tuan
2d759cad94
Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com> Co-authored-by: Nasreddine Bencherchali <8741929+nasbench@users.noreply.github.com>
25 lines
847 B
YAML
25 lines
847 B
YAML
title: User Has Been Deleted Via Userdel
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id: 08f26069-6f80-474b-8d1f-d971c6fedea0
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status: experimental
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description: Detects execution of the "userdel" binary. Which is used to delete a user account and related files. This is sometimes abused by threat actors in order to cover their tracks
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references:
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- https://linuxize.com/post/how-to-delete-group-in-linux/
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- https://www.cyberciti.biz/faq/linux-remove-user-command/
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- https://www.cybrary.it/blog/0p3n/linux-commands-used-attackers/
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- https://linux.die.net/man/8/userdel
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author: Tuan Le (NCSGroup)
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date: 2022/12/26
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tags:
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- attack.impact
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- attack.t1531
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logsource:
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product: linux
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category: process_creation
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detection:
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selection:
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Image|endswith: '/userdel'
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condition: selection
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falsepositives:
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- Legitimate administrator activities
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level: medium
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