clearthink.purbrowse.exe

ClearThink

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

MD5:
7747a4316bba72de4d284a2208a48acf

SHA-1:
41a7347f39784e9ecfc2230fd2ed84c6e7fa13d7

SHA-256:
de808f89f782ec90a7b4b1732c0528e3920069b8f3f917b181a3520f124a0824

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 6:18:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.2.18.2

File size:
233.7 KB (239,344 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\clearthink\bin\clearthink.purbrowse.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
8/5/2014 3:00:00 AM

Valid to:
8/6/2015 2:59:59 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:
7/28/2014 11:44:24 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
10.0

Entry address:
0x1C77E

Entry point:
E8, 46, 69, 00, 00, E9, 95, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 74, A3, 42, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 10, A1, 42, 00, C9, C2, 08, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05...
 
[+]

Code size:
164 KB (167,936 bytes)

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