FilePath := "test.txt"
timetoset := 20180615151525
SetFileTime(FilePath, timetoset, "M")
SetFileTime(FilePath, timetoset, "C")
SetFileTime(FilePath, timetoset, "A")
return

; ======================================================================================================================
; SetFileTime
;     -> docs.microsoft.com/en-us/windows/desktop/api/fileapi/nf-fileapi-setfiletime
; TzSpecificLocalTimeToSystemTime
;     -> docs.microsoft.com/en-us/windows/desktop/api/timezoneapi/nf-timezoneapi-tzspecificlocaltimetosystemtime
; SystemTimeToFileTime
;     -> docs.microsoft.com/en-us/windows/desktop/api/timezoneapi/nf-timezoneapi-systemtimetofiletime
; CreateFile
;     -> docs.microsoft.com/en-us/windows/desktop/api/fileapi/nf-fileapi-createfilea
;     FILE_WRITE_ATTRIBUTES 0x0100
;     FILE_SHARE_READ       0x01 +
;     FILE_SHARE_WRITE      0x02 +- 0X07
;     FILE_SHARE_DELETE     0x04 +
;     OPEN_EXISTING         3
;     FILE_ATTRIBUTE_NORMAL 0x80
; ======================================================================================================================
SetFileTime(FilePath, TimeStamp, Type := "M") {
   If !TimeStamp2SystemTime(TimeStamp, LocalTime)
      Return False
   If !(Handle := DllCall("CreateFile", "Str", FilePath, "UInt", 0x0100, "UInt", 0x07, "Ptr", 0
                                      , "UInt", 3, "UInt", 0x80, "Ptr", 0, "UPtr"))
      Return False
   ; Aktuelle Daten einlesen
   VarSetCapacity(CTime, 16, 0)
   VarSetCapacity(ATime, 16, 0)
   VarSetCapacity(MTime, 16, 0)
   If !DllCall("GetFileTime", "Ptr", Handle, "Ptr", &CTime, "Ptr", &ATime, "Ptr", &MTime, "UInt") {
      DllCall("CloseHandle", "Ptr", Handle, "UInt")
      Return False
   }
   ; Geändertes Datum schreiben
   VarSetCapacity(SystemTime, 16, 0)
   DllCall("TzSpecificLocalTimeToSystemTime", "Ptr", 0, "Ptr", &LocalTime, "Ptr", &SystemTime, "UInt")
   VarSetCapacity(FileTime, 8, 0)
   DllCall("SystemTimeToFileTime", "Ptr", &SystemTime, "Ptr", &FileTime, "UInt")
   PCT := Type = "C" ? &FileTime : &CTime
   PAT := Type = "A" ? &FileTime : &ATime
   PMT := Type = "M" ? &FileTime : &MTime
   Result := DllCall("SetFileTime", "Ptr", Handle, "Ptr", PCT, "Ptr", PAT, "Ptr", PMT, "UInt")
   DllCall("CloseHandle", "Ptr", Handle, "UInt")
   Return Result
}
; ======================================================================================================================
; TimeStamp = YYYYMMDDHH24MISS (autohotkey.com/docs/commands/FileSetTime.htm#YYYYMMDD)
; SystemTime -> msdn.microsoft.com/en-us/f77cdf86-0f97-4a89-b565-95b46fa7d65b
; ======================================================================================================================
TimeStamp2SystemTime(TimeStamp, ByRef SystemTime) {
   VarSetCapacity(SystemTime, 16, 0)
   TimeStamp += 0, S
   If (TimeStamp = "")
      Return False
   NumPut(SubStr(TimeStamp,  1, 4), SystemTime,  0, "UShort")
   NumPut(SubStr(TimeStamp,  5, 2), SystemTime,  2, "UShort")
   NumPut(SubStr(TimeStamp,  7, 2), SystemTime,  6, "UShort")
   NumPut(SubStr(TimeStamp,  9, 2), SystemTime,  8, "UShort")
   NumPut(SubStr(TimeStamp, 11, 2), SystemTime, 10, "UShort")
   NumPut(SubStr(TimeStamp, 13, 2), SystemTime, 12, "UShort")
   Return True
}

if (YYYY <= 2014)
   if (MM <= 10)
		if (DD  <= 26)
         {
         HH24 := HH24 - 1
         }

FileSetTime,  20050505042000,% A_Desktop "\1.exe",M
FileSetTime,  20050505042000,% A_Desktop "\1.exe",C
FileSetTime,  20050505042000,% A_Desktop "\1.exe",A

filePath := A_Desktop . "\test.txt"
YYYY := 2013
MM := "09"
DD := 11
HH24 := 13
if (YYYY <= 2014)
   if (MM <= 10)
      if (HH24 <= 14)
         {
         HH24 := HH24 - 1
         }
MsgBox, % timetoset := YYYY . MM . DD . HH24 . MI . SS
FileSetTime, timetoset, % filePath, C
FileSetTime, timetoset, % filePath, M
FileSetTime, timetoset, % filePath, A 

if (YYYY <= 2014)
	if (MM <= 10)
		if (HH24 <= 14)
			{
			HH24 := HH24 - 1
			}
timetoset := YYYY . MM . DD . HH24 . MI . SS
FileSetTime, timetoset, F:\скрипты\LOGmap.txt, C
FileSetTime, timetoset, F:\скрипты\LOGmap.txt, M
FileSetTime, timetoset, F:\скрипты\LOGmap.txt, A