That is 4183.rar にはDLKeyが設定されています
COMMENT[DLKey]
DATE21/10/13(Wed),01:42:21
SIZE9.0MB (9395036bytes)
ORGMIMEapplication/octet-stream
ORGNAMEBeing Murgan 5.rar
DLKey:

That's ローダーに戻る