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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 2 anti-malware scanners.
Publisher:
Yontoo LLC  (signed and verified)

Product:
Y2Desktop.HeartbeatPlugin

Version:
1.0.0.6

MD5:
367bf722c7a9bd5e5a9a1ec83d38c503

SHA-1:
17678ccb3cef60866c880478ab87163c4fd2fa33

SHA-256:
a5f8b68c96d08d89cfd3ccbb47970202d69811ac1baead5e78ce9d43c689200c

Scanner detections:
2 / 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:
4/24/2024 2:05:41 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.M
14.11.27.6

VIPRE Antivirus
Threat.4734922
35088

File size:
26.3 KB (26,912 bytes)

Product version:
1.0.0.6

Copyright:
Copyright © Yontoo LLC 2013

Original file name:
Y2Desktop.HeartBeatPlugin.dll

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

Digital Signature
Signed by:
Yontoo LLC

Authority:
VeriSign, Inc.

Valid from:
1/3/2014 1:00:00 AM

Valid to:
2/3/2015 12:59:59 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:
3AED60574343204F777D640FE767E84C

File PE Metadata
Compilation timestamp:
4/15/2014 10:55:19 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
384:3g6G7iImc/nNFmVcdKFzBSm2c35vyxRh+LXC9q9udim/drzDRehnYPLVaLbeM3Zl:QR7iImInN0Vc+BShom+LinRehUcHCY

Entry address:
0x667E

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:
18 KB (18,432 bytes)

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