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{70d4f375-9680-4b93-b60c-f3813108bab1}t.sys

KingBrowse

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {70d4f375-9680-4b93-b60c-f3813108bab1}t.sys by KingBrowse has been detected as adware by 14 anti-malware scanners. It runs as a Windows kernel mode device driver named “{70d4f375-9680-4b93-b60c-f3813108bab1}t”. 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 KingBrowse)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
06e966d03af8e51ff0f441bcec372f59

SHA-1:
b632b19e36a77bd38dced8c428f8180ddb9159ec

Scanner detections:
14 / 68

Status:
Adware

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

Analysis date:
4/26/2024 12:37:46 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.W
357

AVG
Generic
2017.0.2835

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.16213

Bitdefender
Adware.SwiftBrowse.W
1.0.20.220

Dr.Web
Trojan.BPlug.117
9.0.1.044

Emsisoft Anti-Malware
Adware.SwiftBrowse.W
8.16.02.13.01

F-Secure
Adware.SwiftBrowse.W
11.2016-13-02_7

G Data
Adware.SwiftBrowse
16.2.24

IKARUS anti.virus
AdWare.SwiftBrowse
t3scan.1.6.1.0

MicroWorld eScan
Adware.SwiftBrowse.W
17.0.0.132

nProtect
Adware.SwiftBrowse.W
14.07.16.01

Reason Heuristics
PUP.Yontoo.KingBrowse (M)
16.2.13.1

Trend Micro House Call
Suspicious_GEN.F47V0708
7.2.44

VIPRE Antivirus
Trojan.Win32.Generic
31322

File size:
53.9 KB (55,232 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\{70d4f375-9680-4b93-b60c-f3813108bab1}t.sys

Digital Signature
Signed by:
KingBrowse

Authority:
VeriSign, Inc.

Valid from:
1/8/2014 9:00:00 PM

Valid to:
1/9/2015 8:59:59 PM

Subject:
CN=KingBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=KingBrowse, 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:
670CAB2C338090653CEA8172D5DB1E34

File PE Metadata
Compilation timestamp:
1/30/2014 9:46:38 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:VebP7EDNtMTw/RWDjR/McKV5qEXGBJgxgZ+4AOmvtnBU6+RR0p:8P7EJSTukuzTrGYs+JNBUtR2

Entry address:
0xA73E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, CA, E3, FF, FF, CC, CC, B4, A7, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 84, AB, 00, 00, 94, 90, 00, 00, A0, A7, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BA, AB, 00, 00, 80, 90, 00, 00, AC, A7, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, D6, AB, 00, 00, 8C, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A6, AB, 00, 00, 92, AB, 00, 00, 00, 00, 00, 00, C2, AB, 00, 00, 00, 00, 00, 00, AC, A8, 00, 00, C4, A8, 00, 00, D6, A8...
 
[+]

Code size:
36.3 KB (37,120 bytes)

Driver
Display name:
{70d4f375-9680-4b93-b60c-f3813108bab1}t

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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