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[Rule Tuning] Ensure host information is in endpoint rule queries (#2593)

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* add unit tests to ensure host type and platform are included
* add host.os.name 'linux' to all linux rules
* add host.os.name macos to mac rules
* add host.os.name to windows rules; fix linux dates
* update from host.os.name to host.os.type

Co-authored-by: brokensound77 <brokensound77@users.noreply.github.com>
Co-authored-by: Jonhnathan <26856693+w0rk3r@users.noreply.github.com>
This commit is contained in:
Justin Ibarra
2023-03-05 09:41:19 -09:00
committed by GitHub
parent a71620a99b
commit 59da2da474
450 changed files with 1038 additions and 998 deletions
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rules/linux/persistence_insmod_kernel_module_load.toml
+3 -2
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@@ -3,7 +3,7 @@ creation_date = "2022/07/11"
maturity = "production"
min_stack_comments = "New fields added: required_fields, related_integrations, setup"
min_stack_version = "8.3.0"
updated_date = "2022/12/20"
updated_date = "2023/02/22"
integration = ["endpoint"]
[rule]
@@ -27,7 +27,8 @@ timestamp_override = "event.ingested"
type = "eql"
query = '''
process where event.type == "start" and process.executable : "/usr/sbin/insmod" and process.args : "*.ko"
process where host.os.type == "linux" and event.type == "start" and
process.executable : "/usr/sbin/insmod" and process.args : "*.ko"
'''
[[rule.threat]]