2007-06-27T19:54:03Z 2194 0 it describes itself as firefox helper and it indeed is in the ..Temp\~nsu.tmp\ directory 1432474 2007-04-21T11:10:59Z 157 2016-01-29T12:26:42Z Nullsoft Scriptable Install System 13565 2009-09-26T17:02:44Z http://nsis.sourceforge.net/Main_Page http://wakoopa.com/software/nsis http://mallow.wakoopa.com/avatars/000/001/987/normal.png?1238514225 http://mallow.wakoopa.com/avatars/000/001/987/thumb.png?1238514225 37 Nullsoft http://wakoopa.com/developers/nullsoft Install new applications 14 Installers http://wakoopa.com/categories/utilities/installer win NSIS (Nullsoft Scriptable Install System) is a professional open source system to create Windows installers. It is designed to be as small and flexible as possible and is therefore very suitable for internet distribution.