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clearthink.ofsvc.dll

SugarSearch

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

Version:
1.0.5665.19114

MD5:
418207cdae2c96e036a2a15499464b62

SHA-1:
8ba536d4d74419bafb0d72bc06f146cccb6f9bf6

SHA-256:
fbb65d1ebf88e231ecce91421cb1c55cac85a62ce276a4ef3779d4a496c578de

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:
11/23/2024 9:37:31 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.7.21

File size:
2 MB (2,122,488 bytes)

Product version:
1.0.5665.19114

Original file name:
ClearThink.OfSvc2015070618.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\clearthink\bin\plugins\clearthink.ofsvc.dll

Digital Signature
Signed by:
SugarSearch

Authority:
VeriSign, Inc.

Valid from:
3/11/2015 9:00:00 PM

Valid to:
4/10/2016 8:59:59 PM

Subject:
CN=SugarSearch, O=SugarSearch, 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:
157811536006AB535BF52112299859D6

File PE Metadata
Compilation timestamp:
7/6/2015 3:37:08 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0x2060FE

Entry point:
FF, 25, 00, 20, 00, 10, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 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:
2 MB (2,114,048 bytes)

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