Nasreddine Bencherchali
598d29f811
chore: change tags, date, modified fields to comply with v2 of the Sigma spec. chore: update the related type from `obsoletes` to `obsolete`. chore: update local json schema to the latest version.
30 lines
855 B
YAML
30 lines
855 B
YAML
title: Commands to Clear or Remove the Syslog - Builtin
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id: e09eb557-96d2-4de9-ba2d-30f712a5afd3
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status: test
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description: Detects specific commands commonly used to remove or empty the syslog
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references:
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- https://www.virustotal.com/gui/file/fc614fb4bda24ae8ca2c44e812d12c0fab6dd7a097472a35dd12ded053ab8474
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author: Max Altgelt (Nextron Systems)
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date: 2021-09-10
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modified: 2022-11-26
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tags:
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- attack.impact
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- attack.t1565.001
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logsource:
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product: linux
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detection:
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selection:
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- 'rm /var/log/syslog'
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- 'rm -r /var/log/syslog'
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- 'rm -f /var/log/syslog'
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- 'rm -rf /var/log/syslog'
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- 'mv /var/log/syslog'
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- ' >/var/log/syslog'
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- ' > /var/log/syslog'
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falsepositives:
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- '/syslog.'
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condition: selection and not falsepositives
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falsepositives:
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- Log rotation
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level: high
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