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SpringSmart.GCUpdate.dll

Spring Smart

This is the Google Chrome extension manager/updater for the Yontoo Spring Smart branded web browser plugin which injects banners, text-link and popup ads in the Chorme browser. The module SpringSmart.GCUpdate.dll by Spring Smart has been detected as adware by 10 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
Spring Smart  (signed and verified)

Version:
1.0.5431.42044

MD5:
da124819713c11a1f2e61d4779186640

SHA-1:
20f2f534233d0544384a742ae8c77b7b3d2757dd

SHA-256:
00fe3bd3192e1e22848f2f2889e93ecfa74fb5530e1711e72b65552f3e8a9a24

Scanner detections:
10 / 68

Status:
Adware

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

Analysis date:
4/27/2024 3:33:56 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.188.128

AVG
Spmart
2015.0.3280

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141124

ESET NOD32
MSIL/BrowseFox.K potentially unwanted application
7.0.302.0

F-Prot
W32/A-44ec90a9
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.185.14120

McAfee
BrowseFox.g
5600.6936

Reason Heuristics
Adware.Yontoo.SpringSmart.T
14.11.24.16

Sophos
Spring Smart
4.98

VIPRE Antivirus
Threat.4741131
35088

File size:
1.6 MB (1,648,936 bytes)

Product version:
1.0.5431.42044

Original file name:
SpringSmart.GCUpdate.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\spring smart\bin\plugins\springsmart.gcupdate.dll

Digital Signature
Signed by:
Spring Smart

Authority:
VeriSign, Inc.

Valid from:
8/21/2013 5:00:00 PM

Valid to:
8/22/2015 4:59:59 PM

Subject:
CN=Spring Smart, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Spring Smart, 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:
5D69FD87A1BCECDB8891F45F148E34E2

File PE Metadata
Compilation timestamp:
11/14/2014 11:21:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:dg6LMF66X3ukxCnpx+7xE1QDWFsg3s4YBaZgqRXNYi0b7D5RGzW9bRB0EwqfVlhl:AX0IaZgobmuz8D0PEVnJGZqvGzW

Entry address:
0x1925C2

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, 70, 00, 00, 00, 04, 26, 19, 00, 04, 08, 19, 00, 52, 53, 44, 53, D1, 50, 73, B3, 94, E9, D0, 45, 91, 90, 6C, 38, 96, 2C, 56, 8E, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 7A, 79, 6A, 77, 6B, 78, 6B, 64, 2E, 70, 31, 6B, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
7.3225

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

Code size:
1.6 MB (1,640,448 bytes)

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