Suspicious History File Operations

 1title: Suspicious History File Operations
 2id: 508a9374-ad52-4789-b568-fc358def2c65
 3status: test
 4description: Detects commandline operations on shell history files
 5references:
 6    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1552.003/T1552.003.md
 7author: 'Mikhail Larin, oscd.community'
 8date: 2020-10-17
 9modified: 2021-11-27
10tags:
11    - attack.credential-access
12    - attack.t1552.003
13logsource:
14    product: macos
15    category: process_creation
16detection:
17    selection:
18        CommandLine|contains:
19            - '.bash_history'
20            - '.zsh_history'
21            - '.zhistory'
22            - '.history'
23            - '.sh_history'
24            - 'fish_history'
25    condition: selection
26falsepositives:
27    - Legitimate administrative activity
28    - Legitimate software, cleaning hist file
29level: medium