The following username wordlists were created to identify valid usernames when targeting large Windows domains using the Metasploit module:
auxiliary/gather/kerberos_enumusers
The lists are compiled from the top 500 most common firstname and surname as per the United Kingdom’s Office for National Statistics (ONS).
Username List Word Count File Size Example
Top 500 Female Firstnames 500 4K AMELIA
Top 500 Male First Names 500 4K JACK
Top 500 Surnames 500 4K SMITH
Top 50 Female Firstnames.Surnames 25000 330K AMELIA.SMITH
Top 50 Male Firstnames.Surnames 31000 400K JACK.SMITH
A-Z.Surnames 13000 116K A.SMITH to Z.LEONARD
A.Surnames 500 5K A.SMITH
B.Surnames 500 5K B.SMITH
C.Surnames etc. 500 5K C.SMITH
Z.Surnames 500 s5K Z.WYATT
For more detail please see the accompanying blog post: https://www.attackdebris.com/?p=364
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