Kozaka.BrowserAdapter.dll

kozaka

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module Kozaka.BrowserAdapter.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:
1.0.5353.29275

MD5:
bc489481ae3389581ad6aa250084bf8e

SHA-1:
7221611ae59422f7715e9d4c8e551bd50a3d108e

SHA-256:
35cc7b5df26e2cc5bd3dff8f75be079370207a1aa8571ea0602ea8c7396d0232

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:
4/25/2024 8:56:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.kozaka (M)
16.1.31.15

File size:
717.3 KB (734,488 bytes)

Product version:
1.0.5353.29275

Original file name:
Kozaka.BrowserAdapter.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

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

Valid to:
10/8/2014 6:59:59 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:
8/29/2014 12:15:59 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:B6J5jIE1iSTN8eI4JsNIMWYHALasXk1K2CuClyAKah6C+j470SqsMJzS4fpJ:B6J5jIE/B8V4PQsJCfvaekwSeJzS4BJ

Entry address:
0xB33EE

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, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 48, 00, 00, 00, 54, 40, 0B, 00, AC, 02, 00, 00, 00, 00, 00, 00, AC, 02, 34, 00, 00, 00, 56, 00, 53, 00, 5F, 00, 56, 00, 45, 00, 52, 00, 53, 00, 49, 00, 4F, 00, 4E, 00...
 
[+]

Entropy:
7.8666

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

Code size:
709 KB (726,016 bytes)

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