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sigmahighHunting
Replay Attack Detected
Detects possible Kerberos Replay Attack on the domain controllers when "KRB_AP_ERR_REPEAT" Kerberos response is sent to the client
Detection Query
selection:
EventID: 4649
condition: selection
Author
frack113
Created
2022-10-14
Data Sources
windowssecurity
Platforms
windows
References
Tags
attack.credential-accessattack.t1558
Raw Content
title: Replay Attack Detected
id: 5a44727c-3b85-4713-8c44-4401d5499629
status: test
description: Detects possible Kerberos Replay Attack on the domain controllers when "KRB_AP_ERR_REPEAT" Kerberos response is sent to the client
references:
- https://github.com/Yamato-Security/EnableWindowsLogSettings/blob/7f6d755d45ac7cc9fc35b0cbf498e6aa4ef19def/ConfiguringSecurityLogAuditPolicies.md
- https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4649
author: frack113
date: 2022-10-14
tags:
- attack.credential-access
- attack.t1558
logsource:
service: security
product: windows
detection:
selection:
EventID: 4649
condition: selection
falsepositives:
- Unknown
level: high