Technical Tip: Using FortiAnalyzer to detect activities related to the Fortra GoAnwhere MFT RCE Vulnerability

[ck_FTNT]

Description	This article describes how to use a custom event handler in FortiAnalyzer to raise alerts for incident response related to attacks that attempt to leverage the Fortra GoAnywhere MFT RCE vulnerability. A report is also provided to gain historical visibility into your logs.
Scope	This article contains the files necessary to load an event handler and report into your FortiAnalyzer for either a Fabric ADOM or a FortiGate ADOM. The Fabric report and event handler leverage log from other Fortinet products that can be used to detect the attack in addition to FortiGate logs. For more information about this attack, see the following FortiGuard Outbreak Alert: https://www.fortiguard.com/outbreak-alert/goanywhere-mft-rce
Solution	What is included in Fortinet_Fortra_GoAnywhere_MFT_RCE.zip? 1) Fortra_GoAnywhere_MFT_RCE_event-handler.json This event handler helps identify Fortra GoAnywhere MFT RCE detected by FortiGates and other Fortinet products. 2) Fortra_GoAnywhere_MFT_RCE_report.dat This report displays the findings on Fortra GoAnywhere MFT RCE attacks from FortiGate and other Fortinet products.  3) fgt_Fortra_GoAnywhere_MFT_RCE_event-handler.json The event handler for FortiGate ADOMs is configured for FortiGate logs only. 4) fgt_Fortra_GoAnywhere_MFT_RCE_report.dat The report for FortiGate ADOMs includes FortiGate charts only. Steps: 1) Download the Fortinet_Fortra_GoAnywhere_MFT_RCE.zip file (contains 4 files). 2) Unzip Fortinet_Fortra_GoAnywhere_MFT_RCE.zip. 3) Import Fortra_GoAnywhere_MFT_RCE_event-handler.json or fgt_Fortra_GoAnywhere_MFT_RCE_event-handler.json event handler: - Choose an ADOM (if ADOMs are enabled). The ADOM may be of type Fabric or FortiGate: - Choose the FortiSOC module.  - Select Event Handler List. - Select the Import option under More. - Select the appropriate event handler depending on the ADOM type. Result: The event handler is enabled and will be triggered if the appropriate logs are received following the import of the event handler.  Edit the event handler to customize the notification section. 4) Import Fortra_GoAnywhere_MFT_RCE_report.dat or fgt_Fortra_GoAnywhere_MFT_RCE_report.dat to Reports: - Choose an ADOM (if ADOMs are enabled). ADOM may be of type Fabric or FortiGate. - Choose the Report module. - Select the Import option under 'More'. - Select the appropriate file for the ADOM type to add the report to the ADOM. Result:  The Fortra_GoAnywhere_MFT_RCE_report can be run anytime as determined by an admin user.