-rw-r--r-- 1 admin admin 3526 Aug  4  2021 .bashrc                              drwxr-xr-x 3 admin admin 4096 Sep 20  2023 .config                              -rw-r--r-- 1 admin admin  807 Aug  4  2021 .profile                             drwx------ 2 admin admin 4096 Sep 17  2023 .ssh                                 drwxr-xr-x 2 admin root  4096 Sep 24  2023 agent                                -rwxrwx--- 1 root  root   360 Sep 24  2023 webserver.py                         admin@i-08e8c3662820c3288:~$ curl -D- -H "User-Agent: admin" http://127.0.0.1:50HTTP/1.1 200 OK                                                                 Server: Werkzeug/2.3.7 Python/3.9.2                                             Date: Sat, 12 Apr 2025 09:51:27 GMT                                             Content-Type: text/html; charset=utf-8                                          Content-Length: 35                                                              Connection: close                                                                                                                                               Welcome! Password is FDZPmh5AX3oiJtadmin@i-08e8c3662820c3288:~$                 

admin@i-0bbb8d62752f668c2:~$ http GET localhost:5000                            bash: http: command not found                                                   admin@i-0bbb8d62752f668c2:~$ lftp -c "pget -n 4 http://localhost:5000"          bash: lftp: command not found                                                   admin@i-0bbb8d62752f668c2:~$ aria2c                                             bash: aria2c: command not found                                                 admin@i-0bbb8d62752f668c2:~$                                                    

write(2, " +", 2 +)                       = 2                                   write(2, "0x47d", 50x47d)                    = 5                                write(2, "\n", 1                                                                )                       = 1                                                     exit_group(2)                           = ?                                     +++ exited with 2 +++                                                           admin@i-046c25dcd9bba2527:~$ lsblk -l                                           NAME       MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT                                  nvme1n1    259:0    0    1G  0 disk                                             nvme0n1    259:1    0    8G  0 disk                                             nvme2n1    259:2    0    1G  0 disk                                             nvme0n1p1  259:3    0  7.9G  0 part /                                           nvme0n1p14 259:4    0    3M  0 part                                             nvme0n1p15 259:5    0  124M  0 part /boot/efi                                   admin@i-046c25dcd9bba2527:~$ pvcreate /dev/nvme1n1 /dev/nvme2                   

bash: lslbk: command not found                                                  admin@i-002944c8c98f5382d:~$ lsblk                                              NAME         MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT                                nvme0n1      259:0    0    8G  0 disk                                           ├─nvme0n1p1  259:2    0  7.9G  0 part /                                         ├─nvme0n1p14 259:3    0    3M  0 part                                           └─nvme0n1p15 259:5    0  124M  0 part /boot/efi                                 nvme1n1      259:1    0    1G  0 disk                                           nvme2n1      259:4    0    1G  0 disk                                           admin@i-002944c8c98f5382d:~$ sudo vgcreate big /dev/nvme1n1 /dev/nvme2n1          Volume group "big" successfully created                                       admin@i-002944c8c98f5382d:~$ sudo lvcreate -L 2G -n bigr --type striped --stripe  Using default stripesize 64.00 KiB.                                             Volume group "big" has insufficient free space (510 extents): 512 required.   admin@i-002944c8c98f5382d:~$                                                    

nvme0n1    259:0    0    8G  0 disk                                             nvme1n1    259:1    0    1G  0 disk                                             nvme0n1p1  259:2    0  7.9G  0 part /                                           nvme0n1p14 259:3    0    3M  0 part                                             nvme0n1p15 259:4    0  124M  0 part /boot/efi                                   nvme2n1    259:5    0    1G  0 disk                                             admin@i-0452512a6769f93ec:~$ sudo pvcreate /dev/nvme1n1 /dev/nvme2n1              Physical volume "/dev/nvme1n1" successfully created.                            Physical volume "/dev/nvme2n1" successfully created.                          admin@i-0452512a6769f93ec:~$ sudo vgcreate /dev/nvme1n1 /dev/nvme2n1              /dev/nvme1n1: already exists in filesystem                                      Run `vgcreate --help' for more information.                                   admin@i-0452512a6769f93ec:~$ sudo vgcreate vg /dev/nvme1n1 /dev/nvme2n1           Volume group "vg" successfully created                                        admin@i-0452512a6769f93ec:~$ sudo lvcreate -n lv -l 100%FREE vg                 

