Citrix has released a free scanner for detecting compromised Citrix appliances by digging for indicators of compromise. The tool was developed in collaboration with FireEye and it is designed to be used locally to scan their organizations Citrix instances, one appliance at a time, to get assessments of potential indications of compromise found on the systems. Citrix and FireEye strongly advise all Citrix customers to run this tool against their appliances as soon as possible to identify potential compromise and to take the steps needed to protect their organization.
Source: https://www.bleepingcomputer.com/news/security/citrix-releases-scanner-to-detect-hacked-citrix-adc-appliances/