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Joomiweb.GCUpdate.dll

Joomiweb

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

Version:
1.0.5182.28800

MD5:
480ac34ee93ec1186b798c1b257ec465

SHA-1:
564fa36d13fa047b7e4b8295215d1166bdc72776

SHA-256:
af27915ef357f440c27c8d15c4a019e0842d3fd33dc6e41933bf2199ea2f6c39

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/26/2024 5:02:37 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.Joomiweb (M)
16.3.18.14

File size:
449.3 KB (460,056 bytes)

Product version:
1.0.5182.28800

Original file name:
Joomiweb.GCUpdate.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\joomiweb\bin\plugins\joomiweb.gcupdate.dll

Digital Signature
Signed by:
Joomiweb

Authority:
VeriSign, Inc.

Valid from:
10/6/2013 5:00:00 PM

Valid to:
10/7/2014 4:59:59 PM

Subject:
CN=Joomiweb, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Joomiweb, 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:
35DBC6CAD8D4C87516D7F0D05A8891EA

File PE Metadata
Compilation timestamp:
3/10/2014 10:00:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:mzF7z1KnpvL4v7otwxtiHdlya/cZyKyaw9bF3cxngDX:mR7z8tL4zotTdlyaYy9a+B3caDX

Entry address:
0x70356

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:
7.6780

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

Code size:
441 KB (451,584 bytes)

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