Kerberoasting
Retrieve the Kerberos 5 TGS-REP etype 23 hash using Kerberoasting
You can retrieve the Kerberos 5 TGS-REP etype 23 hash using Kerberoasting technique
The goal of Kerberoasting is to harvest TGS tickets for services that run on behalf of user accounts in the AD, not computer accounts. Thus, part of these TGS tickets is encrypted with keys derived from user passwords. As a consequence, their credentials could be cracked offline. More detail in Kerberos theory.
To perfom this attack, you need an account on the domain
Cracking with hashcat
Example
Active machine is a good example to test Kerberoasting with NetExec
Useful ressources:
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