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Author SHA1 Message Date
shashank-elastic d3dc231315 Refresh ECS, Beats manifest and schemas (#3993) 2024-08-20 20:45:20 +05:30
Mika Ayenson 10ba6ad5a6 [FR] Add Alert Suppression for Addtional Rule Types (#3986) 2024-08-15 15:03:45 -05:00
Jonhnathan 4c44f98cd6 [Rule Tuning] LSASS Process Access via Windows API (#3975) 
* [Rule Tuning] LSASS Process Access via Windows API

* Update credential_access_lsass_openprocess_api.toml

* Update credential_access_lsass_openprocess_api.toml
 2024-08-14 11:42:18 -03:00
Eric Forte 400b4dbd23 [Bug] [DAC] Fix Kibana action connector export to export details with action connectors (#3984) 
* Create Nested Directories

* Fix Kibana export  not exporting connector info
 2024-08-13 14:28:17 -04:00
Terrance DeJesus 3500c3db15 [Rule Tuning] Tuning Direct Outbound SMB Connection (#3485) 
* tuning 'Direct Outbound SMB Connection'

* removed lolbas references

* reverted EQL function due to escaped characters in substring match

* Update rules/windows/lateral_movement_direct_outbound_smb_connection.toml

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>

* Update rules/windows/lateral_movement_direct_outbound_smb_connection.toml

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>

* reverted internal address exclusion; adjusted rule name and description

* removing min-stack

* Update rules/windows/lateral_movement_direct_outbound_smb_connection.toml

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>

---------

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
 2024-08-13 13:53:07 -04:00
Terrance DeJesus 74d8186aeb [Rule Tuning] Tuning MsBuild Making Network Connections (#3482) 
* tuning 'MsBuild Making Network Connections'

* added performance note; added comments in query

* adjusted array search

* linting

* updated query logic;updated date

* updated query logic

* fixed query error

* changed query logic

* removing min-stack

* reverting change

* updated network sequence event
 2024-08-13 12:55:08 -04:00
shashank-elastic f4c6939987 Fix Attribute Issue in RTA common.py (#3983) 2024-08-13 21:32:45 +05:30
shashank-elastic b0fd8659a2 Fix Windows Path for file (#3981) 2024-08-13 20:46:28 +05:30
Eric Forte d0597e4260 Create Nested Directories (#3980) 2024-08-13 09:40:49 -04:00
shashank-elastic e607d521b8 Add Unit Test test_index_or_data_view_id_present (#3967) 2024-08-12 17:48:05 +05:30
Ruben Groenewoud c58ae92dd1 [New Rule] Dynamic Linker Creation or Modification (#3969) 
* [New Rule] Dynamic Linker Creation or Modification

* Removed new line from description

* Update rules/linux/defense_evasion_dynamic_linker_file_creation.toml

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>

* Update defense_evasion_dynamic_linker_file_creation.toml

---------

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2024-08-10 10:25:55 +02:00
Ruben Groenewoud 55e81c1169 [Rule Tuning] Attempt to Disable IPTables or Firewall (#3972) 
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2024-08-10 10:18:11 +02:00
Ruben Groenewoud b6ffb10ab2 [Rule Tuning] System Log File Deletion (#3970) 2024-08-10 10:04:56 +02:00
Ruben Groenewoud 6e3e5f6373 [Rule Tuning] Potential Disabling of AppArmor (#3971) 
* [Rule Tuning] Potential Disabling of AppArmor

* Update query

---------

Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2024-08-10 09:51:45 +02:00
Jonhnathan 8950d33539 [Rule Tuning] Suspicious PrintSpooler Service Executable File Creation (#3964) 
* [Rule Tuning] Suspicious PrintSpooler Service Executable File Creation

* .

