Description

This garden contains more than it seems.


Steps :

lets first check metadata via exiftool :

╰─❯ exiftool image1.jpg                                                      ─╯
ExifTool Version Number         : 13.10
File Name                       : image1.jpg
Directory                       : .
File Size                       : 2.3 MB
File Modification Date/Time     : 2025:02:13 03:55:26+05:30
File Access Date/Time           : 2025:02:13 03:55:55+05:30
File Inode Change Date/Time     : 2025:02:13 03:55:54+05:30
File Permissions                : -rw-r--r--
File Type                       : JPEG
File Type Extension             : jpg
MIME Type                       : image/jpeg
JFIF Version                    : 1.01
Resolution Unit                 : inches
X Resolution                    : 72
Y Resolution                    : 72
Profile CMM Type                : Linotronic
Profile Version                 : 2.1.0
Profile Class                   : Display Device Profile
Color Space Data                : RGB
Profile Connection Space        : XYZ
Profile Date Time               : 1998:02:09 06:49:00
Profile File Signature          : acsp
Primary Platform                : Microsoft Corporation
CMM Flags                       : Not Embedded, Independent
Device Manufacturer             : Hewlett-Packard
Device Model                    : sRGB
Device Attributes               : Reflective, Glossy, Positive, Color
Rendering Intent                : Perceptual
Connection Space Illuminant     : 0.9642 1 0.82491
Profile Creator                 : Hewlett-Packard
Profile ID                      : 0
Profile Copyright               : Copyright (c) 1998 Hewlett-Packard Company
Profile Description             : sRGB IEC61966-2.1
Media White Point               : 0.95045 1 1.08905
Media Black Point               : 0 0 0
Red Matrix Column               : 0.43607 0.22249 0.01392
Green Matrix Column             : 0.38515 0.71687 0.09708
Blue Matrix Column              : 0.14307 0.06061 0.7141
Device Mfg Desc                 : IEC http://www.iec.ch
Device Model Desc               : IEC 61966-2.1 Default RGB colour space - sRGB
Viewing Cond Desc               : Reference Viewing Condition in IEC61966-2.1
Viewing Cond Illuminant         : 19.6445 20.3718 16.8089
Viewing Cond Surround           : 3.92889 4.07439 3.36179
Viewing Cond Illuminant Type    : D50
Luminance                       : 76.03647 80 87.12462
Measurement Observer            : CIE 1931
Measurement Backing             : 0 0 0
Measurement Geometry            : Unknown
Measurement Flare               : 0.999%
Measurement Illuminant          : D65
Technology                      : Cathode Ray Tube Display
Red Tone Reproduction Curve     : (Binary data 2060 bytes, use -b option to extract)
Green Tone Reproduction Curve   : (Binary data 2060 bytes, use -b option to extract)
Blue Tone Reproduction Curve    : (Binary data 2060 bytes, use -b option to extract)
Image Width                     : 2999
Image Height                    : 2249
Encoding Process                : Baseline DCT, Huffman coding
Bits Per Sample                 : 8
Color Components                : 3
Y Cb Cr Sub Sampling            : YCbCr4:2:0 (2 2)
Image Size                      : 2999x2249
Megapixels                      : 6.7

nothing important, lets see hexedit :

00000000   FF D8 FF E0  00 10 4A 46  49 46 00 01  01 01 00 48  ......JFIF.....H
00000010   00 48 00 00  FF E2 0C 58  49 43 43 5F  50 52 4F 46  .H.....XICC_PROF
00000020   49 4C 45 00  01 01 00 00  0C 48 4C 69  6E 6F 02 10  ILE......HLino..
00000030   00 00 6D 6E  74 72 52 47  42 20 58 59  5A 20 07 CE  ..mntrRGB XYZ ..
00000040   00 02 00 09  00 06 00 31  00 00 61 63  73 70 4D 53  .......1..acspMS
00000050   46 54 00 00  00 00 49 45  43 20 73 52  47 42 00 00  FT....IEC sRGB..
00000060   00 00 00 00  00 00 00 00  00 00 00 00  F6 D6 00 01  ................
00000070   00 00 00 00  D3 2D 48 50  20 20 00 00  00 00 00 00  .....-HP  ......
00000080   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00000090   00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
000000A0   00 00 00 00  00 00 00 00  00 11 63 70  72 74 00 00  ..........cprt..
000000B0   01 50 00 00  00 33 64 65  73 63 00 00  01 84 00 00  .P...3desc......
000000C0   00 6C 77 74  70 74 00 00  01 F0 00 00  00 14 62 6B  .lwtpt........bk
000000D0   70 74 00 00  02 04 00 00  00 14 72 58  59 5A 00 00  pt........rXYZ..
000000E0   02 18 00 00  00 14 67 58  59 5A 00 00  02 2C 00 00  ......gXYZ...,..
000000F0   00 14 62 58  59 5A 00 00  02 40 00 00  00 14 64 6D  ..bXYZ...@....dm
00000100   6E 64 00 00  02 54 00 00  00 70 64 6D  64 64 00 00  nd...T...pdmdd..
00000110   02 C4 00 00  00 88 76 75  65 64 00 00  03 4C 00 00  ......vued...L..
00000120   00 86 76 69  65 77 00 00  03 D4 00 00  00 24 6C 75  ..view.......$lu
00000130   6D 69 00 00  03 F8 00 00  00 14 6D 65  61 73 00 00  mi........meas..
00000140   04 0C 00 00  00 24 74 65  63 68 00 00  04 30 00 00  .....$tech...0..
00000150   00 0C 72 54  52 43 00 00  04 3C 00 00  08 0C 67 54  ..rTRC...<....gT
00000160   52 43 00 00  04 3C 00 00  08 0C 62 54  52 43 00 00  RC...<....bTRC..
00000170   04 3C 00 00  08 0C 74 65  78 74 00 00  00 00 43 6F  .<....text....Co
---  image1.jpg       --0x0/0x230598--0%---------------------------------------

have lot to scroll , lets use xxd and extract hex to a text file.

╰─❯ xxd image1.jpg > hex_output.txt                                         

on last lines , here is the flag :

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 2022 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 3333 6464  m33ts_the_3y33dd
00230590: 3265 4546 357d 220a                      2eEF5}".