HackTheBox - Valentine

IppSec · Beginner ·🔐 Cybersecurity ·7y ago

Key Takeaways

Performs reconnaissance and exploits Heartbleed vulnerability on a HackTheBox machine using nmap and Python

Original Description

00:25 - Start of Recon, identifying end of life OS from nmap 03:20 - Running vulnerability scripts in nmap to discover heartbleed (In video on Blue, I go a bit more in NMAP Scripts. https://www.youtube.com/watch?v=YRsfX6DW10E) 04:16 - Going to the HTTP Page to see what it looks like 06:30 - Begin of Heartbleed - Grabbing Python Module 07:13 - Explaining Heartbleed -- XKCD ftw 10:15 - Explaining and running the exploit 13:40 - Exporting large chunks of memory by running in a loop 14:10 - Finding an encrypted SSH Key on the server 15:35 - Examining heartbleed output to discover SSH Key Password 17:45 - SSH as low priv user returned 21:55 - Finding a writable tmux socket to hijack session and find a root shell 23:50 - Alternative Privesc, DirtyC0w
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Playlist

Uploads from IppSec · IppSec · 50 of 60

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1 HHC2016 - Analytics
HHC2016 - Analytics
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 2 HackTheBox - October
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 3 HackTheBox - Arctic
HackTheBox - Arctic
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 4 HackTheBox - Brainfuck
HackTheBox - Brainfuck
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 5 HackTheBox - Bank
HackTheBox - Bank
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 6 HackTheBox - Joker
HackTheBox - Joker
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 7 HackTheBox - Lazy
HackTheBox - Lazy
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 8 Camp CTF 2015 - Bitterman
Camp CTF 2015 - Bitterman
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 9 HackTheBox - Devel
HackTheBox - Devel
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 10 Reversing Malicious Office Document (Macro) Emotet(?)
Reversing Malicious Office Document (Macro) Emotet(?)
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 11 HackTheBox - Granny and Grandpa
HackTheBox - Granny and Grandpa
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 12 HackTheBox - Pivoting Update: Granny and Grandpa
HackTheBox - Pivoting Update: Granny and Grandpa
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 13 HackTheBox - Optimum
HackTheBox - Optimum
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 14 HackTheBox - Charon
HackTheBox - Charon
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 15 HackTheBox - Sneaky
HackTheBox - Sneaky
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 16 HackTheBox - Holiday
HackTheBox - Holiday
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 17 HackTheBox - Europa
HackTheBox - Europa
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 18 Introduction to tmux
Introduction to tmux
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 19 HackTheBox - Blocky
HackTheBox - Blocky
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 20 HackTheBox - Nineveh
HackTheBox - Nineveh
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 21 HackTheBox - Jail
HackTheBox - Jail
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 22 HackTheBox - Blue
HackTheBox - Blue
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 23 HackTheBox - Calamity
HackTheBox - Calamity
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 24 HackTheBox - Shrek
HackTheBox - Shrek
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 25 HackTheBox - Mirai
HackTheBox - Mirai
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 26 HackTheBox - Shocker
HackTheBox - Shocker
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 27 HackTheBox - Mantis
HackTheBox - Mantis
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 28 HackTheBox - Node
HackTheBox - Node
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 29 HackTheBox - Kotarak
HackTheBox - Kotarak
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 30 HackTheBox - Enterprise
HackTheBox - Enterprise
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 31 HackTheBox - Sense
HackTheBox - Sense
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 32 HackTheBox - Minion
HackTheBox - Minion
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 33 VulnHub - Sokar
VulnHub - Sokar
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 34 VulnHub - Pinkys Palace v2
VulnHub - Pinkys Palace v2
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 35 HackTheBox - Inception
HackTheBox - Inception
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 36 Vulnhub - Trollcave 1.2
Vulnhub - Trollcave 1.2
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 37 HackTheBox - Ariekei
HackTheBox - Ariekei
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 38 HackTheBox - Flux Capacitor
HackTheBox - Flux Capacitor
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 39 HackTheBox - Jeeves
HackTheBox - Jeeves
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 40 HackTheBox - Tally
HackTheBox - Tally
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 41 HackTheBox - CrimeStoppers
HackTheBox - CrimeStoppers
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 42 HackTheBox - Fulcrum
HackTheBox - Fulcrum
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 43 HackTheBox - Chatterbox
HackTheBox - Chatterbox
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 44 HackTheBox - Falafel
HackTheBox - Falafel
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 45 How To Create Empire Modules
How To Create Empire Modules
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 46 HackTheBox - Nightmare
HackTheBox - Nightmare
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 47 HackTheBox - Nightmarev2 - Speed Run/Unintended Solutions
HackTheBox - Nightmarev2 - Speed Run/Unintended Solutions
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 48 HackTheBox - Bart
HackTheBox - Bart
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 49 HackTheBox - Aragog
HackTheBox - Aragog
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 ▶ HackTheBox - Valentine
HackTheBox - Valentine
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 51 HackTheBox - Silo
HackTheBox - Silo
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 52 HackTheBox - Rabbit
HackTheBox - Rabbit
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 53 HackTheBox - Celestial
HackTheBox - Celestial
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 54 HackTheBox - Stratosphere
HackTheBox - Stratosphere
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 55 HackTheBox - Poison
HackTheBox - Poison
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 56 HackTheBox - Canape
HackTheBox - Canape
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 57 HackTheBox - Olympus
HackTheBox - Olympus
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 58 HackTheBox - Sunday
HackTheBox - Sunday
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 59 HackTheBox - Fighter
HackTheBox - Fighter
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 60 HackTheBox - Bounty
HackTheBox - Bounty
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Chapters (12)

0:25 Start of Recon, identifying end of life OS from nmap
3:20 Running vulnerability scripts in nmap to discover heartbleed
4:16 Going to the HTTP Page to see what it looks like
6:30 Begin of Heartbleed - Grabbing Python Module
7:13 Explaining Heartbleed -- XKCD ftw
10:15 Explaining and running the exploit
13:40 Exporting large chunks of memory by running in a loop
14:10 Finding an encrypted SSH Key on the server
15:35 Examining heartbleed output to discover SSH Key Password
17:45 SSH as low priv user returned
21:55 Finding a writable tmux socket to hijack session and find a root shell
23:50 Alternative Privesc, DirtyC0w
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