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Whilokii.Repmon.dll

Whilokii

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module Whilokii.Repmon.dll by Whilokii has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Whilokii  (signed and verified)

Version:
1.0.5395.15832

MD5:
50922e5cc68e2b0f474528d76f8fe278

SHA-1:
29efc493e6fed0a51c9f574bff67d0c1bd448ced

SHA-256:
4a644fbffbf22d68c0f34e5478e7b890a643bf68b67f928dcf4e1dfb11812dfd

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:
4/24/2024 3:43:21 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.Whilokii (M)
16.2.13.5

File size:
110.3 KB (112,920 bytes)

Product version:
1.0.5395.15832

Original file name:
Whilokii.Repmon.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\whilokii\bin\plugins\whilokii.repmon.dll

Digital Signature
Signed by:
Whilokii

Authority:
VeriSign, Inc.

Valid from:
9/18/2013 7:00:00 PM

Valid to:
9/19/2015 6:59:59 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:
10/9/2014 4:48:07 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:c4hATrnL1ZQh2zbRSMgBBTejNHDjzUJNp5FzRGpYXwYzWopO+vx47Ot1t:c4hgrBZQh2DHyb5FMiX3WB+vmat1t

Entry address:
0x1B7FA

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 48, 00, 00, 00, 54, C0, 01, 00, 94, 02, 00, 00, 00, 00, 00, 00, 94, 02, 34, 00, 00, 00, 56, 00, 53, 00, 5F, 00, 56, 00, 45, 00, 52, 00, 53, 00, 49, 00, 4F, 00, 4E, 00, 5F, 00, 49, 00, 4E, 00, 46, 00, 4F, 00, 00, 00...
 
[+]

Entropy:
6.1213

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

Code size:
102 KB (104,448 bytes)

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