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PacFunction.PurBrowse.dll

PacFunction

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

Version:
1.0.5434.33554

MD5:
0f54cb58d0231a8c17f062c455293164

SHA-1:
a63018d04f28753a0698c1b4b785c65b24101877

SHA-256:
700880574bfb125cdf4a218af324cbfa8d656f6dcdd6e662ec8169df7e2dcd7c

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:
4/26/2024 2:11:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.10.2

File size:
934.8 KB (957,216 bytes)

Product version:
1.0.5434.33554

Original file name:
PacFunction.PurBrowse.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\pacfunction\bin\plugins\pacfunction.purbrowse.dll

Digital Signature
Signed by:
PacFunction

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 1:00:00 AM

Valid to:
1/10/2015 12:59:59 AM

Subject:
CN=PacFunction, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=PacFunction, 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:
4DF47FADF68D2EB9B8A7923DCCC176FF

File PE Metadata
Compilation timestamp:
11/18/2014 3:38:39 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0xE97CE

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, 72, 00, 00, 00, 10, 98, 0E, 00, 10, 7A, 0E, 00, 52, 53, 44, 53, 29, FF, 32, 13, 91, 29, B4, 4E, 85, 18, F0, 2B, A3, C3, B6, 2E, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 6C, 64, 72, 63, 6F, 32, 62, 63, 2E, 32, 6C, 78, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

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

Code size:
926.5 KB (948,736 bytes)

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