* ++
 2024-08-09 13:23:16 -03:00
Jonhnathan 20f4242566 [Rule Tuning] Simple KQL to EQL Conversion (#3948) 
* [Rule Tuning] Simple KQL to EQL Conversion

* Update rules/windows/persistence_msds_alloweddelegateto_krbtgt.toml

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>

* Update privilege_escalation_group_policy_iniscript.toml

---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
 2024-08-09 13:11:27 -03:00
Jonhnathan fcc8aaaf63 [Rule Tuning] Fix missing Winlogbeat index (#3976) 
* [Rule Tuning] Fix missing Winlogbeat index

* bump
 2024-08-09 12:46:33 -03:00
Jonhnathan 207dc55ede [Rule Tuning] Windows File-based Rules Tuning (#3963) 
* [Rule Tuning] Windows File-based Rules Tuning

* Update credential_access_lsass_memdump_file_created.toml

* .
 2024-08-09 12:26:58 -03:00
Jonhnathan f5069763b6 [Rule Tuning] Add System tag to DRs (#3968) 
* [Rule Tuning] Add System tag to DRs

* bump
 2024-08-09 11:14:33 -03:00
Terrance DeJesus 698e830f9f [Rule Tuning] Removing Minimum Stack Compatibility (#3974) 
* removing min-stack

* removing min-stack

* updating date
 2024-08-08 11:47:48 -04:00
Terrance DeJesus fe9ba15a2a [Rule Tuning] Tuning Suspicious HTML File Creation for Performance (#3480) 
* tuning 'Suspicious HTML File Creation'

* TOML lint; reverted EQL function checks

* updated date
 2024-08-08 11:12:55 -04:00
Jonhnathan 25ad765acb [Rule Tuning] Include winlogbeat index in sysmon-related rules (#3966) 2024-08-08 12:02:23 -03:00
protections machine d7c7d9b1c3 Interactive Shell Spawned via Hidden Process Sync RTA (#3937) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 19:42:01 +05:30
protections machine f47053b904 Suspicious Execution via a Hidden Process Sync RTA (#3938) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 19:33:49 +05:30
protections machine ec1f617fdc APT Package Manager Command Execution Sync RTA (#3940) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 19:19:44 +05:30
protections machine e277ecd230 Suspicious Execution via setsid and nohup Sync RTA (#3941) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 19:11:51 +05:30
protections machine 292d7b9215 Egress Network Connection from DPKG Directory Sync RTA (#3942) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 18:57:33 +05:30
protections machine ed9b145ebd System V Init (init.d) Egress Network Connection Sync RTA (#3943) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 18:48:05 +05:30
protections machine 3cefbbe057 System V Init (init.d) Executed Binary from Unusual Location Sync RTA (#3944) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 18:38:55 +05:30
protections machine fff326a7d4 Egress Network Connection by MOTD Child Sync RTA (#3945) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 18:30:03 +05:30
Eric Forte aea7d578ed Systemd Executing Binary in Unusual Location Sync RTA (#3766) 
Co-authored-by: protectionsmachine <72879786+protectionsmachine@users.noreply.github.com>
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 18:15:31 +05:30
protections machine cdc4e21aac Scheduled Job Executing Binary in Unusual Location Sync RTA (#3952) 
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-08 18:01:56 +05:30
protections machine 0532f9f210 Egress Network Connection from RPM Package Sync RTA (#3951) 2024-08-08 17:53:22 +05:30
Terrance DeJesus ff3d51721a [Rule Tuning] Tuning Persistent Scripts in the Startup Directory (#3479) 
* tuning 'Persistent Scripts in the Startup Directory'

