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SquirrelWeb.BrowserFilter.dll

squirrelweb

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

Version:
1.0.5370.36261

MD5:
7019e5b3b6c14e7de13eaba4f15396f7

SHA-1:
f71855b19543c05de7f4e4e67131e585dba39f02

SHA-256:
778a002ec39b526be13c3c7db72e02f7d2862f2217eb0b7366fe38ce17bd6771

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:
5/15/2024 11:37:56 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.1.19.4

File size:
316.3 KB (323,872 bytes)

Product version:
1.0.5370.36261

Original file name:
SquirrelWeb.BrowserFilter.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\squirrelweb\bin\plugins\squirrelweb.browserfilter.dll

Digital Signature
Signed by:
squirrelweb

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 3:00:00 AM

Valid to:
10/8/2014 2:59:59 AM

Subject:
CN=squirrelweb, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=squirrelweb, 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:
7244DFB846B028B3B64BA8B4A757EAA4

File PE Metadata
Compilation timestamp:
9/15/2014 12:08:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x4EF12

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...
 
[+]

Entropy:
7.6133

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

Code size:
308 KB (315,392 bytes)

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