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Security & Data Analytics, ML/Stats, Detection Engineering, Splunk/KQL
You Should Know:
Security analytics and detection engineering are critical components of modern cybersecurity. With the right data and tools, professionals can uncover threats, analyze patterns, and build robust detection mechanisms. Below are some practical commands, tools, and steps to get started with security analytics and detection engineering:
1. Splunk Commands for Security Analytics:
- Search for failed login attempts:
index=main sourcetype=linux_secure "Failed password"
- Identify top source IPs with suspicious activity:
index=main sourcetype=access_combined | top src_ip
- Correlate events using stats:
index=main sourcetype=access_combined | stats count by src_ip, uri
2. KQL (Kusto Query Language) for Threat Hunting:
- Query for unusual process creations in Azure Sentinel:
SecurityEvent | where EventID == 4688 | summarize count() by Process, Computer | where count_ > 10
- Detect PowerShell scripts executed remotely:
SecurityEvent | where EventID == 4104 | where Process == "powershell.exe"
3. Linux Commands for Threat Hunting:
- Check for open ports and connections:
netstat -tuln
- Monitor system logs for suspicious activity:
tail -f /var/log/syslog | grep "authentication failure"
- Analyze running processes:
ps aux | grep -i "suspicious_process"
4. Windows Commands for Detection Engineering:
- List scheduled tasks for anomalies:
Get-ScheduledTask | Where-Object { $_.State -eq "Ready" } - Check for unusual service creations:
Get-WinEvent -LogName Security | Where-Object { $_.ID -eq 4697 } - Export event logs for analysis:
wevtutil epl Security C:\SecurityLogs.evtx
What Undercode Say:
Security analytics and detection engineering are not just technical tasks; they require curiosity, creativity, and a deep understanding of data. By leveraging tools like Splunk, KQL, and native OS commands, professionals can build effective detection pipelines and uncover hidden threats. Always stay updated with the latest techniques and tools to stay ahead in the ever-evolving cybersecurity landscape.
Relevant URLs:
References:
Reported By: Inode Securityanalytics – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
