diff --git a/rules/cloud/aws_ec2_download_userdata.yml b/rules/cloud/aws_ec2_download_userdata.yml index 495002523..28d798a2c 100644 --- a/rules/cloud/aws_ec2_download_userdata.yml +++ b/rules/cloud/aws_ec2_download_userdata.yml @@ -16,7 +16,7 @@ detection: selection_eventname: - eventName: DescribeInstanceAttribute timeframe: 30m - condition: selection_source AND selection_eventname AND selection_requesttype | count() > 10 + condition: all of them | count() > 10 level: medium falsepositives: - Assets management software like device42 diff --git a/rules/cloud/aws_guardduty_disruption.yml b/rules/cloud/aws_guardduty_disruption.yml index 6f213b00a..c7e44b234 100644 --- a/rules/cloud/aws_guardduty_disruption.yml +++ b/rules/cloud/aws_guardduty_disruption.yml @@ -11,11 +11,10 @@ logsource: detection: selection_source: - eventSource: guardduty.amazonaws.com - events: - - eventName: - - CreateIPSet - condition: selection_source AND events -level: medium + selection_eventName: + - eventName: CreateIPSet + condition: all of them +level: high falsepositives: - Valid change in the GuardDuty (e.g. to ignore internal scanners) tags: