The 8base ransomware group listed SINTTEL on its data leak site on 2023-06-11. Country: BR Sector: Professional Services Domains named: sinttelmg.org.br, history.https Claim as published on the leak site: The SINTTEL trade union was worked out by us, as it has a percentage of unions that still remains above the average in Brazil, taking into account several professional categories. Proof of your authority among the workers. After all, they are the ones who produce SINTTEL and keep its history.https://sinttelmg.org.br/