{"id":"3245cd30-e015-40ff-a31d-5cadd5f377ec","title":"HackTool - Rubeus Execution - ScriptBlock","description":"Detects the execution of the hacktool Rubeus using specific command line flags","author":"Christian Burkard (Nextron Systems), Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2023-04-27","modified":"","tags":["attack.credential-access","attack.t1003","attack.t1558.003","attack.lateral-movement","attack.t1550.003"],"technique_ids":["T1003","T1550.003","T1558.003"],"logsource":{"product":"windows","category":"ps_script","definition":"Requirements: Script Block Logging must be enabled"},"falsepositives":["Unlikely"],"references":["https://blog.harmj0y.net/redteaming/from-kekeo-to-rubeus","https://m0chan.github.io/2019/07/31/How-To-Attack-Kerberos-101.html","https://github.com/GhostPack/Rubeus"],"source_path":"rules/windows/powershell/powershell_script/posh_ps_hktl_rubeus.yml","source_sha256":"45b1f7052a730165385586166dde91bb75e44b58d0f049f81327dfafccc4ca91","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/powershell/powershell_script/posh_ps_hktl_rubeus.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: HackTool - Rubeus Execution - ScriptBlock\nid: 3245cd30-e015-40ff-a31d-5cadd5f377ec\nrelated:\n    - id: 7ec2c172-dceb-4c10-92c9-87c1881b7e18\n      type: similar\nstatus: test\ndescription: Detects the execution of the hacktool Rubeus using specific command line flags\nreferences:\n    - https://blog.harmj0y.net/redteaming/from-kekeo-to-rubeus\n    - https://m0chan.github.io/2019/07/31/How-To-Attack-Kerberos-101.html\n    - https://github.com/GhostPack/Rubeus\nauthor: Christian Burkard (Nextron Systems), Florian Roth (Nextron Systems)\ndate: 2023-04-27\ntags:\n    - attack.credential-access\n    - attack.t1003\n    - attack.t1558.003\n    - attack.lateral-movement\n    - attack.t1550.003\nlogsource:\n    product: windows\n    category: ps_script\n    definition: 'Requirements: Script Block Logging must be enabled'\ndetection:\n    selection:\n        ScriptBlockText|contains:\n            - 'asreproast '\n            - 'dump /service:krbtgt '\n            - 'dump /luid:0x'\n            - 'kerberoast '\n            - 'createnetonly /program:'\n            - 'ptt /ticket:'\n            - '/impersonateuser:'\n            - 'renew /ticket:'\n            - 'asktgt /user:'\n            - 'harvest /interval:'\n            - 's4u /user:'\n            - 's4u /ticket:'\n            - 'hash /password:'\n            - 'golden /aes256:'\n            - 'silver /user:'\n    condition: selection\nfalsepositives:\n    - Unlikely\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1003","id":"T1003","name":"OS Credential Dumping","page":"techniques/enterprise/T1003/"},{"key":"enterprise/T1550.003","id":"T1550.003","name":"Pass the Ticket","page":"techniques/enterprise/T1550.003/"},{"key":"enterprise/T1558.003","id":"T1558.003","name":"Kerberoasting","page":"techniques/enterprise/T1558.003/"}],"data_path":"data/detection-rules/3245cd30-e015-40ff-a31d-5cadd5f377ec.json","kind":"sigma"}