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browsemark.gcupdate.dll

BrowseMark

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

Version:
1.0.5497.10221

MD5:
2f33129e6ffdf810b61814cda96a85e8

SHA-1:
dddd6d7d9ae9ebca0cc664341d946d7b66be17bf

SHA-256:
fec8fb84a6374d44e72f9440b28df3096fc50abe43515532ed34d4a2619f0025

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/26/2024 11:21:29 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.5.17

File size:
1.6 MB (1,648,928 bytes)

Product version:
1.0.5497.10221

Original file name:
BrowseMark.GCUpdate2015011913.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
BrowseMark

Authority:
VeriSign, Inc.

Valid from:
2/3/2014 10:00:00 PM

Valid to:
2/4/2015 9:59:59 PM

Subject:
CN=BrowseMark, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=BrowseMark, 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:
61D3176BC90758B1B3F2AF5F8E4B7075

File PE Metadata
Compilation timestamp:
1/19/2015 11:40:47 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x19275A

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...
 
[+]

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

Code size:
1.6 MB (1,640,448 bytes)

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