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clockhand.gcupdate.dll

Clock Hand

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

Version:
1.0.5711.6581

MD5:
159332ee97c26b31aeb8a31ff1042206

SHA-1:
67458665c60c731ad7616a91c7da9083f6a8dcaa

SHA-256:
bcd3263e33de04b548dc6894b23d59ca9ba8389b5b5b8725563b062507a47fa5

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
5/20/2024 6:40:20 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.2

File size:
1.5 MB (1,598,704 bytes)

Product version:
1.0.5711.6581

Original file name:
2015082111.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\panda security\panda security protection\kosz\clockhand.gcupdate.dll

Digital Signature
Signed by:
Clock Hand

Authority:
VeriSign, Inc.

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

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

Subject:
CN=Clock Hand, O=Clock Hand, 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:
456A42223C623741F26F18A9D4223E47

File PE Metadata
Compilation timestamp:
8/21/2015 1:39:23 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0x18625E

Entry point:
FF, 25, 00, 20, 00, 10, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 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:
1.5 MB (1,590,272 bytes)

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