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webconnect.expext.dll

Web Layers

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

Version:
1.0.6094.31634

MD5:
93b13ac18c9733087c2748021a93eec2

SHA-1:
7d9b8fd1dcde423e0d5ddb1eb657074de3f3bc51

SHA-256:
24c7ce919e805e5fb70312be1a60b07726a3cfad8acfdf0b1adabff134cb6dfe

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 2:13:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.11.16

File size:
710.9 KB (727,976 bytes)

Product version:
1.0.6094.31634

Original file name:
2016090801.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\webconnect\bin\plugins\webconnect.expext.dll

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:
9/8/2016 7:04:43 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0xB1B92

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, 10, 0B, 00, 0C, 00, 00, 00, 94, 3B, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.6064

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

Code size:
703 KB (719,872 bytes)

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