sigma-rules

collection_fortigate_config_download.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_accepted_default_telnet_port_connection.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_cobalt_strike_beacon.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_cobalt_strike_default_teamserver_cert.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_download_rar_powershell_from_internet.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_fin7_c2_behavior.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_halfbaked_beacon.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_nat_traversal_port_activity.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_port_26_activity.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_rdp_remote_desktop_protocol_from_the_internet.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_vnc_virtual_network_computing_from_the_internet.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

command_and_control_vnc_virtual_network_computing_to_the_internet.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

defense_evasion_fortigate_overly_permissive_firewall_policy.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

discovery_potential_network_sweep_detected.toml

[Rule Tuning] Add Supplemental Mitre Mappings (#5876 )

2026-04-01 09:12:42 -05:00

discovery_potential_port_scan_detected.toml

Tuning to allow for greater flexibility in integration policy (#5774 )

2026-02-25 13:56:02 -05:00

discovery_potential_syn_port_scan_detected.toml

Tuning to allow for greater flexibility in integration policy (#5774 )

2026-02-25 13:56:02 -05:00

initial_access_fortigate_admin_login_multi_srcip.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

initial_access_fortigate_sso_login_from_unusual_source.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

initial_access_newly_observed_fortigate_admin_logon.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

initial_access_react_server_components_rce_attempt.toml

[New Rule] React2Shell Detection (#5408 )

2025-12-05 18:37:54 -05:00

initial_access_react_server_rce_network_alerts.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

initial_access_rpc_remote_procedure_call_from_the_internet.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

initial_access_rpc_remote_procedure_call_to_the_internet.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

initial_access_smb_windows_file_sharing_activity_to_the_internet.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

initial_access_unsecure_elasticsearch_node.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

lateral_movement_dns_server_overflow.toml

[Rule Tuning] Abnormally Large DNS Response (#5922 )

2026-04-20 09:28:01 -04:00

persistence_fortigate_admin_creation_unusual_source.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

persistence_fortigate_sso_login_followed_by_admin_creation.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00

persistence_fortigate_super_admin_account_creation.toml

[Rule Tuning] Change event.dataset to data_stream.dataset (#5943 )

2026-04-10 12:27:52 -04:00