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Cherry-pick #17823 to 7.x: Add process.command_line to Sysmon module #18181

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merged 1 commit into from
May 4, 2020
Merged

Cherry-pick #17823 to 7.x: Add process.command_line to Sysmon module #18181

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1 change: 1 addition & 0 deletions CHANGELOG.next.asciidoc
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Original file line number Diff line number Diff line change
Expand Up @@ -455,6 +455,7 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
- Add more DNS error codes to the Sysmon module. {issue}15685[15685]
- Add Audit and Log Management, Computer Object Management, and Distribution Group related events to the Security module. {pull}15217[15217]
- Add experimental event log reader implementation that should be faster in most cases. {issue}6585[6585] {pull}16849[16849]
- Set process.command_line and process.parent.command_line from Sysmon Event ID 1. {pull}17327[17327]
- Add support for event IDs 4673,4674,4697,4698,4699,4700,4701,4702,4768,4769,4770,4771,4776,4778,4779,4964 to the Security module {pull}17517[17517]

==== Deprecated
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14 changes: 7 additions & 7 deletions x-pack/winlogbeat/module/sysmon/config/winlogbeat-sysmon.js
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Expand Up @@ -301,20 +301,20 @@ var sysmon = (function () {
evt.Put(nameField, path.basename(exe));
};

var splitCommandLine = function(evt, field) {
var commandLine = evt.Get(field);
var splitCommandLine = function(evt, source, target) {
var commandLine = evt.Get(source);
if (!commandLine) {
return;
}
evt.Put(field, winlogbeat.splitCommandLine(commandLine));
evt.Put(target, winlogbeat.splitCommandLine(commandLine));
};

var splitProcessArgs = function(evt) {
splitCommandLine(evt, "process.args");
splitCommandLine(evt, "process.command_line", "process.args");
};

var splitParentProcessArgs = function(evt) {
splitCommandLine(evt, "process.parent.args");
splitCommandLine(evt, "process.parent.command_line", "process.parent.args");
};

var addUser = function(evt) {
Expand Down Expand Up @@ -468,12 +468,12 @@ var sysmon = (function () {
{from: "winlog.event_data.ProcessGuid", to: "process.entity_id"},
{from: "winlog.event_data.ProcessId", to: "process.pid", type: "long"},
{from: "winlog.event_data.Image", to: "process.executable"},
{from: "winlog.event_data.CommandLine", to: "process.args"},
{from: "winlog.event_data.CommandLine", to: "process.command_line"},
{from: "winlog.event_data.CurrentDirectory", to: "process.working_directory"},
{from: "winlog.event_data.ParentProcessGuid", to: "process.parent.entity_id"},
{from: "winlog.event_data.ParentProcessId", to: "process.parent.pid", type: "long"},
{from: "winlog.event_data.ParentImage", to: "process.parent.executable"},
{from: "winlog.event_data.ParentCommandLine", to: "process.parent.args"},
{from: "winlog.event_data.ParentCommandLine", to: "process.parent.command_line"},
],
mode: "rename",
ignore_missing: true,
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6 changes: 6 additions & 0 deletions x-pack/winlogbeat/module/sysmon/test/testdata/sysmon-9.01.evtx.golden.json
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Expand Up @@ -101,13 +101,15 @@
"args": [
"C:\\Windows\\Sysmon.exe"
],
"command_line": "C:\\Windows\\Sysmon.exe",
"entity_id": "{42f11c3b-ce01-5c8f-0000-0010c73e2a00}",
"executable": "C:\\Windows\\Sysmon.exe",
"name": "Sysmon.exe",
"parent": {
"args": [
"C:\\Windows\\system32\\services.exe"
],
"command_line": "C:\\Windows\\system32\\services.exe",
"entity_id": "{42f11c3b-6e1a-5c8c-0000-0010f14d0000}",
"executable": "C:\\Windows\\System32\\services.exe",
"name": "services.exe",
Expand Down Expand Up @@ -177,6 +179,7 @@
"C:\\Windows\\system32\\wbem\\unsecapp.exe",
"-Embedding"
],
"command_line": "C:\\Windows\\system32\\wbem\\unsecapp.exe -Embedding",
"entity_id": "{42f11c3b-ce01-5c8f-0000-00102c412a00}",
"executable": "C:\\Windows\\System32\\wbem\\unsecapp.exe",
"name": "unsecapp.exe",
Expand All @@ -186,6 +189,7 @@
"-k",
"DcomLaunch"
],
"command_line": "C:\\Windows\\system32\\svchost.exe -k DcomLaunch",
"entity_id": "{42f11c3b-6e1b-5c8c-0000-00102f610000}",
"executable": "C:\\Windows\\System32\\svchost.exe",
"name": "svchost.exe",
Expand Down Expand Up @@ -345,6 +349,7 @@
"C:\\Windows\\system32\\wbem\\wmiprvse.exe",
"-Embedding"
],
"command_line": "C:\\Windows\\system32\\wbem\\wmiprvse.exe -Embedding",
"entity_id": "{42f11c3b-ce03-5c8f-0000-0010e9462a00}",
"executable": "C:\\Windows\\System32\\wbem\\WmiPrvSE.exe",
"name": "WmiPrvSE.exe",
Expand All @@ -354,6 +359,7 @@
"-k",
"DcomLaunch"
],
"command_line": "C:\\Windows\\system32\\svchost.exe -k DcomLaunch",
"entity_id": "{42f11c3b-6e1b-5c8c-0000-00102f610000}",
"executable": "C:\\Windows\\System32\\svchost.exe",
"name": "svchost.exe",
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