GitHub Repo

Crushftp

Date: 2024-05-23 ID: 1e1c1f1c-0b0b-4b0b-8b0b-0b0b0b0b0b0d Author: Michael Haag, Splunk Environment: attack_range Directory: crushftp

Description

Generated event logs from CrushFTP server from simulated attack leveraging CVE-2024-4040 and CVE-2025-31161,.

MITRE ATT&CK Techniques

ID Technique Tactic
T1190 Exploit Public-Facing Application Initial Access

Environment Details

Field Value
Environment attack_range
Directory crushftp
Test Date 2024-05-23

Datasets

The following datasets were collected during this attack simulation:

Crushftp

  • Path: /datasets/attack_techniques/T1190/crushftp/crushftp.log
  • Sourcetype: crushftp:sessionlogs
  • Source: crushftp

Crushftp11_session

  • Path: /datasets/attack_techniques/T1190/crushftp/crushftp11_session.log
  • Sourcetype: crushftp:sessionlogs
  • Source: crushftp

Windows-Sysmon

  • Path: /datasets/attack_techniques/T1190/crushftp/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
Windows Shell Process from CrushFTP TTP Endpoint T1059.001, T1059.003, T1190, T1505 CrushFTP Vulnerabilities
CrushFTP Authentication Bypass Exploitation TTP Web T1190, T1059.003, T1059.001 CrushFTP Vulnerabilities, Hellcat Ransomware
CrushFTP Max Simultaneous Users From IP Anomaly Web T1110.001, T1110.004 CrushFTP Vulnerabilities
CrushFTP Server Side Template Injection TTP Application T1190 CrushFTP Vulnerabilities, Hellcat Ransomware

Usage Instructions

Replay with Splunk Attack Data

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

1python replay.py --dataset /datasets/attack_techniques/T1190/crushftp/crushftp.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