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SquirrelWeb.GCUpdate.dll

squirrelweb

This is the Google Chrome extension manager/updater for the Yontoo squirrelweb branded web browser plugin which injects banners, text-link and popup ads in the Chorme browser. The module SquirrelWeb.GCUpdate.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:
1.0.5375.36255

MD5:
af773faa4b89aee5c0f214c421257690

SHA-1:
e9f433743fef49a34fe8f2bc5762080dd82ed89d

SHA-256:
d9aaa1d69eee4943677d0cfd7a84e5f2447ce786f3d515c798ef74a4444f5834

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/26/2024 8:15:13 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.squirrelweb (M)
16.2.15.9

File size:
913.8 KB (935,712 bytes)

Product version:
1.0.5375.36255

Original file name:
SquirrelWeb.GCUpdate.dll

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
squirrelweb

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 2:00:00 AM

Valid to:
10/8/2014 1:59:59 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:
9/19/2014 11:08:40 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:KgwqIKqE02XArAyZ2ApGAbVd92l3V0+PfRgNt6THaM+jjNV:KgtXuNZ2ApBbV0q+PfRgNt6jujjNV

Entry address:
0xE4426

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...
 
[+]

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

Code size:
905.5 KB (927,232 bytes)

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