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Detection rules › Sigma

Event log cleared (native)

Status
experimental
Severity
high
Log source
product windows, service security, system
Author
mdecrevoisier
Source
github.com/mdecrevoisier/SIGMA-detection-rules

Detects scenarios where an attacker cleared the event logs.

MITRE ATT&CK coverage

TacticTechniques
StealthT1070.001 Indicator Removal: Clear Windows Event Logs

Event coverage

ProviderEventTitle
EventlogEvent ID 104The LogFileCleared.Channel log file was cleared.
EventlogEvent ID 1102The audit log was cleared.

Rule body yaml

title: Event log cleared (native)
description: Detects scenarios where an attacker cleared the event logs.
references:
- https://github.com/mdecrevoisier/EVTX-to-MITRE-Attack/tree/master/TA0005-Defense%20Evasion/T1070.001-Clear%20Windows%20event%20logs
tags:
- attack.defense_evasion
- attack.t1070.001 # Indicator Removal: Clear Windows Event Logs 
author: mdecrevoisier
status: experimental
logsource:
  product: windows
  service: security, system
detection:
  selection:
    EventID:
      - 1102 # Security event log cleared (reported in Security channel). Attention, this Event ID is also produced by ADFS in the same Channel
      - 104  # Other event log cleared (reported in System channel).
  condition: selection
falsepositives:
- Exchange Servers
level: high

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
  EventID:
    - 1102
    - 104