du: cannot access 'proc/939/fdinfo/3': No such file or directory                0       proc                                                                    64K     root                                                                    368K    run                                                                     0       sbin                                                                    4.0K    srv                                                                     0       sys                                                                     40K     tmp                                                                     755M    usr                                                                     246M    var                                                                     root@i-09431062e41bb2400:/# cdc /var/                                           bash: cdc: command not found                                                    root@i-09431062e41bb2400:/# cd /usr/                                            root@i-09431062e41bb2400:/usr# du -sh * |sort -h                                                                                                                

'size', 'used', 'avail', 'pcent', 'file' and 'target' (see info page).                                                                                          GNU coreutils online help: <https://www.gnu.org/software/coreutils/>            Report any translation bugs to <https://translationproject.org/team/>           Full documentation <https://www.gnu.org/software/coreutils/df>                  or available locally via: info '(coreutils) df invocation'                      admin@i-01931e2a359d62d51:~$ df -l                                              Filesystem      1K-blocks    Used Available Use% Mounted on                     udev               221828       0    221828   0% /dev                           tmpfs               46636     368     46268   1% /run                           /dev/nvme0n1p1    8026128 6354608   1242264  84% /                              tmpfs              233168      12    233156   1% /dev/shm                       tmpfs                5120       0      5120   0% /run/lock                      /dev/nvme0n1p15    126678    6016    120662   5% /boot/efi                      admin@i-01931e2a359d62d51:~$ df -lh                                             

admin@i-09691d997134773d9:~$ ls -larth                                          total 48K                                                                       -rw-r--r-- 1 admin admin  807 Aug  4  2021 .profile                             -rw-r--r-- 1 admin admin 3.5K Aug  4  2021 .bashrc                              -rw-r--r-- 1 admin admin  220 Aug  4  2021 .bash_logout                         drwxr-xr-x 3 root  root  4.0K Sep 17 16:44 ..                                   drwx------ 2 admin admin 4.0K Sep 17 16:44 .ssh                                 drwx------ 3 admin admin 4.0K Sep 20 15:52 .ansible                             drwxr-xr-x 3 admin admin 4.0K Sep 20 15:56 .config                              -rwxrwx--- 1 root  root   360 Sep 24 23:20 webserver.py                         drwxr-xr-x 2 admin root  4.0K Sep 24 23:20 agent                                -rw------- 1 admin admin  684 Feb 22 16:13 .viminfo                             drwxr-xr-x 6 admin admin 4.0K Feb 22 16:13 .                                    -rw------- 1 admin admin  666 Feb 22 16:14 .bash_history                        admin@i-09691d997134773d9:~$ sudo cat webserver.py                              

autogroup           cwd                 map_files/          oom_adj             schedstat           syscall                           auxv                environ             maps                oom_score           sessionid           task/                             cgroup              exe                 mem                 oom_score_adj       setgroups           timens_offsets                    clear_refs          fd/                 mountinfo           pagemap             smaps               timers                            cmdline             fdinfo/             mounts              patch_state         smaps_rollup        timerslack_ns                     comm                gid_map             mountstats          personality         stack               uid_map                           coredump_filter     io                  net/                projid_map          stat                wchan                             admin@i-0ef8902f3e527111d:~$ cat /proc/569/en                      

> 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: Thu, 22 Feb 2024 07:21:02 GMT                                           < Content-Type: text/html; charset=utf-8                                        < Content-Length: 12                                                            < Connection: close                                                             <                                                                               * Closing connection 0                                                          Unauthorizedadmin@i-050cad83ab4faeb81:~$ curl -v localhost:5000                 

admin@i-0fa82171f11fb6464:~$ whereis mc                                         mc: /usr/bin/mc                                                                 admin@i-0fa82171f11fb6464:~$ cd /usr/local/                                     bin/     etc/     games/   include/ lib/     man/     sbin/    share/   src/    admin@i-0fa82171f11fb6464:~$ cd /usr/local/bin/                                 admin@i-0fa82171f11fb6464:/usr/local/bin$ ls                                    flask                                                                           admin@i-0fa82171f11fb6464:/usr/local/bin$ ls -ah                                .  ..  flask                                                                    admin@i-0fa82171f11fb6464:/usr/local/bin$ ls -lah                               total 12K                                                                       drwxr-xr-x  2 root root 4.0K Sep 24 23:20 .                                     drwxr-xr-x 10 root root 4.0K Sep 20 15:53 ..                                    -rwxr-xr-x  1 root root  208 Sep 24 23:20 flask                                 admin@i-0fa82171f11fb6464:/usr/local/bin$ where ping                            

