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ClearThink.FeSvc.dll

ClearThink

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module ClearThink.FeSvc.dll by ClearThink has been detected as adware by 9 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
ClearThink  (signed and verified)

Version:
1.0.5358.19125

MD5:
a90496a99e33ba9366bdcd8a729344e2

SHA-1:
8b1b7300d6474f8ff262b8ae0ae545aaa46a50cb

SHA-256:
62e9a6ef571753831d9e2e53153e6ad7604c289cd015bfc89da80ed340de88f7

Scanner detections:
9 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/26/2024 1:37:05 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3363

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.1492

Dr.Web
Trojan.BPlug.153
9.0.1.05190

ESET NOD32
MSIL/BrowseFox.G potentially unwanted application
7.0.302.0

IKARUS anti.virus
AdWare.MSIL.Kranet
t3scan.1.7.5.0

Kaspersky
not-a-virus:HEUR:AdWare.MSIL.Kranet
14.0.0.3311

Malwarebytes
PUP.Optional.Sanbreel.A
v2014.09.02.06

Qihoo 360 Security
Win32/Virus.Adware.e4c
1.0.0.1015

Reason Heuristics
PUP.ClearThink.P
14.9.2.16

File size:
50.2 KB (51,440 bytes)

Product version:
1.0.5358.19125

Original file name:
ClearThink.FeSvc.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
ClearThink

Authority:
VeriSign, Inc.

Valid from:
8/5/2014 10:00:00 AM

Valid to:
8/6/2015 9:59:59 AM

Subject:
CN=ClearThink, O=ClearThink, 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:
1200063ED04B1DA36F7FE204B3DD8617

File PE Metadata
Compilation timestamp:
9/2/2014 9:37:39 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:+GToHxfW8DtUUjCeL/US3ZJGu6bhcmHTlL:fWxtmUZB6hnL

Entry address:
0xC6BE

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:
6.0385

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

Code size:
42 KB (43,008 bytes)

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