{"id":"ceb55fd0-726e-4656-bf4e-b585b7f7d572","title":"Suspicious Inbox Manipulation Rules","description":"Detects suspicious rules that delete or move messages or folders are set on a user's inbox.","author":"Mark Morowczynski '@markmorow', Gloria Lee, '@gleeiamglo'","status":"test","level":"high","date":"2023-09-03","modified":"","tags":["attack.stealth","attack.t1140"],"technique_ids":["T1140"],"logsource":{"product":"azure","service":"riskdetection"},"falsepositives":["Actual mailbox rules that are moving items based on their workflow."],"references":["https://learn.microsoft.com/en-us/entra/id-protection/concept-identity-protection-risks#suspicious-inbox-manipulation-rules","https://learn.microsoft.com/en-us/entra/architecture/security-operations-user-accounts#unusual-sign-ins"],"source_path":"rules/cloud/azure/identity_protection/azure_identity_protection_inbox_manipulation.yml","source_sha256":"e0420451e21bb65a37161105c3ed3b637ad834e313fcf7cbcd01bba5348b4144","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/cloud/azure/identity_protection/azure_identity_protection_inbox_manipulation.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 Inbox Manipulation Rules\nid: ceb55fd0-726e-4656-bf4e-b585b7f7d572\nstatus: test\ndescription: Detects suspicious rules that delete or move messages or folders are set on a user's inbox.\nreferences:\n    - https://learn.microsoft.com/en-us/entra/id-protection/concept-identity-protection-risks#suspicious-inbox-manipulation-rules\n    - https://learn.microsoft.com/en-us/entra/architecture/security-operations-user-accounts#unusual-sign-ins\nauthor: Mark Morowczynski '@markmorow', Gloria Lee, '@gleeiamglo'\ndate: 2023-09-03\ntags:\n    - attack.stealth\n    - attack.t1140\nlogsource:\n    product: azure\n    service: riskdetection\ndetection:\n    selection:\n        riskEventType: 'mcasSuspiciousInboxManipulationRules'\n    condition: selection\nfalsepositives:\n    - Actual mailbox rules that are moving items based on their workflow.\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1140","id":"T1140","name":"Deobfuscate/Decode Files or Information","page":"techniques/enterprise/T1140/"}],"data_path":"data/detection-rules/ceb55fd0-726e-4656-bf4e-b585b7f7d572.json","kind":"sigma"}