SwagShop is a very easy machine on hackthebox, involving a public exploit and sudo abuse.
Ghoul is a nice 40 points machine on hackthebox involving zip traversal, lateral movement, public exploits and some obscure hidden password in a git repository ;)
Onetwoseven is a great machine on hackthebox, featuring symbolic links, port forwarding through sftp and some typical web application exploitation. For escalation of privilege we abuse sudo apt-get update && sudo apt-get upgrade, by faking a deb repository to install a fake, back-doored package. I combined the user and...
Unattended is a high difficulty machine on hackthebox, featuring manual sql injection, log poisoning and some guessing.
This short write-up is about Irked, a rather easy machine on hackthebox featuring an irc backdoor, some steganography and a simple abuse of a custom binary.
Kryptos is 50 points machine on hackthebox, involving some interesting techniques, like setting up a fake database and making the application use it, abusing a weak rc4 implementation, pivoting through a web application and injecting into a sqlite database. In addition we exploit a weak prng on a application...
Redcross is a machine on hackthebox.eu, featuring sql injection, cookie reuse and a nice binary exploitation challenge, which I enjoyed a lot.
LaCasaDePapel is a rather easy machine on hackthebox.eu, featuring the use of php reflection, creating and signing of client certificates and the abuse of a cronjob. Unfortunately the box was very unstable and slow for me and therefore pretty unenjoyable.
Curling is one of the easier boxes on hackthebox.eu, featuring getting a shell on joomla via template editing, getting a password from an obfuscated file and exploiting an insecure curl script.
Frolic is a medium difficulty machine on hackthebox.eu, featuring a lot of CTF-ish language conversions, the usage of a public exploit for "playsms" and (simple) custom binary exploit.