sigma-rules

collection_microsoft_365_new_inbox_rule.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

credential_access_microsoft_365_brute_force_user_account_attempt.toml

Add exceptions to brute force threshold rule. (#3712 )

2024-05-30 08:16:09 +00:00

credential_access_microsoft_365_potential_password_spraying_attack.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

credential_access_user_excessive_sso_logon_errors.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

defense_evasion_microsoft_365_exchange_dlp_policy_removed.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

defense_evasion_microsoft_365_exchange_malware_filter_policy_deletion.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

defense_evasion_microsoft_365_exchange_malware_filter_rule_mod.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

defense_evasion_microsoft_365_exchange_safe_attach_rule_disabled.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

defense_evasion_microsoft_365_mailboxauditbypassassociation.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

exfiltration_microsoft_365_exchange_transport_rule_creation.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

exfiltration_microsoft_365_exchange_transport_rule_mod.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

exfiltration_microsoft_365_mass_download_by_a_single_user.toml

[Security Content] Tags Reform (#2725 )

2023-06-22 18:38:56 -03:00

impact_microsoft_365_potential_ransomware_activity.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

impact_microsoft_365_unusual_volume_of_file_deletion.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

initial_access_microsoft_365_abnormal_clientappid.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

initial_access_microsoft_365_exchange_anti_phish_policy_deletion.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

initial_access_microsoft_365_exchange_anti_phish_rule_mod.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

initial_access_microsoft_365_exchange_safelinks_disabled.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

initial_access_microsoft_365_impossible_travel_activity.toml

[Security Content] Tags Reform (#2725 )

2023-06-22 18:38:56 -03:00

initial_access_microsoft_365_user_restricted_from_sending_email.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

initial_access_o365_user_reported_phish_malware.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

lateral_movement_malware_uploaded_onedrive.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

lateral_movement_malware_uploaded_sharepoint.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

persistence_exchange_suspicious_mailbox_right_delegation.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

persistence_microsoft_365_exchange_dkim_signing_config_disabled.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

persistence_microsoft_365_exchange_management_role_assignment.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

persistence_microsoft_365_global_administrator_role_assign.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

persistence_microsoft_365_teams_custom_app_interaction_allowed.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

persistence_microsoft_365_teams_external_access_enabled.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

persistence_microsoft_365_teams_guest_access_enabled.toml

Back-porting Version Trimming (#3704 )

2024-05-22 19:18:10 +00:00

privilege_escalation_new_or_modified_federation_domain.toml

Refresh MITRE Attack v15.1.0 (#3725 )

2024-06-04 14:48:18 +00:00