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FASTCash for Linux

2024-10-13, Doubleagent
https://doubleagent.net/fastcash-for-linux/
#FASTCash

Contents

FASTCash for Linux
Analysis of a newly discovered Linux based variant of the DPRK attributed FASTCash malware along with background information on payment switches used in financial networks.
Introduction
This post analyzes a newly identified variant of FASTCash "payment switch" malware which specifically targets the Linux operating system. The term 'FASTCash' is used to refer to the DPRK attributed malware that is installed on payment switches within compromised networks that handle card transactions for the means of facilitating the unauthorized withdrawal of cash from ATMs.
Discovery of a Linux variant adds to the list of operating systems that this malware has been compiled for, with prior samples known to target IBM AIX (FASTCash for UNIX) and Microsoft Windows (FASTCash for Windows). As per an updated amended to CISA's 2018 advisory for the Windows variant:
Since the publication of the in October 2018, there have been two particularly significant developments in the campaign: (1) the capability …

IoC

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