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atuzi.expext.dll

AtuZi

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module atuzi.expext.dll by AtuZi has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
AtuZi  (signed and verified)

Version:
1.0.5495.15457

MD5:
4c3edfd9b5f051d93abba65b6a18a8a0

SHA-1:
524a6e8e2ac393ce1cb1e0be1d5d91d1daa00197

SHA-256:
7672534df1e2c11d557591bc46f1c4ae448e376f9b7a6c833a0dce03e54a0815

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 11:13:10 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.7.18

File size:
585.3 KB (599,320 bytes)

Product version:
1.0.5495.15457

Original file name:
AtuZi.ExpExt2015011716.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\atuzi\bin\plugins\atuzi.expext.dll

Digital Signature
Signed by:
AtuZi

Authority:
VeriSign, Inc.

Valid from:
4/17/2014 8:00:00 AM

Valid to:
4/18/2015 7:59:59 AM

Subject:
CN=AtuZi, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=AtuZi, 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:
1095EBEC0EFD96E9E4C801DCA0909C26

File PE Metadata
Compilation timestamp:
1/18/2015 12:35:19 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x9222E

Entry point:
FF, 25, 00, 20, 40, 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, 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, 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, 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, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.4504

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
577 KB (590,848 bytes)

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