admin@i-0a43cecd0ab33cfce:~$ ls                                                 agent  data  datafile  kihei                                                    admin@i-0a43cecd0ab33cfce:~$ cat                                                

_chrony      594  0.0  0.1  10724   548 ?        S    08:12   0:00  \_ /usr/sbinroot         592  0.0  0.3   2872  1628 tty1     Ss+  08:12   0:00 /sbin/agetty y1 linux                                                                        root         593  0.0  0.4   4396  2036 ttyS0    Ss+  08:12   0:00 /sbin/agetty 115200,57600,38400,9600 ttyS0                                                   root         609  0.0  3.7  26612 17396 ?        Ss   08:12   0:00 /usr/bin/pythd-upgrades/unattended-upgrade                                                   admin@i-02ca60cf550cfe05f:/opt$ /home/admin/webserver.py                        bash: /home/admin/webserver.py: Permission denied                               admin@i-02ca60cf550cfe05f:/opt$ cd                                              admin@i-02ca60cf550cfe05f:~$ cp webserver.py df.py                              cp: cannot open 'webserver.py' for reading: Permission denied                   admin@i-02ca60cf550cfe05f:~$ crontab -l                                         no crontab for admin                                                            admin@i-02ca60cf550cfe05f:~$ cd /va                                             

goroutine 1 [running]:                                                          main.main()                                                                             ./main.go:64 +0x47d                                                     admin@i-07ceb80639215b899:~$ vim kihei                                          admin@i-07ceb80639215b899:~$                                                    admin@i-07ceb80639215b899:~$                                                    admin@i-07ceb80639215b899:~$                                                    admin@i-07ceb80639215b899:~$                                                    admin@i-07ceb80639215b899:~$ ls -l                                              total 5245048                                                                   drwxr-xr-x 2 admin root       4096 Sep 17 17:28 agent                           drwxr-xr-x 2 admin root       4096 Dec  5 20:45 data                            -rw-r--r-- 1 root  root 5368709120 Sep 17 17:28 datafile                        -rwxr-xr-x 1 admin root    2207109 Sep 17 17:28 kihei                           admin@i-07ceb80639215b899:~$                                                    

admin@i-05062c041f18afcbc:~$ curl http://lo                                     

admin@i-0c62394fbdc6ed157:~$                                                    admin@i-0c62394fbdc6ed157:~$                                                    admin@i-0c62394fbdc6ed157:~$ pwd                                                /home/admin                                                                     admin@i-0c62394fbdc6ed157:~$ ls                                                 agent  data  datafile  kihei                                                    admin@i-0c62394fbdc6ed157:~$ df -                                               

        ./main.go:64 +0x47d                                                     admin@i-012a3c759519cd682:~$ cd /home/admin/                                    admin@i-012a3c759519cd682:~$ ls                                                 agent  data  datafile  kihei                                                    admin@i-012a3c759519cd682:~$ ls -li                                             total 5245048                                                                   264663 drwxr-xr-x 2 admin root       4096 Sep 17 17:28 agent                    278531 drwxr-xr-x 2 admin root       4096 Dec 11 16:09 data                     264701 -rw-r--r-- 1 root  root 5368709120 Sep 17 17:28 datafile                 264672 -rwxr-xr-x 1 admin root    2207109 Sep 17 17:28 kihei                    admin@i-012a3c759519cd682:~$ sudo chown admin.root datafile                     admin@i-012a3c759519cd682:~$ ls -li^C                                           admin@i-012a3c759519cd682:~$ ./kh                                               bash: ./kh: No such file or directory                                           admin@i-012a3c759519cd682:~$ ./kh                                               

-rwxrwx--- 1 root  root   360 Sep 24 23:20 webserver.py                         admin@i-093333d0150041494:~$ cd ..                                              admin@i-093333d0150041494:/home$ find / -perm -4000 -type f 2>/dev/null         /usr/lib/openssh/ssh-keysign                                                    /usr/lib/dbus-1.0/dbus-daemon-launch-helper                                     /usr/bin/chsh                                                                   /usr/bin/umount                                                                 /usr/bin/mount                                                                  /usr/bin/passwd                                                                 /usr/bin/newgrp                                                                 /usr/bin/sudo                                                                   /usr/bin/chfn                                                                   /usr/bin/su                                                                     /usr/bin/gpasswd                                                                admin@i-093333d0150041494:/home$                                                

admin@i-0ce4088ffc36025b0:~$ sudo netstat -ntlup                                                                                                                We trust you have received the usual lecture from the local System              Administrator. It usually boils down to these three things:                                                                                                         #1) Respect the privacy of others.                                              #2) Think before you type.                                                      #3) With great power comes great responsibility.                                                                                                            [sudo] password for admin:                                                      Sorry, try again.                                                               [sudo] password for admin:                                                      sudo: 1 incorrect password attempt                                              admin@i-0ce4088ffc36025b0:~$ ^C                                                 admin@i-0ce4088ffc36025b0:~$                                                    

