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Terrance DeJesus 17d98cc8dd [Rule Tuning] Tuning Azure Entra Sign-in Brute Force against Microsoft 365 Accounts (#4737) 
* rule tuning 'Potential Microsoft 365 Brute Force via Entra ID Sign-Ins'

* updated lookback windows, date truncation times

* updated investigation guide
2025-05-28 13:45:15 -04:00
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collection_microsoft_365_new_inbox_rule.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
collection_onedrive_excessive_file_downloads.toml
Prep for Release 9.0 (#4550)
2025-03-20 20:32:07 +05:30
credential_access_antra_id_device_reg_via_oauth_redirection.toml
[New] Microsoft 365 OAuth Redirect to Device Registration for User (#4694)
2025-05-02 08:36:10 +01:00
credential_access_microsoft_365_excessive_account_lockouts.toml
[New Rule] Multiple Microsoft 365 User Account Lockouts in Short Time Window (#4717)
2025-05-19 14:44:46 -04:00
credential_access_microsoft_365_potential_user_account_brute_force.toml
[Rule Tuning] Tuning Azure Entra Sign-in Brute Force against Microsoft 365 Accounts (#4737)
2025-05-28 13:45:15 -04:00
credential_access_user_excessive_sso_logon_errors.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
defense_evasion_microsoft_365_exchange_dlp_policy_removed.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
defense_evasion_microsoft_365_exchange_malware_filter_policy_deletion.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
defense_evasion_microsoft_365_exchange_malware_filter_rule_mod.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
defense_evasion_microsoft_365_exchange_safe_attach_rule_disabled.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
defense_evasion_microsoft_365_mailboxauditbypassassociation.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
defense_evasion_microsoft_365_susp_oauth2_authorization.toml
[New] Suspicious Microsoft 365 UserLoggedIn via OAuth Code (#4691)
2025-05-06 12:53:33 +05:30
exfiltration_microsoft_365_exchange_transport_rule_creation.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
exfiltration_microsoft_365_exchange_transport_rule_mod.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
exfiltration_microsoft_365_mass_download_by_a_single_user.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
impact_microsoft_365_potential_ransomware_activity.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
impact_microsoft_365_unusual_volume_of_file_deletion.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_microsoft_365_abnormal_clientappid.toml
[Rule Tuning] Added OWA (outlook for web) new AppID (#4568)
2025-03-26 15:15:28 -03:00
initial_access_microsoft_365_entra_oauth_phishing_via_vscode_client.toml
[New Rule] MSFT Tenant OAuth Phishing via First-Party VSCode Client (#4642)
2025-05-01 22:38:41 -04:00
initial_access_microsoft_365_exchange_anti_phish_policy_deletion.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_microsoft_365_exchange_anti_phish_rule_mod.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_microsoft_365_exchange_safelinks_disabled.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_microsoft_365_illicit_consent_grant_via_registered_application.toml
[Rule Tuning] Tuning Illicit Grant Consent Detections in Azure and M365 (#4557)
2025-03-27 15:55:04 -04:00
initial_access_microsoft_365_impossible_travel_activity.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_microsoft_365_impossible_travel_portal_logins.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_microsoft_365_portal_login_from_rare_location.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_microsoft_365_user_restricted_from_sending_email.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
initial_access_o365_user_reported_phish_malware.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
lateral_movement_malware_uploaded_onedrive.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
lateral_movement_malware_uploaded_sharepoint.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
persistence_exchange_suspicious_mailbox_permission_delegation.toml
[Rule Tuning] Tuning Suspicious Mailbox Permission Delegation in Exchange Online (#4705)
2025-05-08 11:01:00 -04:00
persistence_microsoft_365_exchange_dkim_signing_config_disabled.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
persistence_microsoft_365_exchange_management_role_assignment.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
persistence_microsoft_365_global_administrator_role_assign.toml
[Rule Tuning] Tuning Microsoft 365 Global Administrator Role Assigned (#4738)
2025-05-21 12:47:58 -04:00
persistence_microsoft_365_teams_custom_app_interaction_allowed.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
persistence_microsoft_365_teams_external_access_enabled.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
persistence_microsoft_365_teams_guest_access_enabled.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00
privilege_escalation_new_or_modified_federation_domain.toml
[FR] Generate investigation guides (#4358)
2025-01-22 11:17:38 -06:00