[sov44]

похоже решил:

Код:

@Echo Off
SetLocal EnableDelayedExpansion
Set fldr=Office_Updates

For /F  %%a In ('Dir "%fldr%" /B /A:-D') Do (
	Set ta=%%~nxa
             If "!ta:~8,1!"=="-" (
		Set $!ta:*KB=KB0!=%%~nxa
	) Else (
		Set $!ta!=%%~nxa
	)
)
For /F "Tokens=2 Delims==" %%a In ('Set $KB') Do Echo %%a
Pause>nul