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Desktop.OS.dll

Desktop

Yontoo LLC

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module Desktop.OS.dll 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:
Desktop

Description:
VGCDesktop.OS

Version:
1.0.0.0

MD5:
6ca3ec7392a76c69be484e9a991bad3f

SHA-1:
03f2bba3ccfceea4806a9dec0f341beb43a9083e

SHA-256:
d82375568b715f714d0e98022c70a76673cf2529e850f77a7d402033e549c2b3

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 12:41:31 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.11.10.5

File size:
59.8 KB (61,216 bytes)

Product version:
1.0.0.0

Original file name:
Desktop.OS.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\desktop.os.dll

Digital Signature
Signed by:
Yontoo LLC

Authority:
VeriSign, Inc.

Valid from:
10/24/2012 2:00:00 AM

Valid to:
12/24/2013 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:
4A49FB7E6B0BCF398A1ACF39EA80D982

File PE Metadata
Compilation timestamp:
5/29/2013 12:23:32 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:1OiHF02FcYqRaKWSlx/JUAzPqgh7glsLz9DBwRHLSxX:bWHaKWSlZ+AzPqgh7glGNBgLSxX

Entry address:
0xED5E

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:
51.5 KB (52,736 bytes)

Remove Desktop.OS.dll - Powered by Reason Core Security
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