struct _SEP_LOWBOX_NUMBER_MAPPING// Size=0x14
{
    struct _EX_PUSH_LOCK Lock;// Offset=0x0 Size=0x4
    struct _RTL_BITMAP Bitmap;// Offset=0x4 Size=0x8
    struct _RTL_DYNAMIC_HASH_TABLE * HashTable;// Offset=0xc Size=0x4
    unsigned char Active;// Offset=0x10 Size=0x1
};