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PacFunction2015111011.exe

PacFunction

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file PacFunction2015111011.exe 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:
1.0.5792.7193

MD5:
162bd1cda155ce29f7864f5fea9de539

SHA-1:
2de0e3a8be5dc99469d0e4f1fe7e02cf7902cd9d

SHA-256:
ef142cae8493425ca9c23c3db3010e3286161bea9594650312a263b90dc49b1b

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:
5/3/2024 4:28:31 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.4.18

File size:
641.7 KB (657,136 bytes)

Product version:
1.0.5792.7193

Original file name:
PacFunction2015111011.exe

Language:
Language Neutral

Common path:
C:\Program Files\pacfunction\bin\tmpc062.tmp

Digital Signature
Signed by:
PacFunction

Authority:
VeriSign, Inc.

Valid from:
12/22/2014 4:00:00 PM

Valid to:
2/21/2016 3:59:59 PM

Subject:
CN=PacFunction, 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:
577EA5DC8266D5CCDB3FA17D795517BD

File PE Metadata
Compilation timestamp:
11/10/2015 3:59:53 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0xA02AE

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:
6.1686

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

Code size:
633 KB (648,192 bytes)

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