Hands-on With Wazuh SIEM: Enhancing Cybersecurity Skills

This article provides practical experience with Wazuh SIEM, covering security monitoring, log analysis, incident response, and threat hunting.

🔰 Wazuh Basics

🔰 Lab Setup

🔰 Log Analysis with Wazuh

🔰 Threat Detection

🔰 Incident Response

🔰 Threat Hunting

You Should Know:

Essential Wazuh Commands & Practices

Linux Commands for Wazuh Management

Check Wazuh service status:
```
sudo systemctl status wazuh-manager
```
Restart Wazuh:
```
sudo systemctl restart wazuh-manager
```

View Wazuh logs:

tail -f /var/ossec/logs/alerts/alerts.log

Windows Sysmon Integration

Install Sysmon via PowerShell:

Sysmon.exe -i -accepteula -h md5,sha256 -l -n

Check Sysmon logs in Event Viewer:
```
eventvwr.msc
```

Threat Hunting with YARA

Scan a file with YARA:
```
yara -r rules.yar /path/to/file
```
Monitor file changes with Wazuh FIM (File Integrity Monitoring):
```
sudo nano /var/ossec/etc/ossec.conf
```

(Enable `` section)

Blocking SSH Attacks Automatically

Use Fail2Ban with Wazuh:

sudo apt install fail2ban 
sudo systemctl enable fail2ban

Configure Wazuh to trigger Fail2Ban:

sudo nano /var/ossec/etc/rules/local_rules.xml

What Undercode Say:

Wazuh is a powerful open-source SIEM and XDR platform for threat detection, log analysis, and incident response. Mastering Wazuh enhances cybersecurity skills, especially in SOC environments. Key takeaways:
– Log Analysis: Use Wazuh with Graylog for centralized log management.
– Threat Detection: Leverage VirusTotal and Suricata integrations.
– Incident Response: Automate SSH brute-force blocking and user account lockdowns.
– Threat Hunting: Utilize YARA and FIM for advanced endpoint monitoring.

For hands-on learning, follow the provided lab guides and experiment with real-world attack simulations.

Expected Output:

A fully configured Wazuh SIEM environment with active log monitoring, threat detection rules, and automated incident response workflows.

References:

Reported By: Juan Mathews – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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