Ukraine
UKR
Kyivstar cyberattack causes loss of mobile service
On December 12, 2023, Kyivstar suffered a major cyberattack that temporarily cut mobile and internet services across Ukraine. The incident destroyed thousands of virtual servers and PCs and disrupted dependent services including air raid sirens, some banking services, ATMs, and point-of-sale terminals.
88
Estimated severity
88 / 100
95
Source reliability
95 / 100
Approximate Date
12/12/2023
Targeted Company
KYIVSTAR
Targeted Company Supply Chain Impact
Distribution & Fulfillment
Procurement & Sourcing
Production & Manufacturing
Sales (Retail & Ecommerce)
Warehousing
Service Delivery
Unrecognized Impact
Supply Chain Relations
No information
Geographic Impact
Country Targeted Company
Other Affected Countries
No other affected countries reported
Target country
Ukraine
Affected countries
Ukraine
Impacted regions
Europe · Ukraine
Operational Impact
Duration
No information
Financial impact (USD M)
No information
Impact types
Service unavailabilityOperational disruptionDownstream customer disruption
Affected sectors
Telecommunications
Affected departments
Information TechnologyCustomer Service
Attack Profile
Attack types
WiperData destructionMalwareUnauthorized access
Attributed threat actors
SOLNTSEPEK
Sources
Incident Sources
veon.comhttps://www.veon.com/newsroom/press-releases/kyivstar-provides-update-on-cyber-attack-recoverytherecord.mediahttps://therecord.media/russians-infiltrated-kyivstar-months-beforeresearch.checkpoint.comhttps://research.checkpoint.com/2023/18th-december-threat-intelligence-reporten.wikipedia.orghttps://en.wikipedia.org/wiki/2023_Kyivstar_cyberattack