Should I block it?

98%
Yes, 98% block recommendation.
Possible reasons:
Multiple malware detections
Performance resource utilization

VersionsAdditional versions

1, 0, 1, 1 33.33%
1, 0, 1, 1 33.33%
1, 0, 1, 1 33.33%
(Note, Mindspark Interactive Network publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

NP49Stub.dll

MindSpark Toolbar Platform Plugin Stub by Mindspark Interactive Network (Signed)

Remove NP49Stub.dll
Version:   1, 0, 1, 1
MD5:   12ef29b91ecfe7aa407ef310be84bb73
SHA1:   adaa4e9d247ca38cbc252fe243a8b5553a4e2b49
SHA256:   c837502529027739ca0c25673c147fb11c84361f1d3aea4dd8b0f41cad01da40
Warning 4 antivirus scanners has detected malware.

Overview

np49stub.dll is malware that is loaded as dynamic link library that runs in the context of the Google Chrome web browser. The file is digitally signed by Mindspark Interactive Network which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:np49stub.dll
Publisher:MindSpark
Product name:MindSpark Toolbar Platform Plugin Stub
Description:MindSpark Toolbar Platform Plugin Stub for 32-bit Windows
Typical file path:C:\Program Files\utilitychest_49\bar\1.bin\np49stub.dll
File version:1, 0, 1, 1
Product version:2, 3, 0, 0
Size:29.94 KB (30,656 bytes)
Certificate
Issued to:Mindspark Interactive Network
Authority (CA):VeriSign
Effective date:Sunday, May 30, 2010
Expiration date:Sunday, May 6, 2012
Digital DNA
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Google Chrome plugins
Stored per user in the directory 'Google\Chrome\User Data\Default\Preferences'
  • Name: 'NP49Stub.dll'
Mozilla plugins
  • @UtilityChest_49.com/Plugin

MalwareMalware detections

Based on 40+ industry antivirus scanners, 4 of them detected the following malware.
Antivirus engineEngine versionDetection
avast! 6.0.1289.0 Win32:FunWeb-K [PUP]
AVG 2014.0.3629 AdInstaller.FunWeb
Dr.Web 7.0.0.11250 Tool.InstallToolbar.5
VIPRE Antivirus 11687 MyWebSearch.J (v) (not malicious)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Professional 33.33%
Windows 7 Ultimate 33.33%
Windows 7 Home Premium 33.33%

Distribution by countryDistribution by country

United Kingdom installs about 33.33% of MindSpark Toolbar Platform Plugin Stub.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Samsung 50.00%
Acer 50.00%
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