* adjusted query logic; added note about performance

* adjusted query logic

* adjusted query logic; added note about performance

* removed newline

* adjusted query logic to be more inclusive

* adjusted query

* adjusted query to leave wildcard and substring searches towards the end

* TOML lint

* Update rules/windows/persistence_startup_folder_scripts.toml

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>

* adjusted note; removed setup

* adjusted note; removed setup

* Update rules/windows/persistence_startup_folder_scripts.toml

Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>

* Update rules/windows/persistence_startup_folder_scripts.toml

Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>

* updated date

---------

Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
Co-authored-by: Samirbous <64742097+Samirbous@users.noreply.github.com>
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
 2024-08-06 18:42:53 -04:00
Eric Forte 47d7a3acaa [DaC] Beta Release (#3889) 
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com>
Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
Co-authored-by: Mika Ayenson <mika.ayenson@elastic.co>
 2024-08-06 18:07:12 -04:00
github-actions[bot] f9717e71bb Lock versions for releases: 8.10,8.11,8.12,8.13,8.14,8.15 (#3961) 2024-08-06 19:37:36 +05:30
shashank-elastic 2ee5ae1f19 Fix Version Bump for Related Integrations (#3960) 2024-08-06 18:48:24 +05:30
Jonhnathan a6f1aa6fd7 [Rule Tuning] Windows Registry Rules Tuning - 2 (#3958) 2024-08-06 17:15:08 +05:30
Jonhnathan 9b85079da1 [Rule Tuning] Windows Registry Rules Tuning - 1 (#3957) 2024-08-06 17:05:17 +05:30
Jonhnathan 11636b159d [New Rule] Outlook Home Page Registry Modification (#3946) 2024-08-05 11:27:58 -03:00
Jonhnathan fbaac66f9f [Rule Tuning] Accepted Default Telnet Port Connection (#3954) 
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2024-08-03 20:15:06 -03:00
Jonhnathan 392e813e7a [Rule Tuning] Microsoft IIS Service Account Password Dumped (#3935) 2024-08-02 16:37:45 -03:00
Ruben Groenewoud 93d928625d [Tuning] Executable Bit Set for Potential Persistence Script (#3929) 2024-08-02 21:13:19 +02:00
Jonhnathan ff3f66cacf [Rule Tuning] AWS S3 Object Versioning Suspended (#3953) 2024-08-02 13:36:11 -03:00
Jonhnathan dfdc214be8 [New Rule] Potential Relay Attack against a Domain Controller (#3928) 
* [New Rule] Potential Relay Attack against a Domain Controller

* Update credential_access_dollar_account_relay.toml

* Move to the correct folder
 2024-08-02 13:03:20 -03:00
Jonhnathan 8d3ec2b8a3 [Rule Tuning] Sensitive Registry Hive Access via RegBack (#3947) 
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
 2024-08-01 14:06:08 -03:00
Ruben Groenewoud 485312d5f2 [Rule Tuning] System Binary Moved or Copied (#3933) 2024-08-01 18:47:58 +02:00
Isai 62982f9d8c [New Rule] AWS IAM CompromisedKeyQuarantine Policy Attached to User (#3910) 
* [New Rule] AWS IAM CompromisedKeyQuarantine Policy Attached to User

* increased severity score

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>

---------

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
 2024-08-01 00:30:02 -04:00
Isai f2eb78219c [New Rule] AWS IAM User or Role Created Cloudformation Stack for First Time (#3923) 
* [New Rule] AWS IAM User or Role Created Cloudformation Stack for First Time

* Update discovery_new_terms_sts_getcalleridentity.toml

* Update execution_new_terms_ec2_instance_cloudformation_createstack.toml

* Update rules/integrations/aws/execution_new_terms_ec2_instance_cloudformation_createstack.toml

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>

* rule name change, removed ec2

* Update rules/integrations/aws/execution_new_terms_cloudformation_createstack.toml

Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>

---------

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
 2024-07-31 16:55:49 -04:00
Isai 1b58d0640b [New Rule] AWS EC2 Instance Console Login via Assumed Role (#3922) 
* [New Rule] AWS EC2 Instance Console Login via Assumed Role

* added reference for custom url creation

* added STS tag

* added event.provider to query

---------

Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
 2024-07-31 15:52:59 -04:00