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norpallabho.dll

Norpalla

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module norpallabho.dll by Norpalla has been detected as adware by 26 anti-malware scanners. It is installed within the context of Internet Explore as a BHO (Browser Helper Object) under the name ‘Norpalla’. This file is typically installed with the program Norpalla by Yontoo Technology, Inc. which is a potentially unwanted software program. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
Norpalla  (signed and verified)

Product:
Norpalla

Version:
1.0.0.3

MD5:
783b57b0141733575f203e6a09524112

SHA-1:
282fea5e7624ae4386f7120ace970639e7cbacb4

SHA-256:
047a2a3562cb63fca86924e16ab5aa7eb224a55e23b5ff40e9f7b03586572612

Scanner detections:
26 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/19/2024 2:51:44 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.BHO.Agent.4
922

AhnLab V3 Security
PUP/Win32.BrowseFox
2014.07.28

Avira AntiVirus
APPL/BrowseFox.Gen2
7.11.164.52

AVG
BrowseFox.F
2015.0.3400

Baidu Antivirus
Adware.Win32.Agent
4.0.3.14728

Bitdefender
Gen:Variant.Adware.BHO.Agent.4
1.0.20.1045

Comodo Security
Application.Win32.Altbrowse.AK
18997

Dr.Web
Trojan.BPlug.28
9.0.1.0209

Emsisoft Anti-Malware
Gen:Variant.Adware.BHO.Agent
8.14.07.28.08

ESET NOD32
Win32/BrowseFox (variant)
8.10161

Fortinet FortiGate
Adware/Agent
7/28/2014

F-Secure
Gen:Variant.Adware.BHO.Agent.4
11.2014-28-07_2

G Data
Gen:Variant.Adware.BHO.Agent
14.7.24

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.3493

Malwarebytes
PUP.Optional.Norpalla.A
v2014.07.28.08

McAfee
Artemis!783B57B01417
5600.7056

MicroWorld eScan
Gen:Variant.Adware.BHO.Agent.4
15.0.0.627

NANO AntiVirus
Riskware.Win32.Agent.cuenda
0.28.2.60990

Panda Antivirus
Trj/CI.A
14.07.28.08

Qihoo 360 Security
HEUR/Malware.QVM30.Gen
1.0.0.1015

Reason Heuristics
Adware.Yontoo.Norpalla.L
14.7.28.8

Sophos
Generic PUA CI
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
10456

Trend Micro House Call
Suspicious_GEN.F47V0715
7.2.209

VIPRE Antivirus
Yontoo
31670

Zillya! Antivirus
Adware.Agent.Win32.9009
2.0.0.1859

File size:
243.8 KB (249,632 bytes)

Product version:
1.0.0.3

Copyright:
(c) Norpalla. All rights reserved.

Original file name:
NorpallaIEClient.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\norpalla\norpallabho.dll

Digital Signature
Signed by:
Norpalla

Authority:
VeriSign, Inc.

Valid from:
2/4/2014 1:00:00 AM

Valid to:
2/5/2015 12:59:59 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

Registration
CLSID:
{18b20944-f54e-4509-88fa-f0ad137bf8de}

COM registered:
Yes

File PE Metadata
Compilation timestamp:
7/27/2014 2:15:45 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:V7w3txaAf0ZP0Thn+BClmD5JUM21m+2bIaIbY3hzpI3Y:V7w6ZQd+/RJbIUx9Io

Entry address:
0x12844

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 41, 8D, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 20, 2D, 03, 10, E8, BD, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 04, 68, 03, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 7C, A1, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
159 KB (162,816 bytes)

Internet Explorer BHO
Display name:
Norpalla

CLSID:
{18b20944-f54e-4509-88fa-f0ad137bf8de}


The file norpallabho.dll has been discovered within the following programs.

Norpalla  by Yontoo Technology, Inc.
This adware software (a branded version of the morphing Yontoo adware browser addon) injects itself into the user's web browser (IE, Chrome and Firefox) and will display out-of context advertising on web sites that are not associated with Yontoo or its affiliate partners.
norpalla.com/support
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