SigmaHQ/rules/linux/lnx_symlink_etc_passwd.yml

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title: Symlink Etc Passwd
id: c67fc22a-0be5-4b4f-aad5-2b32c4b69523
status: experimental
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description: Detects suspicious command lines that look as if they would create symbolic links to /etc/passwd
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author: Florian Roth
date: 2019/04/05
references:
- https://www.qualys.com/2021/05/04/21nails/21nails.txt
logsource:
product: linux
detection:
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keywords:
- 'ln -s -f /etc/passwd'
- 'ln -s /etc/passwd'
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condition: keywords
falsepositives:
- Unknown
level: high