// MITRE ATT&CK
T1558.004 · AS-REP Roasting
Sub-technique of T1558 · Steal or Forge Kerberos Tickets.
Adversaries may reveal credentials of accounts that have disabled Kerberos preauthentication by [Password Cracking](https://attack.mitre.org/techniques/T1110/002) Kerberos messages.(Citation: Harmj0y Roasting AS-REPs Jan 2017) Preauthentication offers protection against offline [Password Cracking]...
How to detect & mitigate it
Detecting AS-REP Roasting starts with your SIEM/EDR telemetry. Write a detection rule with the Sigma generator, analyze suspicious logs in the log analyzer, and place the technique on your coverage with the ATT&CK matrix.
Related techniques
T1557
Adversary-in-the-Middle T1110.001
Password Guessing T1003
OS Credential Dumping T1539
Steal Web Session Cookie T1003.002
Security Account Manager T1552.005
Cloud Instance Metadata API T1555.002
Securityd Memory T1110.002
Password Cracking
Adversary-in-the-Middle T1110.001
Password Guessing T1003
OS Credential Dumping T1539
Steal Web Session Cookie T1003.002
Security Account Manager T1552.005
Cloud Instance Metadata API T1555.002
Securityd Memory T1110.002
Password Cracking
Source: MITRE ATT&CK®. ATT&CK is a registered trademark of The MITRE Corporation. Content for educational purposes.