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websparkle.compatibilitychecker.dll

WebSparkle

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

Version:
1.0.5602.438

MD5:
e5fb53503aede5f521972b573adccf6c

SHA-1:
f7f40ec3b92d50dd96b034da70fa5a013c5c615e

SHA-256:
4b8f3a842eaf53b4adac8b25553d8e711a133fb35e4505576468e8856c5434de

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 10:35:40 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.WebSparkle (M)
16.2.13.9

File size:
117.8 KB (120,608 bytes)

Product version:
1.0.5602.438

Original file name:
WebSparkle.CompatibilityChecker2015050408.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\websparkle\bin\plugins\websparkle.compatibilitychecker.dll

Digital Signature
Signed by:
WebSparkle

Authority:
VeriSign, Inc.

Valid from:
8/13/2013 2:00:00 AM

Valid to:
8/14/2015 1:59:59 AM

Subject:
CN=WebSparkle, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WebSparkle, 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:
36202DE0CBDFE10F57978E3766DB2ED4

File PE Metadata
Compilation timestamp:
5/4/2015 10:14:39 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:7pQIbSqZ6RB6YrBZLHrt13B0OAZlFgYDwdbrLYY:7p2C6bPt13B0RFXwdj

Entry address:
0x1D45E

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:
6.3950

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

Code size:
109.5 KB (112,128 bytes)

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