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skywebber.expext.dll

Skywebber

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

Version:
1.0.5676.41090

MD5:
82d1accf15597efd277ea5570e0984c5

SHA-1:
36bd80cce670e8fa51c7956809e62bfa1d9a2524

SHA-256:
e3b31acc45e55802c65bf2d263c3445e779806e265c1006adacfe6544872186f

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:
5/4/2024 5:19:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.12.5.3

File size:
506.2 KB (518,384 bytes)

Product version:
1.0.5676.41090

Original file name:
2015071806.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
Skywebber

Authority:
VeriSign, Inc.

Valid from:
9/30/2014 8:00:00 AM

Valid to:
10/31/2015 7:59:59 AM

Subject:
CN=Skywebber, O=Skywebber, 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:
7F2C7565BA7A1D63DE0E6852C552B843

File PE Metadata
Compilation timestamp:
7/18/2015 2:49:39 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:LMwLo+5TI3mfARb5akMPqyXwNaOjH5hELBXFNtRhNr:LXfybS+a+kV59

Entry address:
0x7E60E

Entry point:
FF, 25, 00, 20, 00, 10, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 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:
6.4714

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

Code size:
498 KB (509,952 bytes)

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