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fanhoosh.OptChecker.dll

fanhoosh

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

Version:
1.0.5573.17659

MD5:
6824669ad67d844488459c13901d0bd1

SHA-1:
1db05f181023ab7c87b3c31c81300ad54ec01354

SHA-256:
7baf57ca6e49e1394c83e8a2340313fc0bf579f82c1bcf68fe850d7b313a46fc

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 9:38:43 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.1.7

File size:
883.8 KB (904,984 bytes)

Product version:
1.0.5573.17659

Original file name:
fanhoosh.OptChecker.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\fanhoosh\bin\plugins\fanhoosh.optchecker.dll

Digital Signature
Signed by:
fanhoosh

Authority:
VeriSign, Inc.

Valid from:
8/20/2013 9:00:00 PM

Valid to:
8/20/2015 8:59:59 PM

Subject:
CN=fanhoosh, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=fanhoosh, 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:
6ADADABBFF5C4604A0D8CDEC6C1D885F

File PE Metadata
Compilation timestamp:
4/5/2015 2:48:42 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0xDCC3A

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:
6.0812

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

Code size:
875.5 KB (896,512 bytes)

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