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Police arrest alleged 16-year-old leader of KillSec ransomware group

An international law enforcement operation has arrested a 16-year-old suspected of leading the KillSec ransomware gang, seized its leak site and servers, and detained two other alleged members. Authorities conducted raids across Spain, the UK, Greece, and Romania, while Europol, Eurojust, and cybersecurity firms assisted the investigation. KillSec is accused of launching nearly 1,000 extortion attacks since 2024, primarily targeting organizations by exploiting cloud vulnerabilities and threatening to leak stolen data.

Why it mattersDisrupting KillSec removes a prolific ransomware threat and demonstrates increased international cooperation against cybercrime. The arrest of a teenage leader highlights the growing involvement of minors in major cyberattacks.

Sources covering this

SecurityWeekHeadline onlyPolice Shut Down KillSec Ransomware, Identify Alleged Teen Leader2:17 PM →BleepingComputerPolice dismantle KillSec ransomware gang allegedly led by 16-year-old2:25 PM →The RecordPolice disrupt KillSec ransomware, arrest suspected teenage leader3:55 PM →The Hacker NewsPolice Arrest 16-Year-Old Suspected of Running KillSec, Seize Ransomware Leak Site and Servers4:55 PM →CyberScoopAuthorities seize KillSec extortion group infrastructure, arrest 3 alleged members7:44 PM →Dark ReadingHeadline onlyAlleged KillSec Ransomware Mastermind a 16-Year-Old9:37 PM →

How it unfolded

  • SecurityWeek Police Shut Down KillSec Ransomware, Identify Alleged Teen Leader
  • BleepingComputer Police dismantle KillSec ransomware gang allegedly led by 16-year-old
  • The Record Police disrupt KillSec ransomware, arrest suspected teenage leader
  • The Hacker News Police Arrest 16-Year-Old Suspected of Running KillSec, Seize Ransomware Leak Site and Servers
  • CyberScoop Authorities seize KillSec extortion group infrastructure, arrest 3 alleged members
  • Dark Reading Alleged KillSec Ransomware Mastermind a 16-Year-Old
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