{"id":"114de787-4eb2-48cc-abdb-c0b449f93ea4","title":"Suspicious X509Enrollment - Process Creation","description":"Detect use of X509Enrollment","author":"frack113","status":"test","level":"medium","date":"2022-12-23","modified":"","tags":["attack.defense-impairment","attack.t1553.004"],"technique_ids":["T1553.004"],"logsource":{"product":"windows","category":"process_creation"},"falsepositives":["Legitimate administrative script"],"references":["https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse?slide=42","https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse?slide=41","https://learn.microsoft.com/en-us/dotnet/api/microsoft.hpc.scheduler.store.cx509enrollmentwebclassfactoryclass?view=hpc-sdk-5.1.6115"],"source_path":"rules/windows/process_creation/proc_creation_win_powershell_x509enrollment.yml","source_sha256":"b748ce4ef44bfc00ae0fa90387e287aeea8b344467044384927413260059ba9b","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_powershell_x509enrollment.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Suspicious X509Enrollment - Process Creation\nid: 114de787-4eb2-48cc-abdb-c0b449f93ea4\nrelated:\n    - id: 504d63cb-0dba-4d02-8531-e72981aace2c\n      type: similar\nstatus: test\ndescription: Detect use of X509Enrollment\nreferences:\n    - https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse?slide=42\n    - https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse?slide=41\n    - https://learn.microsoft.com/en-us/dotnet/api/microsoft.hpc.scheduler.store.cx509enrollmentwebclassfactoryclass?view=hpc-sdk-5.1.6115\nauthor: frack113\ndate: 2022-12-23\ntags:\n    - attack.defense-impairment\n    - attack.t1553.004\nlogsource:\n    product: windows\n    category: process_creation\ndetection:\n    selection:\n        CommandLine|contains:\n            - 'X509Enrollment.CBinaryConverter'\n            - '884e2002-217d-11da-b2a4-000e7bbb2b09'\n    condition: selection\nfalsepositives:\n    - Legitimate administrative script\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1553.004","id":"T1553.004","name":"Install Root Certificate","page":"techniques/enterprise/T1553.004/"}],"data_path":"data/detection-rules/114de787-4eb2-48cc-abdb-c0b449f93ea4.json","kind":"sigma"}