Since there is no public information or "good review" for a file with this specific name, you should exercise extreme caution before opening it:
individually once they are unpacked, as some malware only becomes active after extraction. Chk Ml.rar
A is a proprietary archive format developed by Eugene Roshal. To open it safely: Use a trusted extractor like WinRAR or 7-Zip . Since there is no public information or "good