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RightSurf.GCUpdate.dll

RightSurf

This is the Google Chrome extension manager/updater for the Yontoo RightSurf branded web browser plugin which injects banners, text-link and popup ads in the Chorme browser. The module RightSurf.GCUpdate.dll by RightSurf has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
RightSurf  (signed and verified)

Version:
1.0.5403.10886

MD5:
8ba017c3c37c08a247c3de7219c5be8e

SHA-1:
8bdb6c91b9029d923abd52ad6aade8646f677ecb

SHA-256:
ea5865bc00d263b50782818726944de67aa8bb2c4d0b8c3cdf71a1ccbfed56a3

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
11/23/2024 3:44:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.12.17

File size:
1.6 MB (1,648,928 bytes)

Product version:
1.0.5403.10886

Original file name:
RightSurf.GCUpdate.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
RightSurf

Authority:
VeriSign, Inc.

Valid from:
11/27/2013 5:30:00 AM

Valid to:
11/28/2014 5:29:59 AM

Subject:
CN=RightSurf, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=RightSurf, 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:
1E2DA13430E7E93CEF3759B2E4F7A34B

File PE Metadata
Compilation timestamp:
10/17/2014 7:32:57 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x1925A6

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, 6E, 00, 00, 00, E8, 25, 19, 00, E8, 07, 19, 00, 52, 53, 44, 53, DE, 4C, DE, F6, 7E, 63, 18, 43, A3, 8C, B6, 62, C8, 41, 0A, 4A, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 70, 73, 33, 6D, 68, 35, 7A, 6F, 2E, 67, 30, 31, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
7.3208

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

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

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