Should I block it?

49% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

1, 0, 0, 1 50.00%
1, 0, 0, 1 50.00%
(Note, Mindspark Interactive Network publishes each variation of this file with the same version, but the hashes are unique.)



Webfetti Installer Plugin Stub by Mindspark Interactive Network (Signed)

Remove NP52EISb.dll
Version:   1, 0, 0, 1
MD5:   68039b2f48c1c04dfd1b8b5e9aef48cf
SHA1:   77f89d4e27a519cd5e2c51d1036c0aef65bc615b


np52eisb.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).


File name:np52eisb.dll
Product name:Webfetti Installer Plugin Stub
Description:Webfetti Installer Plugin Stub for 32-bit Windows
Typical file path:C:\Program Files\webfetti_52ei\installr\1.bin\np52eisb.dll
File version:1, 0, 0, 1
Product version:2, 3, 0, 0
Size:30.63 KB (31,360 bytes)
Issued to:Mindspark Interactive Network
Authority (CA):VeriSign
Effective date:Monday, May 31, 2010
Expiration date:Monday, May 7, 2012
Digital DNA
File packed:No
More details


Mozilla plugins
Google Chrome plugins
Stored per user in the directory 'Google\Chrome\User Data\Default\Preferences'
  • Name: 'NP52EISB.dll'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Professional 50.00%
Windows 7 Home Premium 50.00%

Distribution by countryDistribution by country

United Kingdom installs about 50.00% of Webfetti Installer Plugin Stub.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Samsung 50.00%
Acer 50.00%
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