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scantack.gcupdate.dll

Scan Tack

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

Version:
1.0.5861.25882

MD5:
00a5b8ed9400e91739ade795110e3e9f

SHA-1:
c3519ec9ec9b65ed667fc0d19e54a4e643451576

SHA-256:
5485ceca829e9f64586c810831c738b14d4009888831e4eb22641322c0d9ca9a

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
11/23/2024 9:50:51 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.9.8

File size:
1.5 MB (1,567,984 bytes)

Product version:
1.0.5861.25882

Original file name:
2016011822.dll

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
Scan Tack

Authority:
VeriSign, Inc.

Valid from:
1/4/2015 6:00:00 PM

Valid to:
3/5/2016 5:59:59 PM

Subject:
CN=Scan Tack, O=Scan Tack, 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:
3189867C5406A0187436F786B38369D7

File PE Metadata
Compilation timestamp:
1/18/2016 4:22:50 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0x17EA6A

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:
7.2800

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

Code size:
1.5 MB (1,559,552 bytes)

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