Shadowcopy Del

Description

This technique was seen in darkside ransomware where it will execute a child process powershell to execute an hex encoded command to delete shadow copy. This hex encoded command was able to decrypt by powershell log. WMIC shadowcopy delete behavior.

MITRE ATT&CK Techniques

ID Technique Tactic
T1490 Inhibit System Recovery Impact

Environment Details

Field Value
Environment attack_range
Directory shadowcopy_del
Test Date 2025-03-18

Datasets

The following datasets were collected during this attack simulation:

Wmicshadowcopydelete_sysmon

  • Path: /datasets/attack_techniques/T1490/shadowcopy_del/wmicshadowcopydelete_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
Windows WMIC Shadowcopy Delete Anomaly Endpoint T1490 Cactus Ransomware, Volt Typhoon, Suspicious WMI Use

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1490/shadowcopy_del/wmicshadowcopydelete_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

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


Source: GitHub | Version: 1.0