Ocyg.rar < Essential >

52 61 72 21 1A 07 00 (for RAR 5.0) or 52 61 72 21 1A 07 01 00 (for RAR 4.x).

If it's a malware mock-up, look for registry keys or scheduled tasks hidden in accompanying scripts. OCYG.rar

If you suspect the file contains malware or is part of a security challenge: 52 61 72 21 1A 07 00 (for RAR 5

Never extract unknown .rar files on your host machine. Use a dedicated, isolated environment (like FlareVM or Remnux). isolated environment (like FlareVM or Remnux).