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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:
1.0.5518.22504

MD5:
5418a1a1cb08036727311fab490eb46e

SHA-1:
6b495b8b52a0d15b57bee20447aa9369fcc85d22

SHA-256:
c5b307852ce77e4823b02ba290df5b4ee48e3d20c3b0acc4890c2f0ea9e653c8

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/28/2024 3:30:37 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.14.4

File size:
1.4 MB (1,477,872 bytes)

Product version:
1.0.5518.22504

Original file name:
BrowseMark.GCUpdate2015020920.dll

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
BrowseMark

Authority:
VeriSign, Inc.

Valid from:
2/4/2015 1:00:00 AM

Valid to:
3/6/2016 12:59:59 AM

Subject:
CN=BrowseMark, 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:
1401B58097E1C00CABB2C6F4A73C0CAF

File PE Metadata
Compilation timestamp:
2/9/2015 9:30:27 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x168A02

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:
1.4 MB (1,469,440 bytes)

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