Argentina's official immigration service, the Dirección Nacional de Migraciones, was attacked by ransomware, namely the Netwalker, which temporarily stopped crossing the country's borders. As you know, ransomware attacks against cities and local services are now commonplace.
According to a complaint published by Argentina's cybercrime agency, Unidad Fiscal Especializada en Ciberdelincuencia, the government learned of the ransomware attack after receiving numerous technical support calls from points control at 7 p.m. around August 27th.

"The Directorate of Technology and Communications under the General Directorate of Information Systems and Technologies of this Organization received many calls from various checkpoints requesting technical assistance. "
"It simply came to our notice then condition, then assessed the infrastructure of the "Central Data Center and Servers Distributed", noting the activity of a virus that had affected the systems based on MS Windows files (ADAD SYSVOL and SYSTEM CENTER DPM) and Microsoft Office files (Word, Excel, etc.) that are in the public and personal files of the employees, ”said the immigration service. To prevent ransomware infection on other devices, the networks used by immigration offices and checkpoints were shut down.
According to the news site Infobae, this led to a temporary suspension of the border for four hours. "The Integrated Immigration System (SICaM) has been affected, which has logically caused delays in entering and leaving the country," said the National Directorate of Immigration (DNM).
Government sources told Infobae that "they will not negotiate with the hackers and are not particularly interested in the return of these hackers. data".