{"id":"T1213.005","name":"Messaging Applications","url":"https://attack.mitre.org/techniques/T1213/005","tactics":["collection"],"platforms":["Office Suite","SaaS"],"live":true,"revoked":false,"deprecated":false,"revoked_by":null,"detection_strategies":[{"id":"DET0567","stix_id":"x-mitre-detection-strategy--c69d915c-0cbf-479e-b0b5-bebd7eb7e728","name":"Detecting Unauthorized Collection from Messaging Applications in SaaS and Office Environments","url":"https://attack.mitre.org/detectionstrategies/DET0567","analytics":[{"id":"AN1565","stix_id":"x-mitre-analytic--222cf26f-e5cc-4b60-a7b2-39118b5c20d6","name":"Analytic 1565","description":"Atypical access to Slack or Teams conversations via APIs, automation tokens, or bulk message export functionality, particularly after an account takeover or rare sign-in pattern. Often includes mass retrieval of chat history, download of message content, or scraping of workspace/channel metadata.","url":"https://attack.mitre.org/detectionstrategies/DET0567#AN1565","platforms":["SaaS"],"log_source_references":[{"name":"saas:slack","channel":"conversations.history, files.list, users.info, audit_logs","data_component":"DC0038","data_component_name":"Application Log Content","log_source_slug":"saas-slack"},{"name":"m365:signinlogs","channel":"UserLoggedIn","data_component":"DC0067","data_component_name":"Logon Session Creation","log_source_slug":"m365-signinlogs"}],"mutable_elements":[{"field":"TimeWindow","description":"Time interval to observe post-login message scraping behavior"},{"field":"MessageExportThreshold","description":"Number of messages or files accessed/downloaded to flag for review"},{"field":"UserContext","description":"User privilege level, team membership, or role context to suppress false positives"},{"field":"AccessMethod","description":"Direct user access vs API token, OAuth app, or bot interaction"}],"live":true,"detection_strategies":["DET0567"],"techniques":["T1213.005"]},{"id":"AN1566","stix_id":"x-mitre-analytic--0c833a56-ca8e-41d8-b79a-3f3c89c63a48","name":"Analytic 1566","description":"Suspicious access to Microsoft Teams chat messages via eDiscovery, Graph API, or export methods after rare or compromised sign-in. Often associated with excessive file access, sensitive content review, or anomaly from expected user behavior.","url":"https://attack.mitre.org/detectionstrategies/DET0567#AN1566","platforms":["Office Suite"],"log_source_references":[{"name":"m365:unified","channel":"TeamsMessagesAccessedViaEDiscovery, TeamsGraphMessageExport","data_component":"DC0038","data_component_name":"Application Log Content","log_source_slug":"m365-unified"},{"name":"m365:signinlogs","channel":"UserLoggedIn","data_component":"DC0067","data_component_name":"Logon Session Creation","log_source_slug":"m365-signinlogs"}],"mutable_elements":[{"field":"UserRole","description":"Whether user is part of InfoSec, Legal, or expected to use Teams eDiscovery tools"},{"field":"GeoRiskScore","description":"Unusual country/IP sign-in patterns prior to Teams data export"},{"field":"AccessVolume","description":"Message or file threshold for triggering alert"}],"live":true,"detection_strategies":["DET0567"],"techniques":["T1213.005"]}],"live":true,"version":"1.0","techniques":["T1213.005"]}],"sigma_rules":[],"kev_cves":[],"_built":"2026-08-23 05:47 UTC","_attack_version":"19.2","_sigma_commit":"da9bb07d642a2826e89702445d32c795209ec108"}