HackTool - Rubeus Execution

Detects the execution of the hacktool Rubeus via PE information of command line parameters

Sigma rule (View on GitHub)

 1title: HackTool - Rubeus Execution
 2id: 7ec2c172-dceb-4c10-92c9-87c1881b7e18
 3related:
 4    - id: 7ec2c172-dceb-4c10-92c9-87c1881b7e18
 5      type: similar
 6status: stable
 7description: Detects the execution of the hacktool Rubeus via PE information of command line parameters
 8references:
 9    - https://blog.harmj0y.net/redteaming/from-kekeo-to-rubeus
10    - https://m0chan.github.io/2019/07/31/How-To-Attack-Kerberos-101.html
11    - https://github.com/GhostPack/Rubeus
12author: Florian Roth (Nextron Systems)
13date: 2018-12-19
14modified: 2023-04-20
15tags:
16    - attack.defense-evasion
17    - attack.credential-access
18    - attack.t1003
19    - attack.t1558.003
20    - attack.lateral-movement
21    - attack.t1550.003
22logsource:
23    category: process_creation
24    product: windows
25detection:
26    selection:
27        - Image|endswith: '\Rubeus.exe'
28        - OriginalFileName: 'Rubeus.exe'
29        - Description: 'Rubeus'
30        - CommandLine|contains:
31              - 'asreproast '
32              - 'dump /service:krbtgt '
33              - 'dump /luid:0x'
34              - 'kerberoast '
35              - 'createnetonly /program:'
36              - 'ptt /ticket:'
37              - '/impersonateuser:'
38              - 'renew /ticket:'
39              - 'asktgt /user:'
40              - 'harvest /interval:'
41              - 's4u /user:'
42              - 's4u /ticket:'
43              - 'hash /password:'
44              - 'golden /aes256:'
45              - 'silver /user:'
46    condition: selection
47falsepositives:
48    - Unlikely
49level: critical

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