====== Ressources 2 ======


Plein de trucs : [[https://project-awesome.org/apsdehal/awesome-ctf
]]
 

Analyse mémoire :

dump lime

axiom volatility

 

[[https://github.com/TFNS/ctf-tools]]

 

steghide : jpg ; essayer sans passphrase parfois il n'y en a pas !

steganabara

stego-toolkit : A docker image with dozens of steg tools.

stegosaurus

stegsolve

zsteg : png & bmp

pngcheck

exiftool

stegcracker

outguess [[https://www.freebsd.org/cgi/man.cgi?query=outguess+&apropos=0&sektion=0&manpath=FreeBSD+Ports+5.1-RELEASE&format=html]]

stegoveritas

sonic-visualiser

smartdeblur

pngtools [[https://launchpad.net/ubuntu/+source/pngtools]]

[[http://www.caesum.com/handbook/stego.htm]]

[[https://hex-men.tech/cc-stego/]]

stegsnow : Steganographic Nature of Whitespace (SNOW) (espaces et tabulations)

LSB-steganography [[https://github.com/RobinDavid/LSB-Steganography]]

[[https://github.com/DominicBreuker/stego-toolkit]]

[[https://georgeom.net/StegOnline/image]]

[[https://aperisolve.fr/]]

[[https://stylesuxx.github.io/steganography/]]

[[https://incoherency.co.uk/image-steganography]]

 

SHIT - Stego Helper Identification Tool [[https://github.com/qll/shit]] LSB MSB Xth-bit

$ hide.py bit 7 input.png stego.png 'Stego freakin sucks'  # 7 is the LSB

$ retrieve.py bit 7 stego.png

Stego freakin sucks

$ hide.py bit 0 input.png stego.png 'Yep, it really does'  # 0 is the MSB

$ retrieve.py bit 0 stego.png

Yep, it really does

 

python retrieve.py bit 7 pic.png 

 

 

diff entre image originale et image du challenge

bits / pixels par ci par là comme j'ai déjà vu

 

[[https://dominicbreuker.com/post/stego_book_of_secrets/]]

 

writeups [[https://github.com/TFNS/writeups]]

 

[[https://gchq.github.io/CyberChef/]]

 

[[https://fareedfauzi.gitbook.io/ctf-checklist-for-beginner/steganography]]

 

stego writeups

[[https://github.com/TFNS/writeups/tree/master/2021-01-16-BambooFox/ngsteg]]

[[https://resources.infosecinstitute.com/topic/defeating-steganography-solutions-to-net-force-ctf-challenges-using-practical-steganalysis/]] intéressant

[[https://github.com/TFNS/writeups/tree/master/2021-03-27-VolgaCTFQuals/inception]]

7zip [[https://github.com/TFNS/writeups/tree/master/2020-10-03-TastelessCTF/712]]

[[https://blog.tryhackme.com/easy-steganography/]]

 

[[https://fail0verflow.com/blog/2014/plaidctf2014-for100-doge_stege/]] gimp colormap – 8bit colormap png

{{ :ressources2:thumbnail_image001.png?direct |}}

keyboard pcap : [[https://github.com/TFNS/writeups/tree/master/2021-03-27-VolgaCTFQuals/streams]]

crypto ecb [[https://github.com/TFNS/writeups/tree/master/2021-03-13-UTCTF/cbc]]

xor [[https://github.com/TFNS/writeups/tree/master/2020-12-05-DefCampCTF/xor]]