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Powershell Spawn Cmd

Date: 2020-11-10 ID: cc9b25fa-efc9-11eb-926b-550bf0943fbb Author: Patrick Bareiss Environment: attack_range Directory: powershell_spawn_cmd

Description

Manual generation of attack data by spawn cmd.exe from powershell.

MITRE ATT&CK Techniques

ID Technique Tactic
T1059.003 Windows Command Shell Execution

Environment Details

Field Value
Environment attack_range
Directory powershell_spawn_cmd
Test Date 2020-11-10

Datasets

The following datasets were collected during this attack simulation:

Windows-Sysmon

  • Path: /datasets/attack_techniques/T1059.003/powershell_spawn_cmd/windows-sysmon.log
  • Sourcetype: XmlWinEventLog
  • Source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational

The following detections in our security content repository use this attack data for testing:

Detection Name Type Source MITRE ATT&CK Analytic Story
Detect Prohibited Applications Spawning cmd exe Hunting Endpoint T1059.003 Suspicious Command-Line Executions, Suspicious MSHTA Activity, Suspicious Zoom Child Processes, NOBELIUM Group

Usage Instructions

Replay with Splunk Attack Data

Replay attack data with replay.py from Splunk Attack Data.

1python replay.py --dataset /datasets/attack_techniques/T1059.003/powershell_spawn_cmd/windows-sysmon.log --index attack_data

Manual Import

  1. Download the dataset files from the paths listed above
  2. Configure your Splunk instance with the appropriate sourcetypes
  3. Import the logs using the Splunk Add Data wizard

Related Content

Find more detections and analytics for this attack technique in our security content repository.

Source: GitHub | Version: 1.0