RAR files are used to shrink large files or bundle multiple files into one "container" to save space.
This is a specific identifier from the Zero Day Initiative for a command injection vulnerability. 23105 rar
To view the contents, you need a utility like WinRAR , 7-Zip , or WinZip . RAR files are used to shrink large files
Compressed files can hide malware. A virus inside a .rar file generally cannot harm your device until it is extracted. you need a utility like WinRAR