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monarimo.exe

monarimo

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file monarimo.exe 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:
1.0.5149.9410

MD5:
43a04cfbb196dc8271d426c63c6f9ec2

SHA-1:
0cdd67c599eb38a90266099ef801ca7000f83df5

SHA-256:
d73227b11901acd6b379f82f275dbccc5828c76946aa1ab7e6cdd9d8dd201652

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:
5/9/2024 1:25:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.monarimo (M)
16.2.5.21

File size:
78.3 KB (80,160 bytes)

Product version:
1.0.5149.9410

Original file name:
monarimo.exe

Common path:
C:\Program Files\monarimo\trz7667.tmp

Digital Signature
Signed by:
monarimo

Authority:
VeriSign, Inc.

Valid from:
11/14/2013 1:00:00 AM

Valid to:
11/15/2014 12:59:59 AM

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:
2/5/2014 6:13:55 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:SyZ9CMnaayrfCkXlId11gCSvS40Q5TBcMeYlBICCWk2bnk+xp7jsM:Sy9FPD8M7gU65KM5ICCWRbLX7jsM

Entry address:
0x1357A

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:
69.5 KB (71,168 bytes)

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