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eduapp.gcupdate.dll

Edu App

This is the Google Chrome extension manager/updater for the Yontoo Edu App branded web browser plugin which injects banners, text-link and popup ads in the Chorme browser. The module eduapp.gcupdate.dll by Edu App has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Edu App  (signed and verified)

Version:
1.0.5908.13936

MD5:
9a7a7b11c97f59fe0e3cdc932d313506

SHA-1:
96e24d66d806fe3cccfef8353eb1112d8401f1f6

SHA-256:
f040ff021f4437dbea6ea2ec5a10c47dbb6f7d9d6e473a3a62e32bca56711624

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Part of the Yontoo distributed ad-supported web browser extension for Chrome.

Analysis date:
12/24/2024 12:41:41 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.14.19

File size:
1.5 MB (1,602,280 bytes)

Product version:
1.0.5908.13936

Original file name:
2016030515.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\edu app\bin\plugins\eduapp.gcupdate.dll

Digital Signature
Signed by:
Edu App

Authority:
VeriSign, Inc.

Valid from:
3/18/2015 3:00:00 AM

Valid to:
3/18/2016 2:59:59 AM

Subject:
CN=Edu App, O=Edu App, 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:
2A116E4DDAE4EB2C28F70FBC481D3E94

File PE Metadata
Compilation timestamp:
3/5/2016 6:44:38 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0x1871B2

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, 70, 18, 00, 0C, 00, 00, 00, B4, 31, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 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:
1.5 MB (1,593,856 bytes)

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