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You Should Know:
Here are some essential commands and tools for bug hunting and penetration testing:
1. Nmap – Network scanning tool:
nmap -sV -sC target.com
This command scans for open ports and services on the target.
2. Nikto – Web server vulnerability scanner:
nikto -h http://target.com
Use this to identify potential vulnerabilities in web servers.
3. SQLmap – Automated SQL injection tool:
sqlmap -u http://target.com/page?id=1 --dbs
This command detects and exploits SQL injection vulnerabilities.
4. Burp Suite – Web application security testing:
- Use Burp Suite to intercept and modify HTTP requests.
- Launch Burp Suite from the terminal:
java -jar burpsuite.jar
5. Metasploit – Exploitation framework:
msfconsole use exploit/windows/smb/ms17_010_eternalblue set RHOSTS target.com exploit
This is an example of exploiting a known vulnerability.
6. Dirb – Directory brute-forcing tool:
dirb http://target.com /usr/share/wordlists/dirb/common.txt
Use this to discover hidden directories on a web server.
7. Wireshark – Network protocol analyzer:
wireshark
Analyze network traffic for suspicious activity.
8. Linux Command for Log Analysis:
grep "error" /var/log/apache2/error.log
Search for errors in Apache logs.
9. Windows Command for Network Info:
ipconfig /all
Display detailed network configuration.
10. Python Script for HTTP Requests:
import requests
response = requests.get("http://target.com")
print(response.text)
Use this to interact with web applications programmatically.
What Undercode Say:
Bug hunting and penetration testing require a combination of tools, techniques, and persistence. Mastering tools like Nmap, Burp Suite, and Metasploit is essential for identifying and exploiting vulnerabilities. Always ensure you have proper authorization before testing any system. Stay updated with the latest security trends and continuously practice your skills. For more resources, check out the Bug Hunting Course.
Additional Linux Commands for Cybersecurity:
1. Check Open Ports:
netstat -tuln
2. Monitor Network Traffic:
tcpdump -i eth0
3. Check for Rootkits:
chkrootkit
4. Scan for Vulnerabilities:
lynis audit system
5. Encrypt Files:
gpg -c file.txt
6. Check File Integrity:
sha256sum file.txt
7. Firewall Management:
ufw enable ufw allow 22/tcp
8. Check for Suspicious Processes:
ps aux | grep suspicious_process
9. Analyze Malware:
strings malware_file
10. Secure SSH:
nano /etc/ssh/sshd_config
Disable root login and change the default port.
By combining these commands with the tools mentioned earlier, you can build a robust cybersecurity skill set. Happy bug hunting!
References:
Reported By: Devendra Singh – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
