Malware
RoarBAT
According to SOCRadar, this is a batch script that uses WinRAR to delete files with target file extensions from a disk.
RoarBAT is a Windows malware family operated by Sandworm.
Background
SOCRadar describes this as a batch script that leverages WinRAR to wipe files matching specific extensions off a disk.
Source: Malpedia (Fraunhofer FKIE).