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What is np4weisb.dll?

Part of Retrogamer Installer Plugin Stub by Retrogamer

What is it?

The Retrogamer toolbar installs into your Internet browser and allows you to search the Internet with MyWebSearch, a known adware type program that changes and redircts all of your search results as well as DNS errors, and modifies your home page to mywebsearch.com or some other webpage. MyWebSearch automatically becomes your default search service which hijacks all your search requests as well as tracks your Internet surfing behavior to send you targeted advertising.
Description of np4weisb.dll from Retrogamer
MyWebSearch brings together the most comprehensive collection of search tools available to provide you with the information you need when you need it. MyWebSearch allows you to search the web directly from your toolbar, offering you search results powered by Google. Mindspark features a variety of social and entertainment destinations like DailyBurn®, IWON®, personal interest sites such as Excite®, as well as our fun, interactive toolbar products. Separate from our search results, we provide sponsored listings in the same fashion as Google and Yahoo. We also display advertising on select Web pages. This business model lets us create fun, easy-to-use products with wide-ranging content for you to enjoy on an ongoing basis.
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How is np4weisb.dll loaded?

Google Chrome plugin - np4weisb.dll runs within the context of the Google Chrome web browser as plugin. Chrome supports browser plugins that run as an unrestricted separate process outside the browser and cannot be sandboxed as tabs. Plugins are generally used to add functions to the Chrome browser.
Mozilla plugin - np4weisb.dll runs within the context of the Mozilla Firefox web browser as plugin. np4weisb.dll is typically associtated with identifier name of @ei.Retrogamer_4w.com/Plugin with and identifier of SOFTWARE\MozillaPlugins\@ei.Retrogamer_4w.com/Plugin. Plugins help the Mozilla Firefox Web browser perform specific functions like viewing special graphic formats or playing multimedia files like Adobe Flash or Apple QuickTime.


What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the np4weisb.dll file.Of the 0.1% of np4weisb.dll users, 12.0% have disabled it.
Typical file (disk image) location:
C:\Program Files\retrogamer_4wei\installr\1.bin\np4weisb.dll

Are there other versions of Retrogamer Installer Plugin St...?

Why are multiple of the same versions listed?

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)
Windows Vista (TM) Ultimate (6.0.6002.131072)
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File details

File name: np4weisb.dll
Publisher: Retrogamer (verified)
Name: Retrogamer Installer Plugin Stub
Description: Retrogamer Installer Plugin Stub for 32-bit Windows
Version: 1, 0, 0, 1
Product version: 2, 3, 0, 0
Size: 30.04 KB
Original file name: NP4wEISb.DLL

Digital certificate

Certificate authority: VeriSign
Expiration date: 5/6/2012

Google Chrome plugin details

Name: NP4wEISB.dll

Mozilla plugin details

Name: @ei.Retrogamer_4w.com/Plugin
Command: SOFTWARE\MozillaPlugins\@ei.Retrogamer_4w.com/Plugin

Image hashes

MD5: 4753bc60860f5dccbfbdf0ad828c64e6
SHA-1: 99dbc691b9554653ed9a630935587286f6bfd769

PE image details

File packed: No
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