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Norpalla2015010509.exe

Norpalla

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file Norpalla2015010509.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:
1.0.5483.2492

MD5:
7124d5cdf485e14ad9478b8c0f4fee6d

SHA-1:
5fa8934f26eb6d136896b3f4892b7c3e9502f6ca

SHA-256:
d20d154df3d941c4497f509a922ea6fbeb1054bffa39c98fffa12e4ba8792065

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:
4/25/2024 3:42:15 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.Norpalla (M)
16.2.14.7

File size:
512.3 KB (524,576 bytes)

Product version:
1.0.5483.2492

Original file name:
Norpalla2015010509.exe

Language:
Language Neutral

Common path:
C:\Program Files\norpalla\bin\tmpb1b4.tmp

Digital Signature
Signed by:
Norpalla

Authority:
VeriSign, Inc.

Valid from:
2/4/2014 7:00:00 AM

Valid to:
2/5/2015 6:59:59 AM

Subject:
CN=Norpalla, OU=Digital ID Class 3 - Microsoft Software Validation v2, 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:
3CF8FDC7B1329843A9D5EE18CBB6A945

File PE Metadata
Compilation timestamp:
1/5/2015 4:23:20 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:z6oejzy+COub/+CuU+srbAV3x+ECsFpNTWgl:zkju+z4ApEmFF

Entry address:
0x7FC46

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:
5.9199

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

Code size:
503.5 KB (515,584 bytes)

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