struct _SEP_LOWBOX_NUMBER_MAPPING// Size=0x28
{
    struct _EX_PUSH_LOCK Lock;// Offset=0x0 Size=0x8
    struct _RTL_BITMAP Bitmap;// Offset=0x8 Size=0x10
    struct _RTL_DYNAMIC_HASH_TABLE * HashTable;// Offset=0x18 Size=0x8
    unsigned char Active;// Offset=0x20 Size=0x1
};