Should I block it?

45% of PCs block this file from running.
Possible reason:
Performance resource utilization



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

Remove NP4aStub.dll
Version:   1, 0, 1, 1
MD5:   29bf8faa523413a8ead08742bdbd9e7e
SHA1:   c490711446e8018c422895c123c59c0c8b701e81


np4astub.dll 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). This particular version is usually found on Windows 7 Professional (6.1.7601.65536).


File name:np4astub.dll
Product name:MindSpark Toolbar Platform Plugin Stub
Description:MindSpark Toolbar Platform Plugin Stub for 32-bit Windows
Typical file path:C:\Program Files\astrology_4a\bar\1.bin\np4astub.dll
File version:1, 0, 1, 1
Product version:2, 3, 0, 0
Size:28.41 KB (29,088 bytes)
Issued to:Mindspark Interactive Network
Authority (CA):VeriSign
Effective date:Thursday, October 4, 2012
Expiration date:Sunday, July 5, 2015
Digital DNA
File packed:No
More details


Google Chrome plugin
Stored per user in the directory 'Google\Chrome\User Data\Default\Preferences'
  • Name: 'NP4aStub.dll'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Professional 100.00%

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Samsung 100.00%
Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

Download it for FREE