Looks like we have several files with trojans etc. being uploaded. I don't know if this is expected or not.
See some examples here: http://lists.wikimedia.org/pipermail/xmldatadumps-l/2012-July/000567.html (currently being deleted, see some dates on https://fj.wiktionary.org/wiki/Special:Log/Erafosu ).
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Severity: enhancement