Here's my install log from Flash v10.
Delete: DeleteFile("C:\WINDOWS\system32\Macromed\Flash\Flash10c.ocx")
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash6.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash6a.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash7.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash7a.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash7b.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash7c.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash7d.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash8.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash8a.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash8b.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash8c.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash8d.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash8e.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9a.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9b.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9c.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9d.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9e.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9f.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9g.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash9h.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash10.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\Flash10a.ocx"
Delete: "C:\WINDOWS\system32\Macromed\Flash\GetFlash.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\GetFlash.exe.manifest"
Delete: "C:\WINDOWS\system32\Macromed\Flash\UninstFl.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9a.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9b.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9c.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9d.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9e.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9f.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9g.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil9h.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil10.exe"
Delete: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil10a.exe"
End Call Uninstallers
File: overwriteflag=4, allowskipfilesflag=2, name="Flash10c.ocx"
File: wrote 3979680 to "C:\WINDOWS\system32\Macromed\Flash\Flash10c.ocx"
IfFileExists: file "C:\WINDOWS\system32\Macromed\Flash\Flash10c.ocx" exists, jumping 352
File: overwriteflag=4, allowskipfilesflag=2, name="FlashUtil10c.exe"
File: skipped: "C:\WINDOWS\system32\Macromed\Flash\FlashUtil10c.exe" (overwriteflag=1)
End Main Section
Section: ""
Start Post Section
Register Player
Registration Successful
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Macromedia\FlashPlayerActiveX\Components" "Main"="1"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Macromedia\FlashPlayerActiveX" "Path"="C:\WINDOWS\system32\Macromed\Flash"
created uninstaller: 10253, "C:\WINDOWS\system32\Macromed\Flash\uninstall_activeX.exe"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "DisplayName"="Adobe Flash Player 10 ActiveX"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "DisplayVersion"="10.0.32.18"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "Publisher"="Adobe Systems Incorporated"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "URLInfoAbout"="http://www.adobe.com/go/getflashplayer"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "VersionMajor"="10"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "VersionMinor"="0"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "HelpLink"="http://www.adobe.com/go/flashplayer_support/"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "URLUpdateInfo"="http://www.adobe.com/go/flashplayer/"
Call: 1285
File: overwriteflag=1, allowskipfilesflag=0, name="C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\System.dll"
File: skipped: "C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\System.dll" (overwriteflag=1)
Call: 1285
File: overwriteflag=1, allowskipfilesflag=0, name="C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\System.dll"
File: skipped: "C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\System.dll" (overwriteflag=1)
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "DisplayIcon"="C:\WINDOWS\system32\Macromed\Flash\uninstall_activeX.exe"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "UninstallString"="C:\WINDOWS\system32\Macromed\Flash\uninstall_activeX.exe"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "RequiresIESysFile"="4.70.0.1155"
WriteRegDWORD: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "NoModify"="0x00000001"
WriteRegDWORD: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Adobe Flash Player ActiveX" "NoRepair"="0x00000001"
WriteRegDWORD: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{D27CDB6E-AE6D-11CF-96B8-444553540000}" "Compatibility Flags"="0x00000000"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Accepted Documents" "Flash"="application/x-shockwave-flash"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{D27CDB6E-AE6D-11CF-96B8-444553540000}" ""="Adobe Flash Player"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{D27CDB6E-AE6D-11CF-96B8-444553540000}" "ComponentID"="Flash"
WriteRegBin: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{D27CDB6E-AE6D-11CF-96B8-444553540000}" "IsInstalled"="01 00 00 00"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{D27CDB6E-AE6D-11CF-96B8-444553540000}" "Version"="10.0.32.18"
WriteRegStr: "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{D27CDB6E-AE6D-11CF-96B8-444553540000}" "Locale"="EN"
WriteRegStr: "HKEY_CURRENT_USER\SOFTWARE\Macromedia\FlashPlayer" "FlashPlayerVersion"="10.0.32.18"
End Post Section
Call: 1285
File: overwriteflag=1, allowskipfilesflag=2, name="C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\NSISArray.dll"
File: skipped: "C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\NSISArray.dll" (overwriteflag=1)
Delete: DeleteFile("C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\fpinstall.dll")
Delete: DeleteFile("C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\nsExec.dll")
Delete: DeleteFile("C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\NSISArray.dll")
Delete: DeleteFile("C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\System.dll")
Delete: DeleteFile("C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\UserInfo.dll")
RMDir: RemoveDirectory("C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\nsm51.tmp\")