admin@i-04f9b68ba2ba71eb9:~$ pwd                                                /home/admin                                                                     admin@i-04f9b68ba2ba71eb9:~$                                                    admin@i-04f9b68ba2ba71eb9:~$ ls                                                 agent  data  datafile  kihei                                                    admin@i-04f9b68ba2ba71eb9:~$ cd agent/                                          admin@i-04f9b68ba2ba71eb9:~/agent$ ls                                           check.sh  sadagent  sadagent.txt                                                admin@i-04f9b68ba2ba71eb9:~/agent$ cat c                                        

nvme0n1                                                                         ├─nvme0n1p1  ext4   1.0         811e12d8-f542-4650-9330-8d96633bd90c    1.2G    ├─nvme0n1p14                                                                    └─nvme0n1p15 vfat   FAT16       8690-F844                             117.8M    nvme1n1                                                                         nvme2n1                                                                         admin@i-03e8621f09ba2ba4e:~$ lvs                                                  WARNING: Running as a non-root user. Functionality may be unavailable.          /run/lock/lvm/P_global:aux: open failed: Permission denied                    admin@i-03e8621f09ba2ba4e:~$ sudo lvs                                           admin@i-03e8621f09ba2ba4e:~$ ls -la data                                        total 8                                                                         drwxr-xr-x 2 admin root  4096 Oct 26 07:02 .                                    drwxr-xr-x 7 admin admin 4096 Oct 26 07:02 ..                                   admin@i-03e8621f09ba2ba4e:~$ sudo                                               

 Initialization                                                                   time-set.target                                                          loade Time Set                                                                         time-sync.target                                                         loade Time Synchronized                                                                timers.target                                                            loade                                  >                                               apt-daily-upgrade.timer                                                  loadeapt upgrade and clean activities                                                  apt-daily.timer                                                          loadeapt download activities                                                           e2scrub_all.timer                                                        loadeic ext4 Online Metadata Check for >                                               fstrim.timer                                                             loadeadmin@i-0d2e19b6ed1ee3727:~$ ps -aux                                            

admin@i-0453bb76f89d6d1e6:~$ curl localhost:5000                                Unauthorizedadmin@i-0453bb76f89d6d1e6:~$                                        admin@i-0453bb76f89d6d1e6:~$ sudo curl localhost:5000                                                                                                           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-0453bb76f89d6d1e6:~$ ^C                                                 admin@i-0453bb76f89d6d1e6:~$ nestat | grep                                      

admin@i-0ae89bce1453c6828:~$ ls -l                                              total 5245048                                                                   drwxr-xr-x 2 admin root       4096 Sep 17  2023 agent                           drwxr-xr-x 2 admin root       4096 Oct 25 16:29 data                            -rw-r--r-- 1 root  root 5368709120 Sep 17  2023 datafile                        -rwxr-xr-x 1 admin root    2207109 Sep 17  2023 kihei                           admin@i-0ae89bce1453c6828:~$ ls data                                            appdiskmnt                                                                      admin@i-0ae89bce1453c6828:~$ rm data/appdiskmnt                                 admin@i-0ae89bce1453c6828:~$ rmdir data/                                        admin@i-0ae89bce1453c6828:~$ sudo ln -s /mnt/appdiskmnt/ /home/admin/data/      ln: failed to create symbolic link '/home/admin/data/': No such file or directoradmin@i-0ae89bce1453c6828:~$ ls                                                 agent  datafile  kihei                                                          admin@i-0ae89bce1453c6828:~$ sudo ln -s /mnt/appdiskmnt/ /home/admin/data/      

    988 pts/1    R<+    0:00 ps ax                                              admin@i-0748faed17a21b9f5:~/agent$ ls                                           check.sh  sadagent  sadagent.txt                                                admin@i-0748faed17a21b9f5:~/agent$ cd ..                                        admin@i-0748faed17a21b9f5:~$ ls                                                 agent  webserver.py                                                             admin@i-0748faed17a21b9f5:~$ ls -l                                              total 8                                                                         drwxr-xr-x 2 admin root 4096 Sep 24  2023 agent                                 -rwxrwx--- 1 root  root  360 Sep 24  2023 webserver.py                          admin@i-0748faed17a21b9f5:~$ cd /var/lib/                                       admin@i-0748faed17a21b9f5:/var/lib$ ls                                          apt     cloud  dhcp  grub       man-db  pam       private  sgml-base  systemd  uchrony  dbus   dpkg  logrotate  misc    polkit-1  python   sudo       ucf      vadmin@i-0748faed17a21b9f5:/var/lib$ cd                                          

admin@i-0f972f42ded716b22:~$                                                    

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-0815e829d95ab34ca:~$ ./kihei -v                                         Creating file /home/admin/data/newdatafile with size 1.5GB...                   panic: exit status 1                                                                                                                                            goroutine 1 [running]:                                                          main.main()                                                                             ./main.go:64 +0x47d                                                     admin@i-0815e829d95ab34ca:~$                                                    

