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updatemaucampo.exe

maucampo

Part of the Yontoo web browser plugin (delivers advertisements to the web browser in the form of injected banners, text-links, popups, etc.) the updater mechanism for maucampo will automatically keep the extension patched by downloaded new functionality which is auto-enabled by default. The application updatemaucampo.exe by maucampo has been detected as adware by 2 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “Update maucampo”. This file is typically installed with the program maucampo by Yontoo Technology, Inc. which is a potentially unwanted software program. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
maucampo  (signed and verified)

Version:
1.0.5100.26258

MD5:
060d3f8e247e38e29bfd63b643d12b8f

SHA-1:
6f1803ab3a7c58b3f0b950abee543562275d295e

SHA-256:
eaa8f44c78623e645912102f6c0e6d46481217ac0fca50a0b4cbba323649680f

Scanner detections:
2 / 68

Status:
Adware

Explanation:
Part of the Yontoo adware web browser extension update process.

Analysis date:
4/23/2024 5:22:38 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/BrowseFox (variant)
8.9270

Reason Heuristics
Adware.Yontoo.Service.O
14.8.8.0

File size:
67.8 KB (69,400 bytes)

Product version:
1.0.5100.26258

Original file name:
maucampo.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\maucampo\updatemaucampo.exe

Digital Signature
Signed by:
maucampo

Authority:
VeriSign, Inc.

Valid from:
11/27/2013 12:00:00 AM

Valid to:
11/27/2014 11:59:59 PM

Subject:
CN=maucampo, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=maucampo, L=San Diego, 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:
40BF170484E09DB904849DB86C86A494

File PE Metadata
Compilation timestamp:
12/18/2013 2:35:31 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:R1eQA75xdDlwvw5p74GhGGqQ3ctmKo4cpw/A+fMJdqJBzxhpgGr3vU7k7b5lGdK:R1eQAlD5wvw5pMaqN2JwvU7sbmdK

Entry address:
0x10A7A

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...
 
[+]

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

Code size:
59 KB (60,416 bytes)

Service
Display name:
Update maucampo

Type:
Win32OwnProcess


The file updatemaucampo.exe has been discovered within the following program.

maucampo  by Yontoo Technology, Inc.
maucampo is an adware web browser extension that will display various popup and banner ads as well as modify the user's web browser search and home page settings.
maucampo.net/support
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