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Resolve datadog-agent DDOS false positive #299

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merged 4 commits into from
Jul 1, 2024
Merged

Resolve datadog-agent DDOS false positive #299

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ad56581
Avoid datadog-agent DDOS false positive
egibs Jun 29, 2024
98a600c
Make ignore more generic
egibs Jun 29, 2024
e548892
Revert to exact DataDog reference
egibs Jul 1, 2024
e1c62dd
Merge branch 'main' into remove-dd-agent-false-positive
egibs Jul 1, 2024
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5 changes: 3 additions & 2 deletions rules/net/ddos.yara
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Original file line number Diff line number Diff line change
@@ -1,4 +1,3 @@

rule ddos_refs : critical {
meta:
description = "Performs DDoS (distributed denial of service) attacks"
Expand All @@ -9,6 +8,8 @@ rule ddos_refs : critical {
$ref = "TSource Engine Query"
$ref2 = "ackflood" fullword
$ref3 = "synflood" fullword
// datadog-agent tracer-fentry-debug.o
$ignore_ref = "defer_accept.synflood_warned.you"
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@tstromberg -- is this good as-is or should it be more generic?

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More generic proposal added in 98a600c (#299).

condition:
any of them
any of ($ref*) and not $ignore_ref
}