If the file is already on your system, use a service like VirusTotal to check the file's hash against dozens of security engines.
Malicious archives often contain hidden scripts or executables designed to run the moment you extract them. Archivo de Descarga ProKit v45.rar
Avoid downloading or extracting the contents of this file, especially if you did not explicitly request it from a trusted source. If the file is already on your system,
If this came from a colleague, contact them via a different channel (like a phone call or chat) to confirm they actually sent it. If this came from a colleague, contact them
"ProKit" is a generic name used by various legitimate tools (like Qiagen's ProKit for lab work), but also frequently used by hackers to hide malicious payloads in compressed .rar archives.
.rar files are commonly used to bypass basic email scanners or web filters that might flag an unzipped .exe or script.