That is 4191.rar にはDLKeyが設定されています
COMMENT[DLKey]
DATE21/10/13(Wed),01:52:55
SIZE3.4MB (3559836bytes)
ORGMIMEapplication/octet-stream
ORGNAMEBeing Gulab 2.rar
DLKey:

That's ローダーに戻る