/cpu.CacheLineSizeinternal/cpu.X86internal/cpu.optionsinternal/cpu.maxExtendedFunittaskpath.ErrBadPatterngo.itab.*flag.boolValue,flag.Valuego.itab.*os.File,io.WmError,errorgo.itab.*reflect.rtype,reflect.Typego.itab.*flag.durationValue,flag.64Value,flag.Valuego.itab.*flag.intValue,flag.Valuego.itab.*flag.int64Value,flagngValue,flag.Valuego.itab.*flag.uintValue,flag.Valuego.itab.*flag.uint64Value,fl.Builder,io.Writergo.itab.*errors.errorString,errorgo.itab.*fmt.wrapError,errorggo.itab.*os.File,io.Readergo.itab.syscall.Signal,os.Signalgo.itab.*io/fs.PathErrallError,errorgo.itab.syscall.Errno,errorgo.itab.os.onlyWriter,io.Writergo.itab.nfogo.itab.*io.LimitedReader,io.Readergo.itab.*os.File,io.Closergo.itab.*os/exec*os/exec.Error,errorgo.itab.*bufio.Reader,io.Readergo.itab.os/user.UnknownUserIdrnal/reflectlite.rtype,internal/reflectlite.Typego.itab.time.fileSizeError,errort.SortedMap,sort.Interfacego.itab.runtime.errorString,error_cgo_init_cgo_thread__init_done_cgo_callers_cgo_yield_cgo_mmap_cgo_munmap_cgo_sigactionruntime.mainPCeadlineExceededError,errorgo.itab.internal/poll.errNetClosing,errorruntime.defaudVersion.strruntime.modinfo.strtype.*runtime.textsectionmapadmin@i-062042b0fb20a

admin@i-02bc979dae0ebd440:~$ curl --user-agent "whatever" localhost:5000        Welcome! Password is FDZPmh5AX3oiJtadmin@i-02bc979dae0ebd440:~$ echo "          

GET /                                                                           GET /                                                                           GET /                                                                           ^C                                                                              admin@i-07e2fdd31fb619fad:~$ curl --user-agent "whatever" localhost:5000        Welcome! Password is FDZPmh5Acurl -s http://httpbin.org/user-agentrl -s http://h^[[B^[[B^C                                                                      admin@i-07e2fdd31fb619fad:~$ curl -s http://httpbin.org/user-agent                                                                                              ^C                                                                              admin@i-07e2fdd31fb619fad:~$ curl -s http://httpbin.org/user-agent              ls                                                                              ;                                                                               ^C                                                                              admin@i-07e2fdd31fb619fad:~$ curl -s http://httpbin.org/user-agen               

-rwxrwx--- 1 root  root  360 Sep 24 23:20 webserver.py                          admin@i-056d7eb6f3afcb862:~$ sudo cat webserver.py                                                                                                              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-056d7eb6f3afcb862:~$ locate webserver.py                                bash: locate: command not found                                                 admin@i-056d7eb6f3afcb862:~$ find / -nwebserver.py                              

                                                                                             gzip -c file1 file2 > foo.gz                                                                                                                              If you want to recompress concatenated files to get better compression, d                                                                                             gzip -cd old.gz | gzip > new.gz                                                                                                                           If a compressed file consists of several members, the uncompressed size a       the  --list  option applies to the last member only. If you need the unco       members, you can use:                                                                                                                                                 gzip -cd file.gz | wc -c                                                                                                                                  If you wish to create a single archive file with multiple members so that Manual page gzip(1) line 187 (press h for help or q to quit)                   

NAME                     MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT                    nvme0n1                  259:0    0    8G  0 disk                               ├─nvme0n1p1              259:1    0  7.9G  0 part /                             ├─nvme0n1p14             259:2    0    3M  0 part                               └─nvme0n1p15             259:3    0  124M  0 part /boot/efi                     nvme2n1                  259:4    0    1G  0 disk                               └─test_vg-lvol0_rimage_1 254:1    0 1020M  0 lvm                                  └─test_vg-lvol0        254:2    0    2G  0 lvm                                nvme1n1                  259:5    0    1G  0 disk                               └─test_vg-lvol0_rimage_0 254:0    0 1020M  0 lvm                                  └─test_vg-lvol0        254:2    0    2G  0 lvm                                admin@i-05f20f1fd6dc9dcd5:~$ sudo mkfs.ext4 test_vg-lvol0                       mke2fs 1.46.2 (28-Feb-2021)                                                     The file test_vg-lvol0 does not exist and no size was specified.                admin@i-05f20f1fd6dc9dcd5:~$ sudo mkfs.ext4 test_vg-lvol0                       

admin@i-05d27a7439a0e6399:~$ ls                                                 agent  data  datafile  kihei                                                    admin@i-05d27a7439a0e6399:~$ file kihei                                         kihei: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), statically linked, G7tVbey9uC58oKsR, not stripped                                                   admin@i-05d27a7439a0e6399:~$ ps aux | grep "kihei"                              admin        704  0.6  4.1  98188 19192 pts/0    S<l+ 10:38   0:00 /usr/bin/pythi-05d27a7439a0e6399                                                             admin        707  0.0  3.0  24456 14448 pts/0    S<+  10:38   0:00 /usr/bin/pythi-05d27a7439a0e6399                                                             admin        715  0.0  0.1   5264   704 pts/1    S<+  10:38   0:00 grep kihei   admin@i-05d27a7439a0e6399:~$                                                    

admin@i-0ceea52693070011e:~$ pwd                                                /home/admin                                                                     admin@i-0ceea52693070011e:~$ ls                                                 agent  data  datafile  kihei                                                    admin@i-0ceea52693070011e:~$ ./kihei