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1.2 KiB
1.2 KiB
| title | layout | date |
|---|---|---|
| Kerberos TGT request without password | page | 2025-07-27 |
Description: Kerberos TGT request with "Pre-Authentication Type" set to 0, meaning no password is required. It might a sign of AS-REP roasting. References: 1, 2 SPL:
index="windows" source="XmlWinEventLog:Security" EventCode=4768 PreAuthType=0
| rename signature AS EventDescription, dest_nt_domain AS Domain, dest AS Destination
| eval Time=strftime(_time, "%Y-%m-%d %H:%M:%S %z"), source_ip=replace(src, "^::ffff:", "")
| lookup ldap_assets ip AS source_ip OUTPUT nt_host
| lookup dhcp_lookup ip AS source_ip OUTPUT nt_host AS nt_host2
| lookup ad_users sAMAccountName AS user OUTPUT displayName AS Name, description AS AccountDescription
| eval source_host=coalesce(nt_host, nt_host2)
| table Time, index, host, Domain, user, EventCode, EventDescription, PreAuthType, source_ip, source_host, Destination, Name, AccountDescription