mv: cannot create directory '/boot/efi/usr/include': No space left on device    mv: cannot create directory '/boot/efi/usr/src': No space left on device        mv: cannot create directory '/boot/efi/usr/libexec': No space left on device    mv: cannot create directory '/boot/efi/usr/local': No space left on device      root@i-0309acbdfa892c707:/home/admin# ^C                                        root@i-0309acbdfa892c707:/home/admin# df                                        Filesystem      1K-blocks    Used Available Use% Mounted on                     udev               221828  221828         0 100% /dev                           tmpfs               46636     384     46252   1% /run                           /dev/nvme0n1p1    8026128 6354688   1242184  84% /                              tmpfs              233168      12    233156   1% /dev/shm                       tmpfs                5120       0      5120   0% /run/lock                      /dev/nvme0n1p15    126678  126678         0 100% /boot/efi                      tmpfs               46632       0     46632   0% /run/user/0                    root@i-0309acbdfa892c707:/home/admin# df                                        

write(2, "\t", 1        )                       = 1                             write(2, "./main.go", 9./main.go)                = 9                            write(2, ":", 1:)                        = 1                                    write(2, "64", 264)                       = 2                                   write(2, " +", 2 +)                       = 2                                   write(2, "0x47d", 50x47d)                    = 5                                write(2, "\n", 1                                                                )                       = 1                                                     exit_group(2)                           = ?                                     +++ exited with 2 +++                                                           admin@i-0cf4052df7f7472c2:~$ strace -v /home/admin/kihei > strace.txt^C         admin@i-0cf4052df7f7472c2:~$ cat strace.txt                                     admin@i-0cf4052df7f7472c2:~$ strace^C                                           admin@i-0cf4052df7f7472c2:~$ ^C                                                 admin@i-0cf4052df7f7472c2:~$                                                    

admin@i-08be9ae6ca86822e0:~$ curl localhost:5000                                Unauthorizedadmin@i-08be9ae6ca86822e0:~$ id                                     uid=1000(admin) gid=1000(admin) groups=1000(admin),4(adm),20(dialout),24(cdrom),),30(dip),44(video),46(plugdev),109(netdev)                                     admin@i-08be9ae6ca86822e0:~$ nc                                                 nc          nc.openbsd                                                          admin@i-08be9ae6ca86822e0:~$ man nc                                             admin@i-08be9ae6ca86822e0:~$ nc localhost 5000                                                                                                                                                                                                  

E: Invalid operation remove                                                     root@i-0a4d53e26d778df49:/usr/lib# apt                                          apt                   apt-config            apt-get               apt-mark      apt-cache             apt-extracttemplates  apt-key               apt-sortpkgs  apt-cdrom             apt-ftparchive        apt-listchanges                     root@i-0a4d53e26d778df49:/usr/lib# apt                                          apt                   apt-config            apt-get               apt-mark      apt-cache             apt-extracttemplates  apt-key               apt-sortpkgs  apt-cdrom             apt-ftparchive        apt-listchanges                     root@i-0a4d53e26d778df49:/usr/lib# apt re ove^C                                 root@i-0a4d53e26d778df49:/usr/lib# apt remove                                   Reading package lists... Done                                                   Building dependency tree... Done                                                Reading state information... Done                                                                                                                               

/dev/nvme0n1p1   7.7G  6.1G  1.2G  84% /                                        tmpfs            228M   12K  228M   1% /dev/shm                                 tmpfs            5.0M     0  5.0M   0% /run/lock                                /dev/nvme0n1p15  124M  5.9M  118M   5% /boot/efi                                admin@i-028b46998ca7b18c9:~$ du ./                                              11140   ./agent                                                                 4       ./.ansible/tmp                                                          8       ./.ansible                                                              4       ./data                                                                  4       ./.config/procps                                                        8       ./.config/asciinema                                                     16      ./.config                                                               8       ./.ssh                                                                  5256232 ./                                                                      admin@i-028b46998ca7b18c9:~$ df -ht                                             

admin@i-026a7204a456f2350:~$ pvcreate /dev/nv                                   nvme0       nvme0n1p1   nvme0n1p15  nvme1n1     nvme2       nvme2n1p1           nvme0n1     nvme0n1p14  nvme1       nvme1n1p1   nvme2n1     nvram               admin@i-026a7204a456f2350:~$ pvcreate /dev/nvme1n1                                WARNING: Running as a non-root user. Functionality may be unavailable.          /run/lock/lvm/P_global:aux: open failed: Permission denied                    admin@i-026a7204a456f2350:~$ sudo pvcreate /dev/nvme1n1                         WARNING: dos signature detected on /dev/nvme1n1 at offset 510. Wipe it? [y/n]: y  Wiping dos signature on /dev/nvme1n1.                                           Physical volume "/dev/nvme1n1" successfully created.                          admin@i-026a7204a456f2350:~$ sudo pvcreate /dev/nvme2n1                         WARNING: dos signature detected on /dev/nvme2n1 at offset 510. Wipe it? [y/n]: y  Wiping dos signature on /dev/nvme2n1.                                           Physical volume "/dev/nvme2n1" successfully created.                          admin@i-026a7204a456f2350:~$ vgcreate datavg /dev/nvme1n1 /dev/nv