MaskProcessor

Link: https://github.com/hashcat/maskprocessor

Examples

1) Generate a wordlist with the phrase "admin" followed by 4 digits

mp64 "admin?d?d?d?d" > wordlist.txt

2) Generate a wordlist with the phrase "admin" appended by 4 uppercase, lowercase, digit, or symbol characters

mp64 "admin?a?a?a?a" > wordlist.txt

Charsets

Lowercase

?l = abcdefghijklmnopqrstuvwxyz

Uppercase

?u = ABCDEFGHIJKLMNOPQRSTUVWXYZ

Digits

?d = 0123456789

Symbol Characters

?s =  !"#$%&'()*+,-./:;<=>?@[\]^_`{|}~

Lowercase, Uppercase, Digit, Symbol Characters

?a = ?l?u?d?s

Bytes

?b = 0x00 - 0xff