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tmp00000001e3f1d331bff41c57

Yontoo Desktop

Yontoo LLC

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file tmp00000001e3f1d331bff41c57 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:
Yontoo Desktop

Version:
1.0.4778.22796

MD5:
9156e386b8ef6b611e0c37a900fe0915

SHA-1:
ce7b3bedfb6b59808037f30d301db0dfbde63273

SHA-256:
851a2cb203b045dbf0ba160f639108112b8f2be6bc066ada4dc33e4896ef9587

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:
11/23/2024 6:40:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.9.4.8

File size:
512 KB (524,288 bytes)

Product version:
1.0.4778.22796

Copyright:
(c) Yontoo LLC. All rights reserved.

Original file name:
YontooDesktop.exe

Language:
Language Neutral

Common path:
C:\windows\temp\tmp00000001e3f1d331bff41c57

Digital Signature
Signed by:
Yontoo LLC

Authority:
VeriSign, Inc.

Valid from:
10/24/2012 5:30:00 AM

Valid to:
12/24/2013 5:29:59 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:
1/31/2013 2:09:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:oss7K+kCQRR0IA+Emk3usr7TuRb1IbLl2:ossK0IA+EBvrHQb6b52

Entry address:
0xA34E

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:
7.0779

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

Code size:
33 KB (33,792 bytes)

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