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Norpalla2015021217.exe

Norpalla

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file Norpalla2015021217.exe by Norpalla has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Norpalla  (signed and verified)

Version:
1.0.5521.16955

MD5:
5c78de623e4b32c9a955fef2a8864fdd

SHA-1:
c51c0e2990a4969c9eaf426b4da92ffcb1a1e40f

SHA-256:
9df3a30c7eee4ca49bb6e3c73ddd5520576ad43f068b5cd489a6f3fdc3f8dea9

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:
12/25/2024 12:39:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.10

File size:
385.2 KB (394,480 bytes)

Product version:
1.0.5521.16955

Original file name:
Norpalla2015021217.exe

Common path:
C:\Program Files\norpalla\bin\tmp9d67.tmp

Digital Signature
Signed by:
Norpalla

Authority:
VeriSign, Inc.

Valid from:
2/3/2015 6:00:00 PM

Valid to:
3/5/2016 5:59:59 PM

Subject:
CN=Norpalla, O=Norpalla, L=Santa Monica, 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:
55563FE7BF8D78C460B5A075AEDD94EA

File PE Metadata
Compilation timestamp:
2/12/2015 11:25:25 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x601C2

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, 06, 00, 0C, 00, 00, 00, C4, 31, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 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:
6.4225

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

Code size:
376.5 KB (385,536 bytes)

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