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utilyawtix.exe

Yawtix

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application utilyawtix.exe by Yawtix has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “Util Yawtix”.
Publisher:
Yawtix  (signed and verified)

Version:
1.0.5522.29555

MD5:
c402fca6a6227e0bea191535a0da6142

SHA-1:
a067f1e488db4f39334ed7a115b689ab336bcf42

SHA-256:
b535be5a7bceba0d19cbc9a7235d8184bed7744bc3014831f64aab53f0bb09af

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:
5/8/2024 8:10:33 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.15.21

File size:
399.3 KB (408,856 bytes)

Product version:
1.0.5522.29555

Original file name:
Yawtix2015021400.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\yawtix\bin\utilyawtix.exe

Digital Signature
Signed by:
Yawtix

Authority:
VeriSign, Inc.

Valid from:
4/21/2014 9:00:00 PM

Valid to:
4/22/2015 8:59:59 PM

Subject:
CN=Yawtix, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Yawtix, L=Santa Monica, 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:
2E42C67BCB3B665946270E2F15BC3A2B

File PE Metadata
Compilation timestamp:
2/13/2015 10:25:38 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x639D6

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, 30, 06, 00, 0C, 00, 00, 00, D8, 39, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 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:
390.5 KB (399,872 bytes)

Service
Display name:
Util Yawtix

Type:
Win32OwnProcess


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