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This post will upskill your Security career with hands-on experience on Splunk, Log Analysis, Security Investigation, threat detection, and threat hunting.
Basics of Splunk
- Splunk SIEM Crash Course: https://lnkd.in/dhQ4C7DW
- Splunk Cheat Sheet: Query, SPL, RegEx, & Commands: https://lnkd.in/d-H-d2hT
Lab Set up
- Splunk Lab Set up: https://lnkd.in/dhQ4C7DW
- Download Sample DNS log file: https://lnkd.in/dUivkDM4
- Download Sample HTTP log file: https://lnkd.in/dFxTC5eZ
Log Analysis with Splunk
- Analyzing DNS Log Files Using Splunk SIEM: https://lnkd.in/dEwBhpPn
- Analyzing FTP Log Files Using Splunk SIEM: https://lnkd.in/daEczqGK
- Analyzing HTTP Log Files Using Splunk SIEM: https://lnkd.in/dhhGDSpi
Threat Detection
- Creating Correlation Events in Splunk using Alerts: https://lnkd.in/dTqtwqWR
- Splunk detection and playbook example: https://lnkd.in/dqyF-q-d
Security Investigation
- Scenario-based Splunk Investigation: https://lnkd.in/dmqeTcxH
Threat Hunting
- Splunk queries for Threat Hunters: https://lnkd.in/dKceHfjw
- Official threat hunting tutorial by Splunk: https://lnkd.in/dZ8AhHXN
You Should Know:
Here are some practical Splunk commands and codes to enhance your skills:
1. Searching Logs
index=main sourcetype=access_* | top uri
This command searches the main index for access logs and displays the top URIs.
2. Creating Alerts
index=main sourcetype=access_* status=500 | stats count by src_ip
This query detects 500 errors and groups them by source IP.
3. Threat Hunting Query
index=main sourcetype=firewall action=blocked | stats count by src_ip dest_ip
Use this to identify blocked traffic patterns.
4. DNS Log Analysis
index=dns sourcetype=dns_log | stats count by query
Analyze DNS queries to detect anomalies.
5. HTTP Log Analysis
index=web sourcetype=access_* | timechart count by status
Visualize HTTP status codes over time.
What Undercode Say:
Splunk is a powerful tool for cybersecurity professionals, enabling log analysis, threat detection, and incident response. By mastering Splunk, you can streamline security operations and improve threat visibility. Practice the commands above to gain hands-on experience. Additionally, explore Linux commands like grep, awk, and `sed` for log analysis, and Windows commands like `wevtutil` for event log extraction. Combining Splunk with scripting languages like Python or Bash can further enhance your capabilities.
For more advanced learning, visit the provided URLs and dive deeper into Splunk’s official documentation. Happy hunting!
References:
Reported By: Mr Pranto – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
