ALPHASE

Aku ingin menjadi cukup kuat. Kemarin aku telah menjadi kuat, tetapi itu tidak cukup.

picoCTF - DISKO 2


Can you find the flag in this disk image? The right one is Linux! One wrong step and its all gone! Download the disk image here.

This one is similar to DISKO1 with extra steps.

After downloading and inflating, I checked the disk image using fdisk -l

strikingsoul@ramones:~/Downloads$ fdisk -l disko-2.dd 
Disk disko-2.dd: 100 MiB, 104857600 bytes, 204800 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x8ef8eaee

Device      Boot Start    End Sectors Size Id Type
disko-2.dd1       2048  53247   51200  25M 83 Linux
disko-2.dd2      53248 118783   65536  32M  b W95 FAT32

According to the description, I had to grab the linux partition.

…
Read more ⟶

picoCTF - Glory of the Garden


This file contains more than it seems. Get the flag from garden.jpg.

After downloading the file, I checked the hexdump value using xxd command.

strikingsoul@ramones:~/Downloads$ xxd garden.jpg | tail
00230500: d9f9 9f63 4b2b c1e5 daf2 7b59 db49 4ba3  ...cK+....{Y.IK.
00230510: f43e b881 5e30 1060 8030 47d6 bacb 58cb  .>..^0.`.0G...X.
00230520: 1046 07b5 7216 df7e 5ff7 c576 363f ebab  .F..r..~_..v6?..
00230530: b70d 18ce 3ccd 6a7e 6b8d af56 b579 39ca  ....<.j~k..V.y9.
00230540: eeef 53ae 8620 31b8 751f 9514 f7fb cff5  ..S.. 1.u.......
00230550: a2bb bdac 9687 98e4 d3b2 e87f ffd9 4865  ..............He
00230560: 7265 2069 7320 6120 666c 6167 3a20 7069  re is a flag: pi
00230570: 636f 4354 467b 6d6f 7265 5f74 6861 6e5f  coCTF{more_than_
00230580: 6d33 3374 735f 7468 655f 3379 3337 6664  m33ts_the_3y37fd
00230590: 6538 3839 317d 0a                        e8891}.

Voila, here’s the a flag: picoCTF{more_than_m33ts_the_3y37fde8891}. To make copy-pasting easier, strings command can also be used

…
Read more ⟶