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{ce2cc6b9-0133-4405-9775-8944501dc17c}w64.sys

kozaka

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {ce2cc6b9-0133-4405-9775-8944501dc17c}w64.sys by kozaka has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a Windows 64-bit kernel mode device driver named “{ce2cc6b9-0133-4405-9775-8944501dc17c}w64”.
Publisher:
StdLib  (signed by kozaka)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
19e04d91e9a06d480a6fd1395e8fb3a7

SHA-1:
51b4ff5817c4d33891cae9ed3f139b3d337cd03e

SHA-256:
60895ec0b257b852571c4d8fe6624b9eeac55eb43995616316bf672dd895ae1a

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
12/23/2024 5:16:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.1.9.21

File size:
43.7 KB (44,728 bytes)

Product version:
1.4.3.1

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{ce2cc6b9-0133-4405-9775-8944501dc17c}w64.sys

Digital Signature
Signed by:
kozaka

Authority:
VeriSign, Inc.

Valid from:
10/6/2013 7:00:00 PM

Valid to:
10/7/2014 6:59:59 PM

Subject:
CN=kozaka, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=kozaka, 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:
1B38C0B5B092B91BC43EB30DCF78B962

File PE Metadata
Compilation timestamp:
9/12/2014 6:33:02 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

Entry address:
0xB064

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, C6, 60, FF, FF, CC, CC, 38, B2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 1C, B6, 00, 00, 60, 81, 00, 00, 28, B1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, BE, B9, 00, 00, 50, 80, 00, 00, D8, B0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B6, BA, 00, 00, 00, 80, 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, 9A, BA, 00, 00, 00, 00, 00, 00, 86, BA, 00, 00...
 
[+]

Code size:
30.5 KB (31,232 bytes)

Driver
Display name:
{ce2cc6b9-0133-4405-9775-8944501dc17c}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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