The string is a standard naming convention used by file-sharing and piracy networks, where "MudRMuk" is a shorthand identifier for the title, "1080p HD" denotes the resolution, and "SouthFreak.com" identifies the source or "ripper" group that uploaded the file. About the Movie:
Richie Kapoor, Devaraj Arumugam, Yuvikha Rajendran, Suganya Shanmugam, and Aria Selvaraj MudRMukBRK.1080p.HD.SouthFreak.com.mkv