Invalid (digital signature could be stolen or file could be patched)
Common Places:
%system%\config\systemprofile\appdata\local\microsoft\windows\temporary internet files\content.ie5\asktoolbarinstaller-orj-spe[1].7z\program files\askpartnernetwork\toolbar\updater\idc
%system%\config\systemprofile\appdata\local\microsoft\windows\temporary internet files\content.ie5\asktoolbarinstaller-orj-spe[5].7z\program files\askpartnernetwork\toolbar\updater\idc
%system%\config\systemprofile\appdata\local\microsoft\windows\temporary internet files\content.ie5\asktoolbarinstaller-orj-st-spe[1].7z\program files\askpartnernetwork\toolbar\updater\idc
%system%\config\systemprofile\appdata\local\microsoft\windows\temporary internet files\content.ie5\asktoolbarinstaller-orj-spe[2].7z\program files\askpartnernetwork\toolbar\updater\idc
%system%\config\systemprofile\appdata\local\microsoft\windows\temporary internet files\content.ie5\asktoolbarinstaller-orj-spe[4].7z\program files\askpartnernetwork\toolbar\updater\idc