Okiitan.Repmon.dll

Okiitan

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

Version:
1.0.5391.17190

MD5:
1c0bf8c8ae31ff14de5cba12a83e4be5

SHA-1:
6803463d1873b17b2fb32487c25e2f8dec6d39eb

SHA-256:
455ea58d3fbf8d69cca67b3c328bf64d0dc31caab12bcb320e3ac9b8d1283949

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 9:50:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.15

File size:
110.3 KB (112,920 bytes)

Product version:
1.0.5391.17190

Original file name:
Okiitan.Repmon.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
2/4/2014 5:30:00 AM

Valid to:
2/5/2015 5:29:59 AM

Subject:
CN=Okiitan, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Okiitan, L=Santa Monica, 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:
72D4F4A7BAF3F88B2B0D2403A4F6CFDB

File PE Metadata
Compilation timestamp:
10/5/2014 4:03:08 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x1B7F6

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, 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...
 
[+]

Entropy:
6.1138

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

Code size:
102 KB (104,448 bytes)

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