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Appstein.BrowserAdapter.dll

Appstein

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

Version:
1.0.5410.33745

MD5:
cb795d39c0a8b638250156e055fa3471

SHA-1:
114f38161a3d7cf0becacdf08395439387ae90a0

SHA-256:
7788c63005532b2f61bd59dd0af7224febc1cf5e9b3c6bf633d34b594aa391a3

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 11:55:55 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.1.21

File size:
1 MB (1,087,256 bytes)

Product version:
1.0.5410.33745

Original file name:
Appstein.BrowserAdapter.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
Appstein

Authority:
VeriSign, Inc.

Valid from:
5/2/2014 5:00:00 AM

Valid to:
5/3/2015 4:59:59 AM

Subject:
CN=Appstein, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Appstein, 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:
06773AB7EC074782D28F824F3C5632C1

File PE Metadata
Compilation timestamp:
10/25/2014 7:44:55 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x10941A

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, 02, 00, 00, 00, 79, 00, 00, 00, 5C, 94, 10, 00, 5C, 76, 10, 00, 52, 53, 44, 53, 48, E0, 8E, 69, 74, 0D, 45, 4F, 87, CD, E0, 32, A4, 0C, 51, 73, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 7A, 67, 73, 30, 6C, 69, 62, 6B, 2E, 65, 79, 6A, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
7.7915

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

Code size:
1 MB (1,078,784 bytes)

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