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Russian hackers wiped thousands of systems in KyivStar attack

ID: 6e995557-6593-5cad-bace-1fcab01b8a8d

STIX ID: report--6e995557-6593-5cad-bace-1fcab01b8a8d

Feed Name: Bleeping Computer

Threat Score
90/100

Date Published: 2024-01-04

Date Updated: 2026-04-20

Author: Sergiu Gatlan

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A December cyberattack attributed to Russian military-linked hackers (Sandworm / Solntsepek) wiped thousands of Kyivstar systems—claiming destruction of ~10,000 computers, >4,000 servers, cloud storage and backups—disrupting mobile and home internet service for millions; attackers reportedly had network access since May 2023 and used destructive wiping tools to impede recovery.

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