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webconnectun.exe

Web Layers

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application webconnectun.exe by Web Layers has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is the uninstaller utility registered in the Windows Control Panel for the program WebConnect 3.0.0 by Web Connect.
Publisher:
Web Layers  (signed and verified)

Version:
1.0.0.0

MD5:
a515af1e83b93354189594b7ce907a5a

SHA-1:
bcb1ba7a1408ac25fa4fb22b086ce5d04157cf9d

SHA-256:
acd630dd6bd8900bbb87f5779ba4facfc39d550294b5a22ed0ef456346452758

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:
5/1/2024 4:35:46 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.15.20

File size:
536.4 KB (549,288 bytes)

Product version:
1.0.0.0

Original file name:
WebConnect Uninstaller.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\webconnect\webconnectun.exe

Digital Signature
Signed by:
Web Layers

Authority:
Symantec Corporation

Valid from:
8/4/2015 5:30:00 AM

Valid to:
10/3/2016 5:29:59 AM

Subject:
CN=Web Layers, O=Web Layers, L=Santa Monica, S=California, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
2B5CEE8A350D1CE33516994DA29EC29D

File PE Metadata
Compilation timestamp:
1/28/2016 4:48:33 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0x8422E

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:
5.9934

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

Code size:
521 KB (533,504 bytes)

Program Uninstaller
Program name:
WebConnect 3.0.0

Display publisher:
Web Connect

Display version:
3.0.0

Uninstall string:
C:\Program Files\WebConnect\WebConnectUn.exe OFS_


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