sigma-rules

apm_null_user_agent.toml

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command_and_control_connection_attempt_by_non_ssh_root_session.toml

[Rule Tuning] Some Tunings of several 8.9 rules (#2985 )

2023-08-03 15:25:33 +02:00

command_and_control_dns_directly_to_the_internet.toml

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command_and_control_ftp_file_transfer_protocol_activity_to_the_internet.toml

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command_and_control_irc_internet_relay_chat_protocol_activity_to_the_internet.toml

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command_and_control_linux_iodine_activity.toml

[Rule Tuning] Linux Rules (#3092 )

2023-10-23 16:28:58 +02:00

command_and_control_linux_port_knocking_reverse_connection.toml

[Tuning] Linux BBR Tuning - Part 1 (#3469 )

2024-03-07 17:19:12 +01:00

command_and_control_port_8000_activity_to_the_internet.toml

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command_and_control_pptp_point_to_point_tunneling_protocol_activity.toml

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command_and_control_proxy_port_activity_to_the_internet.toml

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command_and_control_smtp_to_the_internet.toml

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command_and_control_sql_server_port_activity_to_the_internet.toml

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command_and_control_ssh_secure_shell_from_the_internet.toml

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command_and_control_ssh_secure_shell_to_the_internet.toml

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command_and_control_tor_activity_to_the_internet.toml

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credential_access_microsoft_365_potential_password_spraying_attack.toml

[Deprecation] Deprecating Potential Password Spraying of Microsoft 365 User Accounts (#4394 )

2025-01-17 10:52:13 -05:00

credential_access_potential_linux_ssh_bruteforce_root.toml

DR Linux Rule Tuning 8.9 (#2859 )

2023-07-10 20:02:42 +05:30

credential_access_tcpdump_activity.toml

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defense_evasion_attempt_to_disable_iptables_or_firewall.toml

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defense_evasion_base64_encoding_or_decoding_activity.toml

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defense_evasion_code_injection_conhost.toml

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defense_evasion_execution_via_trusted_developer_utilities.toml

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defense_evasion_hex_encoding_or_decoding_activity.toml

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defense_evasion_ld_preload_env_variable_process_injection.toml

[Rule Tuning] Linux Rules (#3092 )

2023-10-23 16:28:58 +02:00

defense_evasion_mshta_making_network_connections.toml

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defense_evasion_potential_processherpaderping.toml

[Deprecate] Potential Process Herpaderping Attempt (#3336 )

2023-12-19 15:59:48 -05:00

defense_evasion_whitespace_padding_in_command_line.toml

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discovery_file_dir_discovery.toml

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discovery_process_discovery_via_tasklist_command.toml

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discovery_query_registry_via_reg.toml

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discovery_whoami_commmand.toml

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execution_apt_binary.toml

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execution_awk_binary_shell.toml

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execution_busybox_binary.toml

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execution_c89_c99_binary.toml

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execution_command_shell_started_by_powershell.toml

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execution_cpulimit_binary.toml

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execution_crash_binary.toml

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execution_env_binary.toml

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execution_expect_binary.toml

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execution_find_binary.toml

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execution_flock_binary.toml

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execution_gcc_binary.toml

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execution_linux_process_started_in_temp_directory.toml

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execution_mysql_binary.toml

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execution_reverse_shell_via_named_pipe.toml

[New Rules] Linux Reverse Shells (#2905 )

2023-07-06 15:27:57 +02:00

execution_shell_suspicious_parent_child_revshell_linux.toml

[Tuning & New Rule] Linux Reverse Shell & DR Tuning (#3254 )

2023-12-18 09:36:21 +01:00

execution_ssh_binary.toml

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execution_suspicious_jar_child_process.toml

[Deprecation] Deprecating Potential Password Spraying of Microsoft 365 User Accounts (#4394 )

2025-01-17 10:52:13 -05:00

execution_vi_binary.toml

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execution_via_net_com_assemblies.toml

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exfiltration_rds_snapshot_export.toml

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impact_potential_linux_ransomware_file_encryption.toml

[Rule Tuning] Misc. DR Rule Tuning (#3904 )

2024-07-19 15:13:42 +02:00

initial_access_cross_site_scripting.toml

Deprecate an APM BBR rule (#4511 )

2025-03-04 17:39:45 +05:30

initial_access_login_failures.toml

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initial_access_login_location.toml

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initial_access_login_sessions.toml

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initial_access_login_time.toml

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initial_access_rdp_remote_desktop_protocol_to_the_internet.toml

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lateral_movement_malicious_remote_file_creation.toml

deprecating 'Malicious Remote File Creation' (#3342 )

2023-12-20 08:49:45 -05:00

lateral_movement_remote_file_creation_in_sensitive_directory.toml

[Rule Deprecation] Deprecate Remote File Creation on a Sensitive Directory (#3477 )

2024-04-01 11:01:20 -04:00

linux_mknod_activity.toml

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linux_nmap_activity.toml

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linux_socat_activity.toml

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persistence_cron_jobs_creation_and_runtime.toml

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persistence_google_workspace_user_group_access_modified_to_allow_external_access.toml

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persistence_kernel_module_activity.toml

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persistence_shell_activity_by_web_server.toml

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privilege_escalation_gcp_kubernetes_rolebindings_created_or_patched.toml

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privilege_escalation_krbrelayup_suspicious_logon.toml

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privilege_escalation_linux_strace_activity.toml

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privilege_escalation_printspooler_malicious_driver_file_changes.toml

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privilege_escalation_printspooler_malicious_registry_modification.toml

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privilege_escalation_setgid_bit_set_via_chmod.toml

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threat_intel_filebeat7x.toml

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threat_intel_filebeat8x.toml

[Deprecation] Threat Intel Indicator Match - General Rules (#2901 )

2023-07-18 20:12:53 -03:00

threat_intel_fleet_integrations.toml

[Deprecation] Threat Intel Indicator Match - General Rules (#2901 )

2023-07-18 20:12:53 -03:00