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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 8 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “Update Whilokii”. 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:
Whilokii  (signed and verified)

Version:
1.0.5317.24190

MD5:
1c06303dce303645faeb8c8e0bd99ac0

SHA-1:
6fad0f5b9147565526e09c11a5b806984b88248a

SHA-256:
a3b4ecabebad6a9d236ad0e4e7368802e6185679fa00950c2c02e9b583d885f4

Scanner detections:
8 / 68

Status:
Adware

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

Analysis date:
4/20/2024 1:08:52 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.14724

Boost by Reason
Optional.Service.Whilokii.O
188838

ESET NOD32
Win32/BrowseFox.H potentially unwanted application
7.0.302.0

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.6.1.0

Malwarebytes
PUP.Optional.Whilokii.A
v2014.07.24.12

Reason Heuristics
Adware.Yontoo.Service.O
14.8.7.21

Sophos
Browse Fox
4.98

VIPRE Antivirus
Threat.4741131
31208

File size:
314.3 KB (321,816 bytes)

Product version:
1.0.5317.24190

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:
Whilokii

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 10:00:00 AM

Valid to:
9/20/2015 9:59:59 AM

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:
7/24/2014 12:26:36 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:D4xBn8Cr9LgZktRkat2Z4xsDkW7Ms7dcL0NuTDpbCRIPR:D4xBrryktZuxaPXMO

Entry address:
0x4E59A

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, 02, 00, 10, 00, 00, 00, 20, 00, 00, 80, 18, 00...
 
[+]

Entropy:
6.0929

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

Code size:
305.5 KB (312,832 bytes)

Service
Display name:
Update Whilokii

Type:
Win32OwnProcess


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