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{bb9fc468-b3f4-4eee-8e9a-cc4df95a5840}w64.sys

techgile

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {bb9fc468-b3f4-4eee-8e9a-cc4df95a5840}w64.sys by techgile has been detected as adware by 14 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{bb9fc468-b3f4-4eee-8e9a-cc4df95a5840}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 techgile)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
f1dacdb6f7096e811a4fe9eb2971c9fd

SHA-1:
e4708b2d0718d21666e6d18168ccb068a83e9e1c

SHA-256:
4a07b5f8a915031b83aeed397b009bcaa7f64bf3902a0531a607c3a8938afdcc

Scanner detections:
14 / 68

Status:
Adware

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

Analysis date:
4/26/2024 3:51:11 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
834

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
Generic
2015.0.3312

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.1485

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

Dr.Web
hacktool program Tool.NetFilter.313
9.0.1.05190

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
8.14.10.24.06

ESET NOD32
Win64/BrowseFox.AA (variant)
8.10613

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

F-Secure
Adware.SwiftBrowse.CH
11.2014-24-10_6

G Data
Adware.SwiftBrowse.CH
14.10.24

MicroWorld eScan
Adware.SwiftBrowse.CH
15.0.0.891

nProtect
Adware.SwiftBrowse.CH
14.10.24.01

VIPRE Antivirus
Threat.4150696
33706

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\{bb9fc468-b3f4-4eee-8e9a-cc4df95a5840}w64.sys

Digital Signature
Signed by:
techgile

Authority:
VeriSign, Inc.

Valid from:
9/4/2014 2:00:00 AM

Valid to:
9/5/2015 1:59:59 AM

Subject:
CN=techgile, O=techgile, 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:
73F8CC58517F3D5D8C50DFEA9B1C4816

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

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:ly7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD34Mrig:kFID6EGnLA8AFJTNEVmD41g

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:
{bb9fc468-b3f4-4eee-8e9a-cc4df95a5840}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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