AutoIT can be installed very easily.
autoit-v3-setup.exe /S
Important: capitalized "S"
run(@WorkingDir&"\"&"Software.exe" & " " & "/s" & " " &"/F1"&@WorkingDir&"\"&"response.iss")
winwait("Microsoft Visual C++ 2005 SP1 Redistributable Package (x86)","No")
IF NOT WinActivate("Microsoft Visual C++ 2005 SP1 Redistributable Package (x86)","No") THEN WinActivate("Microsoft Visual C++ 2005 SP1 Redistributable Package (x86)","No")
WinWaitActive("Microsoft Visual C++ 2005 SP1 Redistributable Package (x86)","No")
SEND("!N")
winwait("Toolkit 183 - InstallShield Wizard","Notice")
IF NOT WinActivate("Toolkit 183 - InstallShield Wizard","Notice") THEN WinActivate("Toolkit 183 - InstallShield Wizard","Notice")
WinWaitActive("Toolkit 183 - InstallShield Wizard","Notice")
SEND("Enter")
View inventory records anonymously contributed by opt-in users of the K1000 Systems Management Appliance.