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monarimo.Repmon.dll

monarimo

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

Version:
1.0.5408.34251

MD5:
fbe7ad7149821a442d2f14125a3cd6f5

SHA-1:
612d702a6eca92c7277ec2acca506c25990edf08

SHA-256:
03c28c81dc1d9076111666f510286dbca45653ecbd9f2a49c6e8ac7dbe078182

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:
4/19/2024 11:38:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.monarimo (M)
16.2.1.14

File size:
110.3 KB (112,928 bytes)

Product version:
1.0.5408.34251

Original file name:
monarimo.Repmon.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
monarimo

Authority:
VeriSign, Inc.

Valid from:
11/14/2013 12:00:00 AM

Valid to:
11/14/2014 11:59:59 PM

Subject:
CN=monarimo, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=monarimo, 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:
3F5946CA78860098A69F09EC75633A97

File PE Metadata
Compilation timestamp:
10/22/2014 9:01:50 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:mv1aO9j19zPX8nKHr272UHzQB+vE5I5jN:mvsONfzpWVs58

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:
6.1197

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

Code size:
102 KB (104,448 bytes)

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