Secret documents presented a very different picture.
Subsequently, a judicial investigating committee ruled that documents presented as evidence of rapes and other abuse were fabricated.
The agency has already combed the documents presented to date in the suit, which was filed last September.
Documents presented to a judge suggest Mr Tulli and Mr Cipriani helped clear transactions involved in the case.
It lasted nearly four years; 176 witnesses were called, and the documents presented ran to 187 binders.
He said the department had also established a document integrity unit to scrutinize all documents presented by people applying for licenses.
Details of his financial problems emerged in documents presented to Dublin's commercial court last week because he is being sued by Allied Irish Banks (AIB) for €22m (£17.8m).
As with any documents presented as evidence, including police reports and findings from medical examiners, prosecutors must establish a basis for the credibility of the articles in court.
The documents, presented to the Russians in January, were obtained by The New York Times, which published parts of them last week.
Lawyers for Mercedes-Benz, which has already turned over the material, said the volume of documents presented to the government was not large.
In documents presented to the prosecutors, the investigators said Jihad members were responsible for sending letter bombs from Egypt to "news organizations outside the country".
