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Norpalla2014120707.exe

Norpalla

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file Norpalla2014120707.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:
1.0.5453.42054

MD5:
836350be216a73ad167173310bc56fd5

SHA-1:
23131f467eb4fd0a7cdcaaa2f6feb7d7cfe3dc91

SHA-256:
4cc5d85bc05db42cd3de225c7666c2f44aae0ba6a61b7aed33bcfcf8bd2fbe7c

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 5:43:53 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.Norpalla (M)
16.2.14.7

File size:
511.8 KB (524,064 bytes)

Product version:
1.0.5453.42054

Original file name:
Norpalla2014120707.exe

Language:
Language Neutral

Common path:
C:\Program Files\norpalla\bin\tmpcad4.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:
12/7/2014 2:21:56 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:o1obMR+m6n3hFIMlk7y8fM7RD+Fdn0NqqJpAzpw82YzAQvM/aQyfRcL6HJH+SR7I:o6W+moYMlk7yNgd0szpwhYsAJXShNf

Entry address:
0x7F9E6

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:
5.9296

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

Code size:
503 KB (515,072 bytes)

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