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kozaka.16.dll

kozaka

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module kozaka.16.dll by kozaka has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
kozaka  (signed and verified)

Version:
1.0.5140.24267

MD5:
e90d76e04e11495caf54dbb9f64a050d

SHA-1:
acfc88188ce351bc30fc1d3cfb2b66eca80b29af

SHA-256:
e98d1d06fec7ada769a9071e3d48b602e83ccf1561f7d253c53ab61eb4605bfc

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:
5/15/2024 1:43:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.1.18.1

File size:
273.8 KB (280,344 bytes)

Product version:
1.0.5140.24267

Original file name:
Kozaka.BrowserFilterG.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\kozaka\bin\plugins\kozaka.16.dll

Digital Signature
Signed by:
kozaka

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 2:00:00 AM

Valid to:
10/8/2014 1:59:59 AM

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:
1/27/2014 3:29:08 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x4443E

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:
7.7492

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

Code size:
265.5 KB (271,872 bytes)

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