undef: 22 times
a [preauth]: 1 time
adm [preauth]: 1 time
admin [preauth]: 1 time
fakepass [preauth]: 1 time

May  2 11:06:07 host sshd[16474]: Invalid user fakepass from 112.33.4.100
May  2 11:06:07 host sshd[16474]: input_userauth_request: invalid user fakepass [preauth]
May  2 11:06:09 host sshd[16474]: Failed password for invalid user fakepass from 112.33.4.100 port 5278 ssh2