diff --git a/CHANGELOG.next.asciidoc b/CHANGELOG.next.asciidoc index d95e5fbb5479..8e38ea153add 100644 --- a/CHANGELOG.next.asciidoc +++ b/CHANGELOG.next.asciidoc @@ -102,6 +102,7 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff] - Fix Filebeat Cisco module with missing escape character {issue}36325[36325] {pull}36326[36326] - Fix panic when redact option is not provided to CEL input. {issue}36387[36387] {pull}36388[36388] - Remove 'onFilteredOut' and 'onDroppedOnPublish' callback logs {issue}36299[36299] {pull}36399[36399] +- Added a fix for Crowdstrike pipeline handling process arrays {pull}36496[36496] *Heartbeat* diff --git a/x-pack/filebeat/module/crowdstrike/falcon/ingest/pipeline.yml b/x-pack/filebeat/module/crowdstrike/falcon/ingest/pipeline.yml index 9aeb653b4888..94d312d7e116 100644 --- a/x-pack/filebeat/module/crowdstrike/falcon/ingest/pipeline.yml +++ b/x-pack/filebeat/module/crowdstrike/falcon/ingest/pipeline.yml @@ -281,7 +281,7 @@ processors: commandLine = commandLine.trim(); if (commandLine != "") { - def args = Arrays.asList(/ /.split(commandLine)); + def args = new ArrayList(Arrays.asList(/ /.split(commandLine))); args.removeIf(arg -> arg == ""); ctx['process'] = new HashMap(); diff --git a/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log b/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log index 0980bf0fb601..f7cb78602c8f 100644 --- a/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log +++ b/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log @@ -19,7 +19,7 @@ "SeverityName": "High", "FileName": "explorer.exe", "FilePath": "\\Device\\HarddiskVolume1\\Windows", - "CommandLine": "C:\\Windows\\Explorer.EXE", + "CommandLine": "C:\\Windows\\Explorer.EXE --test", "SHA256String": "6a671b92a69755de6fd063fcbe4ba926d83b49f78c42dbaeed8cdb6bbc57576a", "MD5String": "ac4c51eb24aa95b77f705ab159189e24", "MachineDomain": "CORP-DOMAIN", diff --git a/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log-expected.json b/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log-expected.json index 0756dfac4772..9ed507981435 100644 --- a/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log-expected.json +++ b/x-pack/filebeat/module/crowdstrike/falcon/test/falcon-events.log-expected.json @@ -1,6 +1,6 @@ [ { - "crowdstrike.event.CommandLine": "C:\\Windows\\Explorer.EXE", + "crowdstrike.event.CommandLine": "C:\\Windows\\Explorer.EXE --test", "crowdstrike.event.ComputerName": "alice-laptop", "crowdstrike.event.DetectDescription": "Terminated a process related to the deletion of backups, which is often indicative of ransomware activity.", "crowdstrike.event.DetectId": "ldt:ec86abd353824e96765ecbe18eb4f0b4:38655257584", @@ -67,9 +67,10 @@ "log.offset": 0, "message": "Terminated a process related to the deletion of backups, which is often indicative of ransomware activity.", "process.args": [ - "C:\\Windows\\Explorer.EXE" + "C:\\Windows\\Explorer.EXE", + "--test" ], - "process.command_line": "C:\\Windows\\Explorer.EXE", + "process.command_line": "C:\\Windows\\Explorer.EXE --test", "process.executable": "C:\\Windows\\Explorer.EXE", "process.name": "explorer.exe", "process.pid": 38684386611, @@ -126,7 +127,7 @@ "log.flags": [ "multiline" ], - "log.offset": 2063, + "log.offset": 2071, "message": "Incident score 1.2", "service.type": "crowdstrike", "tags": [ @@ -169,7 +170,7 @@ "log.flags": [ "multiline" ], - "log.offset": 2579, + "log.offset": 2587, "message": "quarantined_file_update", "related.user": [ "Crowdstrike"