  Logical volume "kihei" created.                                               admin@i-0c30009ffa24545c7:~$ sudo lvs                                             LV    VG          Attr       LSize Pool Origin Data%  Meta%  Move Log Cpy%Sync  kihei LVMVolGroup -wi-a----- 1.99g                                            admin@i-0c30009ffa24545c7:~$ ls /dev/                                           LVMVolGroup      disk       kmsg          nvme0n1     ptmx      stderr  tty13  tautofs           dm-0       log           nvme0n1p1   pts       stdin   tty14  tblock            fd         loop-control  nvme0n1p14  random    stdout  tty15  tbtrfs-control    full       mapper        nvme0n1p15  rtc       tty     tty16  tchar             fuse       mem           nvme1       rtc0      tty0    tty17  tconsole          hpet       mqueue        nvme1n1     sdb       tty1    tty18  tcore             hugepages  net           nvme2       sdc       tty10   tty19  tcpu_dma_latency  initctl    null          nvme2n1     shm       tty11   tty2   tcuse             input      nvme0         nvram       snapshot  tty12   tty20  tadmin@i-0c30009ffa24545c7:~$                                                    

irc:x:39:39:ircd:/run/ircd:/usr/sbin/nologin                                    gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/usr/sbin/nologinobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin                      _apt:x:100:65534::/nonexistent:/usr/sbin/nologin                                messagebus:x:101:101::/nonexistent:/usr/sbin/nologin                            uuidd:x:102:102::/run/uuidd:/usr/sbin/nologin                                   tcpdump:x:103:103::/nonexistent:/usr/sbin/nologin                               _chrony:x:104:104:Chrony daemon,,,:/var/lib/chrony:/usr/sbin/nologin            systemd-network:x:105:106:systemd Network Management,,,:/run/systemd:/usr/sbin/nsystemd-resolve:x:106:107:systemd Resolver,,,:/run/systemd:/usr/sbin/nologin    sshd:x:107:65534::/run/sshd:/usr/sbin/nologin                                   systemd-timesync:x:999:999:systemd Time Synchronization:/:/usr/sbin/nologin     systemd-coredump:x:998:998:systemd Core Dumper:/:/usr/sbin/nologin              admin:x:1000:1000:Debian:/home/admin:/bin/bash                                  admin@i-09dd7a16c1516f9c8:~$ sudo cat /etc/passwd\                              

write(2, "main.main", 9main.main)                = 9                            write(2, "(", 1()                        = 1                                    write(2, ")\n", 2)                                                              )                      = 2                                                      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-0d5d23f0b5a1bb4ec:~$ strace ./kihei                                     

admin@i-0707672206f080b13:~$ ls                                                 agent  webserver.py                                                             admin@i-0707672206f080b13:~$ cat webserver.py                                   

bash: py: command not found                                                     admin@i-0121b4e734c6ef16e:~$ python3 webserver.py                               python3: can't open file '/home/admin/webserver.py': [Errno 13] Permission denieadmin@i-0121b4e734c6ef16e:~$ sudo su                                                                                                                            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:                                                      sudo: a password is required                                                    admin@i-0121b4e734c6ef16e:~$                                                    

mke2fs 1.46.2 (28-Feb-2021)                                                     Could not open /dev/vg/lv: Permission denied                                    admin@i-08aea5ba068999888:~$ sudo mkfs.ext4 /dev/vg/lv                          mke2fs 1.46.2 (28-Feb-2021)                                                     Creating filesystem with 522240 4k blocks and 130560 inodes                     Filesystem UUID: af627478-be69-4f91-b7e3-a2714e4f1747                           Superblock backups stored on blocks:                                                    32768, 98304, 163840, 229376, 294912                                                                                                                    Allocating group tables: done                                                   Writing inode tables: done                                                      Creating journal (8192 blocks): done                                            Writing superblocks and filesystem accounting information: done                                                                                                 admin@i-08aea5ba068999888:~$ df -h                                              

18M     /usr/lib/grub                                                           18M     /usr/lib/udev                                                           24M     /usr/lib/python3.9                                                      68M     /usr/lib/modules                                                        96M     /usr/lib/python3                                                        124M    /usr/lib/x86_64-linux-gnu                                               386M    /usr/lib                                                                root@i-0e22acdc61e701355:~# llss  //                                                                                                                            bin   dev  home  lib32  libx32      media  opt   root  sbin  sys  usr           boot  etc  lib   lib64  lost+found  mnt    proc  run   srv   tmp  var           bin   dev  home  lib32  libx32      media  opt   root  sbin  sys  usr           boot  etc  lib   lib64  lost+found  mnt    proc  run   srv   tmp  var           root@i-0e22acdc61e701355:~# root@i-0e22acdc61e701355:~# ls /du -hd1 /usr/lib | svvaarr                      ||                                                  

)                      = 2                                                      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-0be7818eb46cc4b14:~$ sudo apt update                                    0% [Connecting to cdn-aws.deb.debian.org (2600:9000:25f5:e800:c:a756:bac0:93a1)]C                                                                               admin@i-0be7818eb46cc4b14:~$                                                    

142356  ./var/lib                                                               128448  ./var/lib/apt                                                           128408  ./var/lib/apt/lists                                                     126352  ./usr/lib/x86_64-linux-gnu                                              106792  ./usr/bin                                                               103212  ./var/cache                                                             99540   ./var/cache/apt                                                         97768   ./usr/lib/python3                                                       97764   ./usr/lib/python3/dist-packages                                         71928   ./usr/share/locale                                                      69244   ./usr/lib/modules                                                       69240   ./usr/lib/modules/5.10.0-8-cloud-amd64                                  sort: write failed: 'standard output': Broken pipe                              sort: write error                                                               admin@i-051781460bf642930:/$ sudo du -a| sort -n -r | head -n 20