TryHackMe — Linux Fundamentals Part 3
Task 1
1-)Let’s proceed!
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Task 2
1-) I’ve logged into the Linux Fundamentals Part 3 machine using SSH and have deployed the AttackBox successfully!
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Task 3
1-) Create a file using Nano
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2-)Edit “task3” located in “tryhackme”’s home directory using Nano. What is the flag?
THM{TEXT_EDITORS}
Task 4
1-)Ensure you are connected to the deployed instance (MACHINE_IP)
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2-)Now, use Python 3’s “HTTPServer” module to start a web server in the home directory of the “tryhackme” user on the deployed instance.
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3-)Download the file http://MACHINE_IP:8000/.flag.txt onto the TryHackMe AttackBox
What are the contents?
THM{WGET_WEBSERVER}
4-)Create and download files to further apply your learning — see how you can read the documentation on Python3’s “HTTPServer” module.
Use Ctrl + C to stop the Python3 HTTPServer module once you are finished.
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Task 5
1-) Read me!
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2-)If we were to launch a process where the previous ID was “300”, what would the ID of this new process be?
301
3-)If we wanted to cleanly kill a process, what signal would we send it?
SIGTERM
4-)Locate the process that is running on the deployed instance (MACHINE_IP). What flag is given?
THM{PROCESSES}
5-)What command would we use to stop the service “myservice”?
systemctl stop myservice
6-)What command would we use to start the same service on the boot-up of the system?
systemctl enable myservice
7-)What command would we use to bring a previously backgrounded process back to the foreground?
fg
Task 6
1-)Ensure you are connected to the deployed instance and look at the running crontabs.
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2-)When will the crontab on the deployed instance (MACHINE_IP) run?
@reboot
Task 7
1-) Since TryHackMe instances do not have an internet connection…this task only requires you to read through the material.
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Task 8
1-)Look for the apache2 logs on the deployable Linux machine
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2-)What is the IP address of the user who visited the site?
10.9.232.111
3-)What file did they access?
catsanddogs.jpg
Task 9
1-) Terminate the machine deployed in this room from task 2.
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2-)Continue your learning in other Linux-dedicated rooms
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