SadServers Joined on September 10, 2023

     CGroup: /system.slice/flaskapp.service                                                  └─574 /usr/bin/python3 /home/admin/webserver.py                                                                                                    Nov 22 20:13:43 i-0cda4f62b9b5220f9 systemd[1]: Started Flask Application.      Nov 22 20:13:44 i-0cda4f62b9b5220f9 python3[574]:  * Serving Flask app 'webserveNov 22 20:13:44 i-0cda4f62b9b5220f9 python3[574]:  * Debug mode: off            Nov 22 20:13:44 i-0cda4f62b9b5220f9 python3[574]: WARNING: This is a development a production deployment. Use a production WSGI server instead.                 Nov 22 20:13:44 i-0cda4f62b9b5220f9 python3[574]:  * Running on http://127.0.0.1Nov 22 20:13:44 i-0cda4f62b9b5220f9 python3[574]: Press CTRL+C to quit          Nov 22 20:15:37 i-0cda4f62b9b5220f9 python3[574]: 127.0.0.1 - - [22/Nov/2024 20:00 -                                                                            admin@i-0cda4f62b9b5220f9:~$ ps -aux | grep flask                               admin        959  0.0  0.1   5264   640 pts/1    S<+  20:20   0:00 grep flask   admin@i-0cda4f62b9b5220f9:~$ ps -aux | grep flask                               

[                                                                                                                                                               [                                                                                                                                                               ,96          All                                                                [                                                                                                                                                               [                                                                                                                                                               @k                                                                                                                                                              @k                                                                              -- INSERT --                                                                    ,97          All                                                                9                                                                               

root@i-00cd16d1d6b62ecaf:~# vgcreate data /dev/nvme1n1 /dev/nvme2n1               Volume group "data" successfully created                                      root@i-00cd16d1d6b62ecaf:~# vgs                                                   VG   #PV #LV #SN Attr   VSize VFree                                             data   2   0   0 wz--n- 1.99g 1.99g                                           root@i-00cd16d1d6b62ecaf:~# df -h                                               Filesystem       Size  Used Avail Use% Mounted on                               udev             217M     0  217M   0% /dev                                     tmpfs             46M  384K   46M   1% /run                                     /dev/nvme0n1p1   7.7G  6.1G  1.2G  84% /                                        tmpfs            228M   24K  228M   1% /dev/shm                                 tmpfs            5.0M     0  5.0M   0% /run/lock                                /dev/nvme0n1p15  124M  5.9M  118M   5% /boot/efi                                tmpfs             46M     0   46M   0% /run/user/0                              root@i-00cd16d1d6b62ecaf:~# ko                                                  

-rw-r--r-- 1 root  root  5368709120 Sep 17  2023 datafile                       -rwxr-xr-x 1 admin root     2207109 Sep 17  2023 kihei                          admin@i-0c7a28e3a2fe0be8b:~$ ls -la data                                        total 8                                                                         drwxr-xr-x 2 admin root  4096 Nov 22 13:46 .                                    drwxr-xr-x 7 admin admin 4096 Nov 22 13:45 ..                                   admin@i-0c7a28e3a2fe0be8b:~$ df -h                                              Filesystem       Size  Used Avail Use% Mounted on                               udev             217M     0  217M   0% /dev                                     tmpfs             46M  368K   46M   1% /run                                     /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-0c7a28e3a2fe0be8b:~$                                                    

goroutine 1 [running]:                                                        main.main()                                                                           ./main.go:64 +0x47d                                                   admin@i-0e446c270466448da:~$ ls                                               agent  data  datafile  kihei                                                  admin@i-0e446c270466448da:~$ head datafile | od                               0000000 000000 000000 000000 000000 000000 000000 000000 000000               *                                                                                                                                                           ^C                                                                            admin@i-0e446c270466448da:~$ head datafile | less                                                                                                           admin@i-0e446c270466448da:~$ od datafile | less                                                                                                             admin@i-0e446c270466448da:~$ head -c 1024 datafile | less                     

Disk identifier: 0xb43838c3                                                                                                                                     Device         Boot Start     End Sectors  Size Id Type                         /dev/nvme2n1p1       2048 2097151 2095104 1023M 8e Linux LVM                    admin@i-0e9eb0be2a0842a52:~$ pvcreate /dev/nvme1n1p1                              WARNING: Running as a non-root user. Functionality may be unavailable.          /run/lock/lvm/P_global:aux: open failed: Permission denied                    admin@i-0e9eb0be2a0842a52:~$ sudo pvcreate /dev/nvme1n1p1 /dev/nvme2n1p1          Physical volume "/dev/nvme1n1p1" successfully created.                          Physical volume "/dev/nvme2n1p1" successfully created.                        admin@i-0e9eb0be2a0842a52:~$ sudo pvs                                             PV         VG Fmt  Attr PSize    PFree                                          /dev/sdb1     lvm2 ---  1023.00m 1023.00m                                       /dev/sdc1     lvm2 ---  1023.00m 1023.00m                                     admin@i-0e9eb0be2a0842a52:~$ vgcreate                                           

16K     spool                                                                   24K     tmp                                                                     admin@i-0cacbe2813d3e9a07:/var$ cd /proc/                                       admin@i-0cacbe2813d3e9a07:/proc$ ls                                             1     139  222  30   57   598  68   835        cpuinfo        interrupts   kpage10    14   23   4    572  6    7    879        crypto         iomem        kpage1003  140  24   402  573  60   77   9          devices        ioports      loada11    15   25   477  576  600  78   927        diskstats      irq          locks1154  16   251  49   58   601  8    acpi       driver         kallsyms     memin1165  17   26   50   580  602  828  buddyinfo  dynamic_debug  kcore        misc 119   18   27   51   588  61   83   bus        execdomains    key-users    modul12    2    28   54   59   617  830  cgroups    fb             keys         mount1273  20   29   55   591  62   833  cmdline    filesystems    kmsg         mtrr 13    205  3    56   597  67   834  consoles   fs             kpagecgroup  net  admin@i-0cacbe2813d3e9a07:/proc$ du -hs                                         

admin@i-0b336a7231c9a436f:~$ sudo mkfs.ext4 /dev/vg_1/lv_1                      mke2fs 1.46.2 (28-Feb-2021)                                                     Creating filesystem with 522240 4k blocks and 130560 inodes                     Filesystem UUID: 255e6434-d8b5-4435-adc4-71051ef3a6cd                           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-0b336a7231c9a436f:~$ sudo mount /home/admin/data/                       mount: /home/admin/data/: can't find in /etc/fstab.                             admin@i-0b336a7231c9a436f:~$ cd /ho                                             

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-0f74c319172ce7b15:~$ strace ./kihei                  

admin@i-048aa913b8250f3f8:~$ cd /home/admin/                                    

admin@i-06f3b8c27d3cc3538:~$ ls                                                 agent  webserver.py                                                             admin@i-06f3b8c27d3cc3538:~$                                                    

admin@i-0e524f480f9c4b519:~$ curl localhost:5000                                Unauthorizedadmin@i-0e524f480f9c4b519:~$                                        

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-0a15686ccdc37dbde:~$ strace ./kihei | grep /home/admin                  

Sorry, try again.                                                               [sudo] password for admin:                                                                                                                                                                                                                                                                                                                                                                                      admin                                                                           Sorry, try again.                                                               [sudo] password for admin:                                                      sudo: 3 incorrect password attempts                                             admin@i-04570fda885f6a114:~$                                                    exit                                                                            admin@i-04570fda885f6a114:~$ ls                                                 agent  webserver.py                                                             admin@i-04570fda885f6a114:~$