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mossnet.browserfilter.helper.dll

Moss Net

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

MD5:
bc37ca7901b8a6538e71dc1e9d559065

SHA-1:
c02b9526b9b7a0dc925e6d1f1447a1a4cb3cc259

SHA-256:
d4a7cce95cb0c7b3b6ff2fcf7d289e69fd87d4d4f335570bd93ef6cf7be7db31

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:
11/23/2024 9:26:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.13.20

File size:
388.8 KB (398,104 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\mossnet\mossnet.browserfilter.helper.dll

Digital Signature
Signed by:
Moss Net

Authority:
VeriSign, Inc.

Valid from:
1/22/2014 5:30:00 AM

Valid to:
1/23/2015 5:29:59 AM

Subject:
CN=Moss Net, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Moss Net, L=San Diego, 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:
4879C8045F587B91FC188D2BC822C526

File PE Metadata
Compilation timestamp:
9/26/2014 10:22:49 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x1A2DA

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, F5, 61, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 40, D4, 05, 10, 89, 0D, 3C, D4, 05, 10, 89, 15, 38, D4, 05, 10, 89, 1D, 34, D4, 05, 10, 89, 35, 30, D4, 05, 10, 89, 3D, 2C, D4, 05, 10, 66, 8C, 15, 58, D4, 05, 10, 66, 8C, 0D, 4C, D4, 05, 10, 66, 8C, 1D, 28, D4, 05, 10, 66, 8C, 05, 24, D4, 05, 10, 66, 8C, 25, 20, D4, 05, 10, 66, 8C, 2D, 1C, D4, 05, 10, 9C, 8F, 05, 50, D4...
 
[+]

Entropy:
4.9094

Code size:
174 KB (178,176 bytes)

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