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ClearThink.BRT.dll

ClearThink

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module ClearThink.BRT.dll by ClearThink has been detected as adware by 12 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:
1.0.5374.16104

MD5:
4a0ea5bf889cce2ad46cfdb08724c645

SHA-1:
1a377cc21f763efd0e6ba2b16940554e41504987

SHA-256:
7445b035f196c55442a81a4b558a486b37c76cdfead0e906f173cfdd76a6c843

Scanner detections:
12 / 68

Status:
Adware

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

Analysis date:
4/19/2024 4:21:11 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.173.122

AVG
Generic
2015.0.3346

Baidu Antivirus
Adware.MSIL.BrowseFox
4.0.3.14919

ESET NOD32
MSIL/BrowseFox.G potentially unwanted application
7.0.302.0

Kaspersky
not-a-virus:HEUR:AdWare.MSIL.Kranet
14.0.0.3225

Malwarebytes
PUP.Optional.Sanbreel.A
v2014.09.19.11

McAfee
BrowseFox
5600.7002

Panda Antivirus
Trj/Chgt.G
14.09.19.11

Qihoo 360 Security
Win32/Virus.Adware.708
1.0.0.1015

Reason Heuristics
PUP.ClearThink.N
14.9.19.19

Sophos
Browse Fox
4.98

VIPRE Antivirus
Threat.4741131
33120

File size:
2.1 MB (2,246,896 bytes)

Product version:
1.0.5374.16104

Original file name:
ClearThink.BRT.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
ClearThink

Authority:
VeriSign, Inc.

Valid from:
8/4/2014 9:00:00 PM

Valid to:
8/5/2015 8:59:59 PM

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:
9/18/2014 6:57:36 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
49152:sXw1bcoF/veZFMKxdcA0L5NHuX7bIikkXYqwxVGVU1fO0ijz4X+hk:sXw1xF3eAwdc55NVOYsK120HOhk

Entry address:
0x22478E

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

Code size:
2.1 MB (2,238,464 bytes)

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