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monarimo.GCUpdate.dll

monarimo

This is the Google Chrome extension manager/updater for the Yontoo monarimo branded web browser plugin which injects banners, text-link and popup ads in the Chorme browser. The module monarimo.GCUpdate.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:
1.0.5394.35810

MD5:
11cbc81b44538d894aa2c213c76ce6e2

SHA-1:
e91b5f47653a51963b7625e64befe7613a6576c0

SHA-256:
c72534c22b42a84efcb009fcbe8b75261a6e88714333706895ba32a2e7e787b0

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Part of the Yontoo distributed ad-supported web browser extension for Chrome.

Analysis date:
4/18/2024 8:35:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.6.23

File size:
1.6 MB (1,640,736 bytes)

Product version:
1.0.5394.35810

Original file name:
monarimo.GCUpdate.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
monarimo

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 9:23:47 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x1905DE

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, 02, 00, 00, 00, 6D, 00, 00, 00, 20, 06, 19, 00, 20, E8, 18, 00, 52, 53, 44, 53, 19, E4, EE, 2E, 8D, 68, F2, 48, BB, 4A, ED, 1F, D4, F3, 6E, 7D, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 78, 77, 68, 6B, 62, 71, 35, 68, 2E, 31, 7A, 33, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
7.3264

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

Code size:
1.6 MB (1,632,256 bytes)

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