Arturo, 25 bytes

$=>[@.of:from.binary&`*`]

Try it!

Returns a list of characters.

Arturo, 23 bytes

$=>[@.of:from.binary&1]

Try it!

Returns a list of digits.

$=>[             ; a function where input is assigned to &
    from.binary& ; convert input from binary string to decimal integer
    @.of: _ 1    ; create list of that many 1s
]                ; end function