That is 3773.rar にはDLKeyが設定されています
COMMENT[DLKey]
DATE21/09/16(Thu),23:40:10
SIZE75.7MB (79363636bytes)
ORGMIMEapplication/octet-stream
ORGNAMEWhite Room 5.rar
DLKey:

That's ローダーに戻る