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opticalsurf.browseradapter.dll

Optical Surf

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

Version:
1.0.5786.14873

MD5:
2aa53a74ff6ac925d6ebd35b6db940df

SHA-1:
f8768b55099d749fd4fb20c151f3c3135f989944

SHA-256:
b3ae756988eae0907f803ed506fc16a4b870fd6d7bb3677c8c05d1d3a028a4e6

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:
4/10/2025 6:16:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.14.21

File size:
1.1 MB (1,161,976 bytes)

Product version:
1.0.5786.14873

Original file name:
2015110416.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\optical surf\bin\plugins\opticalsurf.browseradapter.dll

Digital Signature
Signed by:
Optical Surf

Authority:
VeriSign, Inc.

Valid from:
12/17/2014 1:00:00 AM

Valid to:
12/18/2015 12:59:59 AM

Subject:
CN=Optical Surf, O=Optical Surf, 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:
373EFE200D490F79B1E099C7683F2A7C

File PE Metadata
Compilation timestamp:
11/4/2015 5:15:51 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0x11B912

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...
 
[+]

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

Code size:
1.1 MB (1,153,536 bytes)

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