[Tuning] Linux DR Tuning - Part 6 #3457
Merged
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Aegrah
added
OS: Linux
Rule: Tuning
Aegrah
requested review from
w0rk3r,
DefSecSentinel,
shashank-elastic and
terrancedejesus
w0rk3r
reviewed
Mar 6, 2024
| timestamp_override = "event.ingested" | ||
| type = "threshold" | ||
| query = ''' | ||
| host.os.type:linux and event.action:exec and event.type:start and | ||
| process.name:(ping or nping or hping or hping2 or hping3 or nc or ncat or netcat or socat) | ||
| event.category:process and host.os.type:linux and event.action:(exec or exec_event or executed or process_started) and |
w0rk3r
approved these changes
Mar 6, 2024
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml - rules/linux/execution_abnormal_process_id_file_created.toml - rules/linux/execution_curl_cve_2023_38545_heap_overflow.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml - rules/linux/execution_abnormal_process_id_file_created.toml - rules/linux/execution_curl_cve_2023_38545_heap_overflow.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml - rules/linux/execution_abnormal_process_id_file_created.toml - rules/linux/execution_curl_cve_2023_38545_heap_overflow.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> Removed changes from: - rules/linux/discovery_process_capabilities.toml (selectively cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> (cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> (cherry picked from commit f37a3bf)
protectionsmachine
pushed a commit
that referenced
this pull request
Mar 7, 2024
* [Tuning] Linux DR Tuning - Part 6 * Update discovery_ping_sweep_detected.toml --------- Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com> (cherry picked from commit f37a3bf)
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Summary
Part 6 of the Linux DR tuning. Besides regular rule tuning, this PR added compatibility with additional data sources where possible, added correct tags/indices, fixed formatting, and checked for potential rule performance increases.