updatewhilokii.exe

Whilokii

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 Whilokii will automatically keep the extension patched by downloaded new functionality which is auto-enabled by default. The application updatewhilokii.exe by Whilokii 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 “Update Whilokii”.
Publisher:
Whilokii  (signed and verified)

Version:
1.0.5184.20577

MD5:
b185edcace4f32a7b40f238b8f831da4

SHA-1:
d963a5d64b13424a6c1ef8a3cb57fac75e26b038

SHA-256:
3fff8ea423c75b932954df648a37dc0b5c8e9856ba73878e32af2fac41ce28fc

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/23/2024 2:01:09 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.Whilokii (M)
16.2.14.13

File size:
109.8 KB (112,408 bytes)

Product version:
1.0.5184.20577

Original file name:
Whilokii.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\whilokii\updatewhilokii.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
9/18/2013 9:00:00 PM

Valid to:
9/19/2015 8:59:59 PM

Subject:
CN=Whilokii, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Whilokii, 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:
5D49818D94FEA0AEA7D9B885C9BACBD7

File PE Metadata
Compilation timestamp:
3/12/2014 9:26:07 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:B192JnEkDlfRlr/5dVmvXUPv0/ypsTMGhuF+HNmZ/Vbavngc9nQ2bF6jm0FXIt:B1szHlzDYMUypsvA5a/gc9nRbCm0FXIt

Entry address:
0x1B28A

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:
101 KB (103,424 bytes)

Service
Display name:
Update Whilokii

Type:
Win32OwnProcess


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