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{46e267d7-2aad-4738-adaf-d4d0a8fac9ea}t64.sys

neurowise

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {46e267d7-2aad-4738-adaf-d4d0a8fac9ea}t64.sys by neurowise 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 “{46e267d7-2aad-4738-adaf-d4d0a8fac9ea}t64”.
Publisher:
StdLib  (signed by neurowise)

Product:
StdLib

Version:
1.4.3.1 built by: WinDDK

MD5:
6c305c9cfbfac96c4d8983ab90377252

SHA-1:
3825502fa56802675ebc46db164e90c02e607bb6

SHA-256:
34142084147aa6b983f1cc48614c4d42d23252d5ca2cb93f4cd4178d72e51bdf

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:
12/24/2024 11:24:46 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.4.17

File size:
59.7 KB (61,120 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\{46e267d7-2aad-4738-adaf-d4d0a8fac9ea}t64.sys

Digital Signature
Signed by:
neurowise

Authority:
VeriSign, Inc.

Valid from:
4/29/2014 2:00:00 AM

Valid to:
4/30/2015 1:59:59 AM

Subject:
CN=neurowise, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=neurowise, 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:
6D39162AD22EF7230D6D19FE64DA8198

File PE Metadata
Compilation timestamp:
9/22/2014 9:01:45 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

Entry address:
0x11064

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, AA, A7, FF, FF, CC, CC, D0, 10, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 38, 15, 01, 00, 10, D0, 00, 00, C0, 10, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 5A, 15, 01, 00, 00, D0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 46, 15, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 34, 12, 01, 00, 00, 00, 00, 00, 48, 12, 01, 00, 00, 00, 00, 00, 66, 12, 01, 00...
 
[+]

Entropy:
6.3823

Code size:
46 KB (47,104 bytes)

Driver
Display name:
{46e267d7-2aad-4738-adaf-d4d0a8fac9ea}t64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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