/usr/share/otrs/Kernel/System/Ticket/ is in otrs2 6.0.5-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/otrs/Kernel/System/Ticket/Acl/
/usr/share/otrs/Kernel/System/Ticket/Acl/CloseParentAfterClosedChilds.pm
/usr/share/otrs/Kernel/System/Ticket/Article/
/usr/share/otrs/Kernel/System/Ticket/Article.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/Base.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/Chat.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/Email.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/Internal.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/Invalid.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/MIMEBase/
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/MIMEBase.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/MIMEBase/ArticleStorageDB.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/MIMEBase/ArticleStorageFS.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/MIMEBase/Base.pm
/usr/share/otrs/Kernel/System/Ticket/Article/Backend/Phone.pm
/usr/share/otrs/Kernel/System/Ticket/ArticleSearchIndex/
/usr/share/otrs/Kernel/System/Ticket/ArticleSearchIndex/DB.pm
/usr/share/otrs/Kernel/System/Ticket/ColumnFilter.pm
/usr/share/otrs/Kernel/System/Ticket/CustomExample.pm
/usr/share/otrs/Kernel/System/Ticket/CustomerPermission/
/usr/share/otrs/Kernel/System/Ticket/CustomerPermission/CustomerGroupCheck.pm
/usr/share/otrs/Kernel/System/Ticket/CustomerPermission/CustomerIDCheck.pm
/usr/share/otrs/Kernel/System/Ticket/CustomerPermission/CustomerUserIDCheck.pm
/usr/share/otrs/Kernel/System/Ticket/CustomerPermission/GroupCheck.pm
/usr/share/otrs/Kernel/System/Ticket/Event/
/usr/share/otrs/Kernel/System/Ticket/Event/ArchiveRestore.pm
/usr/share/otrs/Kernel/System/Ticket/Event/ArticleSearchIndex.pm
/usr/share/otrs/Kernel/System/Ticket/Event/DynamicFieldFromCustomerUser.pm
/usr/share/otrs/Kernel/System/Ticket/Event/ForceOwnerReset.pm
/usr/share/otrs/Kernel/System/Ticket/Event/ForceState.pm
/usr/share/otrs/Kernel/System/Ticket/Event/ForceUnlock.pm
/usr/share/otrs/Kernel/System/Ticket/Event/GenericAgent.pm
/usr/share/otrs/Kernel/System/Ticket/Event/LockAfterCreate.pm
/usr/share/otrs/Kernel/System/Ticket/Event/NotificationEvent/
/usr/share/otrs/Kernel/System/Ticket/Event/NotificationEvent.pm
/usr/share/otrs/Kernel/System/Ticket/Event/NotificationEvent/Transport/
/usr/share/otrs/Kernel/System/Ticket/Event/NotificationEvent/Transport/Base.pm
/usr/share/otrs/Kernel/System/Ticket/Event/NotificationEvent/Transport/Email.pm
/usr/share/otrs/Kernel/System/Ticket/Event/ResponsibleAutoSet.pm
/usr/share/otrs/Kernel/System/Ticket/Event/Test.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TicketAcceleratorUpdate.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TicketAppointments.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TicketDynamicFieldDefault.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TicketEscalationIndex.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TicketNewMessageUpdate.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TicketPendingTimeReset.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TicketProcessTransitions.pm
/usr/share/otrs/Kernel/System/Ticket/Event/TriggerEscalationStopEvents.pm
/usr/share/otrs/Kernel/System/Ticket/IndexAccelerator/
/usr/share/otrs/Kernel/System/Ticket/IndexAccelerator/RuntimeDB.pm
/usr/share/otrs/Kernel/System/Ticket/IndexAccelerator/StaticDB.pm
/usr/share/otrs/Kernel/System/Ticket/Number/
/usr/share/otrs/Kernel/System/Ticket/Number/AutoIncrement.pm
/usr/share/otrs/Kernel/System/Ticket/Number/Date.pm
/usr/share/otrs/Kernel/System/Ticket/Number/DateChecksum.pm
/usr/share/otrs/Kernel/System/Ticket/NumberBase.pm
/usr/share/otrs/Kernel/System/Ticket/Permission/
/usr/share/otrs/Kernel/System/Ticket/Permission/CreatorCheck.pm
/usr/share/otrs/Kernel/System/Ticket/Permission/GroupCheck.pm
/usr/share/otrs/Kernel/System/Ticket/Permission/InvolvedCheck.pm
/usr/share/otrs/Kernel/System/Ticket/Permission/OwnerCheck.pm
/usr/share/otrs/Kernel/System/Ticket/Permission/ResponsibleCheck.pm
/usr/share/otrs/Kernel/System/Ticket/Permission/WatcherCheck.pm
/usr/share/otrs/Kernel/System/Ticket/TicketACL.pm
/usr/share/otrs/Kernel/System/Ticket/TicketSearch.pm