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boxgreen.purbrowseg.dll

Box Green

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

Version:
1.0.5713.1298

MD5:
48c6f1ea3c7872f676ae2cd5b5e33472

SHA-1:
216b74f3cbf6733e9c4e992ec1742ba7212e9ae1

SHA-256:
4c9bc221dd1c3cd0d10d08eeeaecade2da211f2365dddb644d22afc04b5e37a8

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:
8/7/2025 9:40:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.9.17

File size:
840.2 KB (860,400 bytes)

Product version:
1.0.5713.1298

Original file name:
2015082308.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\box green\bin\plugins\boxgreen.purbrowseg.dll

Digital Signature
Signed by:
Box Green

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 1:00:00 AM

Valid to:
1/12/2016 12:59:59 AM

Subject:
CN=Box Green, O=Box Green, 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:
2756DA1E7D3FF218F074E5AF94C4F42A

File PE Metadata
Compilation timestamp:
8/23/2015 10:43:16 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0xD1FDE

Entry point:
FF, 25, 00, 20, 00, 10, 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, 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, 58, 20, 0D, 00, 78, 02, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 78, 02, 34, 00, 00, 00...
 
[+]

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

Code size:
832 KB (851,968 bytes)

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