{"id":"1444443e-6757-43e4-9ea4-c8fc705f79a2","title":"Boot Configuration Tampering Via Bcdedit.EXE","description":"Detects the use of the bcdedit command to tamper with the boot configuration data. This technique is often times used by malware or attackers as a destructive way before launching ransomware.","author":"E.M. Anhaus (originally from Atomic Blue Detections, Endgame), oscd.community","status":"stable","level":"high","date":"2019-10-24","modified":"2023-02-15","tags":["attack.impact","attack.t1490"],"technique_ids":["T1490"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unlikely"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1490/T1490.md","https://eqllib.readthedocs.io/en/latest/analytics/c4732632-9c1d-4980-9fa8-1d98c93f918e.html"],"source_path":"rules/windows/process_creation/proc_creation_win_bcdedit_boot_conf_tamper.yml","source_sha256":"427a4c4f4e21d1b06f0cd89e15139f38096bf903c9f471fcbd5e460314fb095e","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_bcdedit_boot_conf_tamper.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Boot Configuration Tampering Via Bcdedit.EXE\nid: 1444443e-6757-43e4-9ea4-c8fc705f79a2\nstatus: stable\ndescription: Detects the use of the bcdedit command to tamper with the boot configuration data. This technique is often times used by malware or attackers as a destructive way before launching ransomware.\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1490/T1490.md\n    - https://eqllib.readthedocs.io/en/latest/analytics/c4732632-9c1d-4980-9fa8-1d98c93f918e.html\nauthor: E.M. Anhaus (originally from Atomic Blue Detections, Endgame), oscd.community\ndate: 2019-10-24\nmodified: 2023-02-15\ntags:\n    - attack.impact\n    - attack.t1490\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_img:\n        - Image|endswith: '\\bcdedit.exe'\n        - OriginalFileName: 'bcdedit.exe'\n    selection_set:\n        CommandLine|contains: 'set'\n    selection_cli:\n        - CommandLine|contains|all:\n              - 'bootstatuspolicy'\n              - 'ignoreallfailures'\n        - CommandLine|contains|all:\n              - 'recoveryenabled'\n              - 'no'\n    condition: all of selection_*\nfalsepositives:\n    - Unlikely\nlevel: high\nsimulation:\n    - type: atomic-red-team\n      name: Windows - Disable Windows Recovery Console Repair\n      technique: T1490\n      atomic_guid: cf21060a-80b3-4238-a595-22525de4ab81\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1490","id":"T1490","name":"Inhibit System Recovery","page":"techniques/enterprise/T1490/"}],"data_path":"data/detection-rules/1444443e-6757-43e4-9ea4-c8fc705f79a2.json","kind":"sigma"}