The Rietspoof malware was first discovered by Avast researchers in August 2018 and publicly disclosed in a blog post in February 2019.
The multi-stage malware utilises different file types throughout its infection chain including in one stage a CAB file. Full details of the malware, including later discoveries, were revealed in a VB2019 paper by Avast researchers Jan Sirmer, Luigino Camastra and Adolf Středa.
The Call for Papers for VB2020 in Dublin is open! Submit your abstract before 15 March for a chance to make it onto the programme of one of the most international threat intelligence conferences!