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-04f920394c7614a59:~$ lsblk                                              NAME         MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT                                nvme1n1      259:0    0    1G  0 disk                                           nvme0n1      259:1    0    8G  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-04f920394c7614a59:~$ df /                                               Filesystem     1K-blocks    Used Available Use% Mounted on                      /dev/nvme0n1p1   8026128 6354520   1242352  84% /                               admin@i-04f920394c7614a59:~$ lsblk -                                            

lsof      791                    admin  mem       REG              259,1   149524-linux-gnu/libpthread-2.31.so                                                  lsof      791                    admin  mem       REG              259,1    18684-linux-gnu/libdl-2.31.so                                                       lsof      791                    admin  mem       REG              259,1   617124-linux-gnu/libpcre2-8.so.0.10.1                                                lsof      791                    admin  mem       REG              259,1  1901534-linux-gnu/libc-2.31.so                                                        lsof      791                    admin  mem       REG              259,1   166124-linux-gnu/libselinux.so.1                                                     lsof      791                    admin  mem       REG              259,1   177924-linux-gnu/ld-2.31.so                                                          lsof      791                    admin    4r     FIFO               0,11      0tlsof      791                    admin    7w     FIFO               0,11      0tadmin@i-08470b485bf6eb405:~$ ss -tulnp                                          

admin@i-0139974abc9a432af:~$ ls -lah                                            total 5.1G                                                                      drwxr-xr-x 7 admin admin 4.0K Oct 24 12:11 .                                    drwxr-xr-x 3 root  root  4.0K Sep 17  2023 ..                                   drwx------ 3 admin admin 4.0K Sep 17  2023 .ansible                             -rw-r--r-- 1 admin admin  220 Aug  4  2021 .bash_logout                         -rw-r--r-- 1 admin admin 3.5K Aug  4  2021 .bashrc                              drwxr-xr-x 3 admin admin 4.0K Oct 24 12:11 .config                              -rw-r--r-- 1 admin admin  807 Aug  4  2021 .profile                             drwx------ 2 admin admin 4.0K Sep 17  2023 .ssh                                 drwxr-xr-x 2 admin root  4.0K Sep 17  2023 agent                                drwxr-xr-x 2 admin root  4.0K Oct 24 12:19 data                                 -rw-r--r-- 1 admin admin 5.0G Sep 17  2023 datafile                             -rwxr-xr-x 1 admin root  2.2M Sep 17  2023 kihei                                admin@i-0139974abc9a432af:~$ ls -lah                                            

> GET / HTTP/1.1                                                                > Host: localhost:5000                                                          > User-Agent: curl/7.74.0                                                       > Accept: */*                                                                   >                                                                               * Mark bundle as not supporting multiuse                                        < HTTP/1.1 200 OK                                                               < Server: Werkzeug/2.3.7 Python/3.9.2                                           < Date: Wed, 23 Oct 2024 22:33:37 GMT                                           < Content-Type: text/html; charset=utf-8                                        < Content-Length: 12                                                            < Connection: close                                                             <                                                                               * Closing connection 0                                                          Unauthorizedadmin@i-02901696405e883e3:~$ systemctl l                            

cat: /home/admin/webserver.py: Permission denied                                admin@i-041ba6e4c2ebedf78:~$ 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-041ba6e4c2ebedf78:~$                                                    admin@i-041ba6e4c2ebedf78:~$                                                    admin@i-041ba6e4c2ebedf78:~$                                                    

admin@i-0346e20b3ceb89391:~$ nmap -v -O localhost -P 5000                       Warning: The -P option is deprecated. Please use -PE                            Warning:  You are not root -- using TCP pingscan rather than ICMP               TCP/IP fingerprinting (for OS scan) requires root privileges.                   QUITTING!                                                                       admin@i-0346e20b3ceb89391:~$