a2e29a99c7bb4702cd484c3ffbc6

SHA-256:
87c0f042e36fbbc3d4d8fabb85733776e081b379c8b62d8fbb3468e04f7bf089

Scanner detections:
21 / 68

Status:
Adware

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

Analysis date:
4/25/2024 12:56:17 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
6460321

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
Generic
2016.0.3216

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.140

Clam AntiVirus
Win.Adware.Swiftbrowse-497
0.98/21511

Dr.Web
hacktool program Tool.NetFilter.313
9.0.1.05190

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
9.0.0.4799

ESET NOD32
Win64/BrowseFox.CG potentially unwanted application
7.0.302.0

F-Prot
W64/A-59c9c70a
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.CH
5.13.68

G Data
Adware.SwiftBrowse.CH
15.1.25

K7 AntiVirus
Adware
13.193.14781

MicroWorld eScan
Adware.SwiftBrowse.CH
16.0.0.84

Norman
Adware.SwiftBrowse.CH
03.12.2014 13:20:04

nProtect
Adware.SwiftBrowse.CH
15.01.28.01

Reason Heuristics
PUP.Yontoo
15.1.28.7

SUPERAntiSpyware
Adware.BrowseFox/Variant
10088

Trend Micro House Call
HS_BROWSEFOX.SM
7.2.28

Trend Micro
HS_BROWSEFOX.SM
10.465.28

VIPRE Antivirus
Threat.4150696
36694

Zillya! Antivirus
Adware.Yotoon.Win64.14
2.0.0.2048

File size:
47.7 KB (48,832 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\{5df98e11-5fc9-4c45-985a-accf7ac3ac0e}w64.sys

Digital Signature
Signed by:
raving reyven

Authority:
VeriSign, Inc.

Valid from:
1/23/2014 1:00:00 AM

Valid to:
1/24/2015 12:59:59 AM

Subject:
CN=raving reyven, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=raving reyven, 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:
1F869F0BA331D57B7D5A549783E5CA43

File PE Metadata
Compilation timestamp:
11/29/2014 9:31:30 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:l37G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3uDK/:lFID6EGnLA8AFJTNEVmDr/

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:
{5df98e11-5fc9-4c45-985a-accf7ac3ac0e}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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