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{71408f30-0cea-42da-ba8a-69f0353fc51c}w.sys

Sharp Angle

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {71408f30-0cea-42da-ba8a-69f0353fc51c}w.sys by Sharp Angle 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 kernel mode device driver named “{71408f30-0cea-42da-ba8a-69f0353fc51c}w”.
Publisher:
StdLib  (signed by Sharp Angle)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
bb32e745a0d7d836b52d912e83e6450a

SHA-1:
5e80412f268da122048191baf73727d4ed9021db

SHA-256:
c554bcda4d6f24da262403bd0a99366aaed9c1068f1fd288fe9b0805b8fd6309

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:
5/11/2024 6:30:51 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.13.11

File size:
42.1 KB (43,152 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{71408f30-0cea-42da-ba8a-69f0353fc51c}w.sys

Digital Signature
Signed by:
Sharp Angle

Authority:
VeriSign, Inc.

Valid from:
3/17/2015 9:00:00 PM

Valid to:
3/17/2016 8:59:59 PM

Subject:
CN=Sharp Angle, O=Sharp Angle, 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:
4FB63C66D49CC670D253C301F93C575B

File PE Metadata
Compilation timestamp:
7/12/2015 10:04:01 AM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

Entry address:
0xA03E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 20, 70, FF, FF, CC, CC, 94, A1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, CE, A4, 00, 00, E0, 80, 00, 00, B4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 24, A5, 00, 00, 00, 80, 00, 00, EC, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A4, A9, 00, 00, 38, 80, 00, 00, C4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 9C, AA, 00, 00, 10, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, FC, A4, 00, 00, 10, A5, 00, 00, E8, A4...
 
[+]

Code size:
28 KB (28,672 bytes)

Driver
Display name:
{71408f30-0cea-42da-ba8a-69f0353fc51c}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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