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32 lines
935 B
YAML
32 lines
935 B
YAML
title: Edit of .bash_profile and .bashrc
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id: e74e15cc-c4b6-4c80-b7eb-dfe49feb7fe9
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status: experimental
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description: Detects change of user environment. Adversaries can insert code into these files to gain persistence each time a user logs in or opens a new shell.
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author: Peter Matkovski
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date: 2019/05/12
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references:
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- 'MITRE Attack technique T1156; .bash_profile and .bashrc. '
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logsource:
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product: linux
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service: auditd
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detection:
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selection:
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type: 'PATH'
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name:
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- '/home/*/.bashrc'
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- '/home/*/.bash_profile'
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- '/home/*/.profile'
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- '/etc/profile'
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- '/etc/shells'
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- '/etc/bashrc'
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- '/etc/csh.cshrc'
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- '/etc/csh.login'
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condition: selection
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falsepositives:
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- Admin or User activity
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level: medium
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tags:
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- attack.s0003
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- attack.t1156 # an old one
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- attack.persistence
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- attack.t1546.004 |