* [New Rule] File Made Executable via Chmod Inside A Container
new rule
* edit threat matrix urls
add final / to reference urls
* Apply suggestions from code review
removed unused fields, adjust from field for readability
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
* Update execution_file_made_executable_via_chmod_inside_a_container.toml
rule query change to remove exclusion and add more common chmod executable patterns, nit review comments, additional tactic, technique and subtechnique
* Update execution_file_made_executable_via_chmod_inside_a_container.toml
added Defense Evasion tag
* Update execution_file_made_executable_via_chmod_inside_a_container.toml
* Update execution_file_made_executable_via_chmod_inside_a_container.toml
adjusted tags
* Update execution_file_made_executable_via_chmod_inside_a_container.toml
changed rule type to file instead of process to eliminate false positive results from adding the number modification parts of the query
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Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
* [New Rule] Netcat Listener Established Inside A Container
new rule toml
* remove references
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
* remove false_positives
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
* adjust from field from s to m for readability
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
* Apply suggestions from code review
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
* Update execution_netcat_listener_established_inside_a_container.toml
updated query, updated risk score, expanded explanation for 2nd part of the query where process args is used to search for target executables
* optimized query
optimized query to deduplicate fields based on review feedback
* Update execution_netcat_listener_established_inside_a_container.toml
updated query comment
* Update execution_netcat_listener_established_inside_a_container.toml
added false positive section
* Update execution_netcat_listener_established_inside_a_container.toml
adjusted tags
* removed the != end query parameter
removed the exclusion of end events for this to account for short-lived netcat listener processes
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Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
* Create execution_interactive_shell_spawned_from_inside_a_container.toml
new rule
* Update execution_interactive_shell_spawned_from_inside_a_container.toml
edited threat matrix
* Update execution_interactive_shell_spawned_from_inside_a_container.toml
changed boolean in query from string type
* Update execution_interactive_shell_spawned_from_inside_a_container.toml
added timestamp_override field
* Apply suggestions from code review
readability from field change, removed references field
Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
* Apply suggestions from code review
index spacing, rule name, comment change
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
* Update execution_interactive_shell_spawned_from_inside_a_container.toml
updated description, updated query to utilize container.id field to distinguish container vs linux rule, remove unneccesary comments and simplify the query.
* Update rule query
updated rule query to use process.executable and an or field for event.action
* Update execution_interactive_shell_spawned_from_inside_a_container.toml
adjusted tags
* changed "not" in query
event.action != end based on review suggestion
* spacing around comments
* removed ending wildcard causing FPs
removed ending wildcard for process.args /sh as it's causing FPs and will risk being too noisy
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Co-authored-by: shashank-elastic <91139415+shashank-elastic@users.noreply.github.com>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
Isai