Command Execution via SolarWinds Process | Elastic Security Solution [8.8]

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Command Execution via SolarWinds Processedit

A suspicious SolarWinds child process (Cmd.exe or Powershell.exe) was detected.

Rule type: eql

Rule indices:

winlogbeat-*
logs-endpoint.events.*
logs-windows.*
endgame-*

Severity: medium

Risk score: 47

Runs every: 5 minutes

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

Elastic
Host
Windows
Threat Detection
Execution
Elastic Endgame

Version: 102 (version history)

Added (Elastic Stack release): 7.11.0

Last modified (Elastic Stack release): 8.6.0

Rule authors: Elastic

Rule license: Elastic License v2

Potential false positivesedit

Trusted SolarWinds child processes. Verify process details such as network connections and file writes.

Investigation guideedit

Rule queryedit

process where event.type == "start" and process.name: ("cmd.exe",
"powershell.exe") and process.parent.name: (
"ConfigurationWizard*.exe", "NetflowDatabaseMaintenance*.exe",
"NetFlowService*.exe", "SolarWinds.Administration*.exe",
"SolarWinds.Collector.Service*.exe", "SolarwindsDiagnostics*.exe"
)

Threat mappingedit

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Execution
- ID: TA0002
- Reference URL: https://attack.mitre.org/tactics/TA0002/
Technique:
- Name: Command and Scripting Interpreter
- ID: T1059
- Reference URL: https://attack.mitre.org/techniques/T1059/
Tactic:
- Name: Initial Access
- ID: TA0001
- Reference URL: https://attack.mitre.org/tactics/TA0001/
Technique:
- Name: Supply Chain Compromise
- ID: T1195
- Reference URL: https://attack.mitre.org/techniques/T1195/

Rule version historyedit

Version 102 (8.6.0 release)

Formatting only

Version 101 (8.5.0 release)

Updated query, changed from:

process where event.type in ("start", "process_started") and
process.name: ("cmd.exe", "powershell.exe") and process.parent.name: (
"ConfigurationWizard*.exe", "NetflowDatabaseMaintenance*.exe",
"NetFlowService*.exe", "SolarWinds.Administration*.exe",
"SolarWinds.Collector.Service*.exe", "SolarwindsDiagnostics*.exe"
)

Version 7 (8.4.0 release)

Formatting only

Version 5 (8.3.0 release)

Formatting only

Version 4 (8.2.0 release)

Formatting only

Version 3 (7.12.0 release)

Formatting only

Version 2 (7.11.2 release)

Formatting only

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