monarimo.boashelper.exe

monarimo

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application monarimo.boashelper.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)

MD5:
f14e4264659c070382f8bc664fc62ab4

SHA-1:
00cb64afbaa3ec17750b670be3d59a17cc1f5fa9

SHA-256:
8eb19ed6b7b762c043e86d0f17a9a6540e880ff73fab6ebccd9cb1f5edbc7d12

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 2:42:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.6.23

File size:
1.6 MB (1,649,952 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\monarimo\bin\monarimo.boashelper.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
11/14/2013 5:30:00 AM

Valid to:
11/15/2014 5:29:59 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:
10/9/2014 9:25:30 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0xF6B5B

Entry point:
E8, CC, 84, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 53, 8B, 5D, 08, 83, FB, E0, 77, 6F, 56, 57, 83, 3D, 94, E1, 56, 00, 00, 75, 18, E8, F8, 77, 00, 00, 6A, 1E, E8, 42, 76, 00, 00, 68, FF, 00, 00, 00, E8, 81, 28, 00, 00, 59, 59, 85, DB, 74, 04, 8B, C3, EB, 03, 33, C0, 40, 50, 6A, 00, FF, 35, 94, E1, 56, 00, FF, 15, 2C, F2, 51, 00, 8B, F8, 85, FF, 75, 26, 6A, 0C, 5E, 39, 05, E0, E9, 56, 00, 74, 0D, 53, E8, 0F, 85, 00, 00, 59, 85, C0, 75, A9, EB, 07, E8, 47, 0C, 00, 00, 89, 30, E8, 40, 0C, 00, 00, 89...
 
[+]

Entropy:
6.4166

Code size:
1.1 MB (1,171,456 bytes)

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