Add REG_SZ to HKLM\SOFTWARE\Microsoft\Command Processor with name AutoRun and value of RndColor.bat
Create file RndColor.bat in %WINDIR%\System32
[sourcecode language=”plain”]
@Echo Off
Echo Loading…
SET rnd=%random%
IF %rnd% LSS 4681 GOTO 1
IF %rnd% LSS 9362 GOTO 2
IF %rnd% LSS 14043 GOTO 3
IF %rnd% LSS 18724 GOTO 4
IF %rnd% LSS 23405 GOTO 5
IF %rnd% LSS 28086 GOTO 6
IF %rnd% LSS 32767 GOTO 7
Goto END
:1
Color 1F
Goto END
:2
Color 20
Goto END
:3
Color 30
Goto END
:4
Color 4E
Goto END
:5
Color 5F
Goto END
:6
Color 80
Goto END
:7
Color 4F
Goto END
:END
CLS
[/sourcecode]