sigma-rules

collection_microsoft_365_new_inbox_rule.toml

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credential_access_microsoft_365_brute_force_user_account_attempt.toml

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credential_access_microsoft_365_potential_password_spraying_attack.toml

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credential_access_user_excessive_sso_logon_errors.toml

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defense_evasion_microsoft_365_exchange_dlp_policy_removed.toml

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defense_evasion_microsoft_365_exchange_malware_filter_policy_deletion.toml

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defense_evasion_microsoft_365_exchange_malware_filter_rule_mod.toml

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defense_evasion_microsoft_365_exchange_safe_attach_rule_disabled.toml

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defense_evasion_microsoft_365_mailboxauditbypassassociation.toml

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exfiltration_microsoft_365_exchange_transport_rule_creation.toml

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exfiltration_microsoft_365_exchange_transport_rule_mod.toml

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exfiltration_microsoft_365_mass_download_by_a_single_user.toml

[Security Content] Tags Reform (#2725 )

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impact_microsoft_365_potential_ransomware_activity.toml

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impact_microsoft_365_unusual_volume_of_file_deletion.toml

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initial_access_microsoft_365_abnormal_clientappid.toml

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initial_access_microsoft_365_exchange_anti_phish_policy_deletion.toml

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initial_access_microsoft_365_exchange_anti_phish_rule_mod.toml

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initial_access_microsoft_365_exchange_safelinks_disabled.toml

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initial_access_microsoft_365_impossible_travel_activity.toml

[Security Content] Tags Reform (#2725 )

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initial_access_microsoft_365_user_restricted_from_sending_email.toml

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initial_access_o365_user_reported_phish_malware.toml

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lateral_movement_malware_uploaded_onedrive.toml

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lateral_movement_malware_uploaded_sharepoint.toml

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persistence_exchange_suspicious_mailbox_right_delegation.toml

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persistence_microsoft_365_exchange_dkim_signing_config_disabled.toml

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persistence_microsoft_365_exchange_management_role_assignment.toml

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persistence_microsoft_365_global_administrator_role_assign.toml

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persistence_microsoft_365_teams_custom_app_interaction_allowed.toml

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persistence_microsoft_365_teams_external_access_enabled.toml

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persistence_microsoft_365_teams_guest_access_enabled.toml

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privilege_escalation_new_or_modified_federation_domain.toml

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