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RAT

Quasar RAT

aka CinaRAT · QuasarRAT · Yggdrasil

Quasar RAT is a malware family written in .NET which is used by a variety of attackers.

Quasar RAT, also known as CinaRAT, QuasarRAT, Yggdrasil, is a Windows rat operated by APT33, Dropping Elephant and others.

Background

Quasar RAT is a .NET-based malware family adopted by numerous threat actors. Being open source and fully featured, it is frequently packed by operators to hinder analysis of its code.

Source: Malpedia (Fraunhofer FKIE).