In a significant development in the fight against cybercrime, Artem Stryzhak, a 35-year-old Ukrainian national, has pleaded guilty to multiple charges related to a series of ransomware attacks that targeted businesses across the United States and Europe. His actions, which spanned from 2018 to late 2021, have raised serious concerns about the growing threat of cyber extortion. According to the results published in the material, these incidents highlight the urgent need for enhanced cybersecurity measures.
Guilty Plea and Arrest
Stryzhak's guilty plea comes after his arrest in Spain in June 2024, followed by his extradition to the United States in April. He faces a potential sentence of up to 10 years in prison for conspiracy to commit fraud, including extortion.
Utilization of Ransomware
The U.S. attorney for the Eastern District of New York revealed that Stryzhak utilized Nefilim ransomware to compromise high-revenue companies, encrypting their data and demanding financial payments to restore access.
Impact of the Attacks
The impact of these attacks has been substantial, with reports indicating that they have caused millions of dollars in damages.
Co-Conspirator and Sentencing
Authorities are still on the lookout for Stryzhak's co-conspirator, Volodymyr Tymoshchuk, who is currently wanted with an $11 million bounty for information leading to his capture. Stryzhak is scheduled for sentencing on May 6, 2026, where he will face the maximum penalty for his crimes.
In a related development, Do Kwon, the founder of Terraform Labs, was sentenced to 15 years in prison for defrauding investors, highlighting the ongoing issues in the cryptocurrency sector. For more details, see read more.







