ATT&CK v17: New Platform (ESXi), Collection Optimization, & More Countermeasures

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The release of MITRE ATT&CK v17 introduces significant updates, including a new ESXi platform, enhanced collection optimization, and additional countermeasures. This framework remains a cornerstone in cybersecurity for adversary emulation, red teaming, and threat intelligence.

Blog: https://lnkd.in/eVQpugn3
Changelog: https://lnkd.in/e4vXYJ-e

You Should Know:

1. ESXi Platform Integration

ATT&CK now includes ESXi (VMware Hypervisor) as a platform, reflecting increased attacks on virtualization infrastructure.

Relevant Commands:

 Check ESXi service status 
esxcli system service list

Monitor VM activity 
esxtop 

2. Collection Optimization

New techniques focus on efficient data gathering for threat detection.

Linux Command for Log Collection:

 Collect syslog entries 
grep -i "suspicious" /var/log/syslog | tee detection.log 

Windows Command for Event Logs:

 Export security logs 
Get-WinEvent -LogName Security | Export-CSV sec_events.csv 

3. Countermeasures & Detection

ATT&CK v17 expands mitigation strategies for techniques like Lateral Movement and Credential Dumping.

Detecting Mimikatz (Credential Dumping):

 Monitor for LSASS access (Linux/WSL) 
sudo auditctl -w /proc//exe -p x -k lsass_access 

Blocking RDP Lateral Movement (Windows):

 Disable RDP if unused 
Set-ItemProperty -Path "HKLM:\System\CurrentControlSet\Control\Terminal Server" -Name "fDenyTSConnections" -Value 1 

What Undercode Say:

ATT&CK v17 reinforces the need for cross-platform visibility (ESXi, Linux, Windows) and automated detection. Key takeaways:
– Adopt ESXi-specific monitoring (esxcli).
– Optimize log collection (auditd, Get-WinEvent).
– Enforce countermeasures (disable RDP, restrict LSASS).

Expected Output:

 Example: Detecting suspicious process execution 
ps aux | grep -E "(mimikatz|sekurlsa)" 

For deeper analysis, refer to the ATT&CK v17 blog and changelog.

References:

Reported By: Jorgeorchilles Attck – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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