Alerts
Rule results for failed logons, lockouts, privileged and policy changes, brute force, spraying and probing.
Account lifecycle change
Account enabled: elin.wren by neri.vale on DC-EX-01 at 2026-09-28 09:59:00 UTC.
Account elin.wren · Source 10.24.4.209
Account lifecycle change
Account created: elin.wren by neri.vale on DC-EX-01 at 2026-09-28 09:39:00 UTC.
Account elin.wren · Source 10.24.1.166
Account lifecycle change
Account enabled: anika.moss by neri.vale on DC-EX-01 at 2026-09-25 09:59:00 UTC.
Account anika.moss · Source 10.24.3.77
Account lifecycle change
Account created: anika.moss by neri.vale on DC-EX-01 at 2026-09-25 09:54:00 UTC.
Account anika.moss · Source 10.24.3.199
Privileged account logon
1 successful logon (4624) on 2026-09-24 by dara.vale, member of Server Operators.
Account dara.vale
Privileged account logon
1 successful logon (4624) on 2026-09-23 by tavi.vale, member of Administrators, Domain Admins, Enterprise Admins.
Account tavi.vale
Account lifecycle change
Account changed: dara.vale by elin.briar on DC-EX-01 at 2026-09-22 14:45:00 UTC.
Account dara.vale · Source 10.24.1.23
Privileged account logon
1 successful logon (4624) on 2026-09-22 by orin.quill, member of Administrators, Domain Admins.
Account orin.quill
Password changed
anika.moss changed their password on DC-EX-02 at 2026-09-21 15:08:00 UTC.
Account anika.moss · Source 10.24.4.190
Directory object changed
Directory object created by tavi.vale on DC-EX-01 at 2026-09-21 14:20:00 UTC.
Source 10.24.4.19
Account lifecycle change
Account enabled: lio.moss by neri.vale on DC-EX-02 at 2026-09-21 09:59:00 UTC.
Account lio.moss · Source 10.24.1.193
Account lifecycle change
Account created: lio.moss by neri.vale on DC-EX-01 at 2026-09-21 09:21:00 UTC.
Account lio.moss · Source 10.24.3.201
Privileged account logon
1 successful logon (4624) on 2026-09-18 by neri.vale, member of Account Operators.
Account neri.vale
Privileged account logon
1 successful logon (4624) on 2026-09-17 by orin.quill, member of Administrators, Domain Admins.
Account orin.quill
Account lifecycle change
Account changed: tavi.wren by elin.briar on DC-EX-01 at 2026-09-16 16:41:00 UTC.
Account tavi.wren · Source 10.24.1.74
Directory object changed
Directory object modified by tavi.vale on DC-EX-02 at 2026-09-15 12:48:00 UTC.
Source 10.24.4.47
Account lifecycle change
Account changed: orin.briar by elin.briar on DC-EX-01 at 2026-09-14 13:05:00 UTC.
Account orin.briar · Source 10.24.4.82
Password changed
tavi.briar changed their password on DC-EX-01 at 2026-09-11 17:19:00 UTC.
Account tavi.briar · Source 10.24.3.168
Account lifecycle change
Account changed: elin.wren by elin.briar on DC-EX-02 at 2026-09-11 15:45:00 UTC.
Account elin.wren · Source 10.24.2.50
Password changed
veya.vale changed their password on DC-EX-01 at 2026-09-10 09:10:00 UTC.
Account veya.vale · Source 10.24.1.44
Rule coverage
Rules evaluated by the scheduled cli/evaluate-alerts.php job over the collected events · pattern thresholds: brute force 10, spraying 10, probing 5 per 10 minutes
| Rule | Severity | Trigger | Alerts raised |
|---|---|---|---|
| Brute force | Critical | At least 10 failed logons (4625) for one account within 10 minutes | 2 |
| Password spraying | Critical | One source fails logons for at least 10 distinct existing accounts within 10 minutes | 1 |
| Account probing | Critical | One source tries at least 5 non-existent accounts (status 0xC0000064) within 10 minutes | 1 |
| Security log cleared | Critical | Any 1102 event | 1 |
| Audit policy changed | Critical | Any 4719 event | 1 |
| Member added to privileged group | Critical | 4728 / 4732 / 4756 for a privileged group | 2 |
| Member removed from privileged group | Warning | 4729 / 4733 / 4757 for a privileged group | 1 |
| Account locked out | Warning | Any 4740 event | 24 |
| Password reset by another account | Warning | Any 4724 event | 17 |
| Group Policy changed | Warning | 5136 / 5137 on a Group Policy object | 1 |
| Directory object changed | Info | 5136 / 5137 on other directory objects | 9 |
| Account lifecycle change | Info | 4720 / 4722 / 4725 / 4726 / 4738 | 44 |
| Password changed | Info | Any 4723 event | 27 |
| Privileged account logon | Info | 4624 by a member of a privileged group (one alert per account per day) | 20 |