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roundworld.gcupdate.dll

Round World

This is the Google Chrome extension manager/updater for the Yontoo Round World branded web browser plugin which injects banners, text-link and popup ads in the Chorme browser. The module roundworld.gcupdate.dll by Round World has been detected as adware by 8 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:
Round World  (signed and verified)

Version:
1.0.5538.41973

MD5:
11efde747fdafcb35ea87c5e0de946af

SHA-1:
36454d070332e8e1819104b920cab088eb07f9ba

SHA-256:
306f3ec15fd5be9d682f8108d5f28b916de08d05574dec824b9acdaaf64b4ef2

Scanner detections:
8 / 68

Status:
Adware

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

Analysis date:
4/16/2024 10:35:39 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.213.24

AVG
Generic
2016.0.3183

Baidu Antivirus
Adware.MSIL.BrowseFox
4.0.3.1532

ESET NOD32
MSIL/BrowseFox.G potentially unwanted application
7.0.302.0

F-Prot
W32/S-9fa49d20
v6.4.7.1.166

Malwarebytes
PUP.Optional.Sanbreel.A
v2015.03.02.04

McAfee
Program.BrowseFox-FUT
16.8.708.2

Reason Heuristics
Adware.Yontoo.RoundWorld
15.3.2.3

File size:
1.4 MB (1,489,136 bytes)

Product version:
1.0.5538.41973

Original file name:
RoundWorld.GCUpdate2015030207.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\round world\bin\plugins\roundworld.gcupdate.dll

Digital Signature
Signed by:
Round World

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 11:00:00 AM

Valid to:
1/12/2016 10:59:59 AM

Subject:
CN=Round World, O=Round World, 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:
1E6F69E3F386155D988683D665483D02

File PE Metadata
Compilation timestamp:
3/2/2015 6:19:36 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:J8sj6u+pS0+M3tb0pvaep5Zp+GtRllsQUfIKKuZAP211qXcP7OdraQ:Mu/0J3tCieD/+2/sQxKb3qMKdrb

Entry address:
0x16B76A

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:
6.8391

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

Code size:
1.4 MB (1,480,704 bytes)

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