heartbeat.dat

Y2Desktop.HeartbeatPlugin

Yontoo LLC

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file heartbeat.dat by Yontoo has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Yontoo LLC  (signed and verified)

Product:
Y2Desktop.HeartbeatPlugin

Version:
1.0.0.6

MD5:
50376b29551637f46e160f9e1e65df9b

SHA-1:
ac06395070414b6720e4f8a95ed57c080dd4efb3

SHA-256:
3875fbbf574681e4769ce039250fc0e0f6c9e5be2342526ebf9b224df4968c7d

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/26/2024 10:47:21 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.9.7.22

File size:
25.8 KB (26,400 bytes)

Product version:
1.0.0.6

Copyright:
Copyright © Yontoo LLC 2013

Original file name:
Y2Desktop.HeartBeatPlugin.dll

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\roaming\yontoo\dat\heartbeat.dat

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
10/24/2012 8:00:00 AM

Valid to:
12/24/2013 7:59:59 AM

Subject:
CN=Yontoo LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Yontoo LLC, L=Carlsbad, 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:
4A49FB7E6B0BCF398A1ACF39EA80D982

File PE Metadata
Compilation timestamp:
8/13/2013 1:36:36 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
768:Clgd04nNq24JS6vIrPHqxXFL0n6ePminQR:Clgd0Z24JyrPHqxXFL06ePsR

Entry address:
0x65AE

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, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00...
 
[+]

Entropy:
6.1104

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

Code size:
17.5 KB (17,920 bytes)

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