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utilwunderweb.exe

WunderWeb

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application utilwunderweb.exe by WunderWeb 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 WunderWeb”.
Publisher:
WunderWeb  (signed and verified)

Version:
1.0.5365.6906

MD5:
720836ac86009bfed7030750503ce8f6

SHA-1:
691527f7ead40472767e9e5c2b6ae3ea187b2cd2

SHA-256:
7a9fce047753c1e8fd865fd0d714c0c6bcf20007088a0f1feafcc3af72220d4f

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:
4/25/2024 4:25:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.8.20

File size:
315.8 KB (323,360 bytes)

Product version:
1.0.5365.6906

Original file name:
WunderWeb.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\wunderweb\bin\utilwunderweb.exe

Digital Signature
Signed by:
WunderWeb

Authority:
VeriSign, Inc.

Valid from:
8/12/2013 9:00:00 PM

Valid to:
8/13/2015 8:59:59 PM

Subject:
CN=WunderWeb, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WunderWeb, 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:
766C8ED1334566AB295138A99FE038D9

File PE Metadata
Compilation timestamp:
9/9/2014 1:50:28 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x4EBBA

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, 02, 00, 10, 00, 00, 00, 20, 00, 00, 80, 18, 00, 00, 00, CC, 02, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 38, 00, 00, 80, 00, 00...
 
[+]

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

Code size:
307 KB (314,368 bytes)

Service
Display name:
Util WunderWeb

Type:
Win32OwnProcess


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