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Ransomware Victim Technology

eurOptimum

Ransomware attack by Play Β· Disclosed June 17, 2026 Β· πŸ‡©πŸ‡ͺ Germany

www.europtimum.com

Date Disclosed
Jun 17, 2026
2026
Threat Group
Play
914 total victims
Country
πŸ‡©πŸ‡ͺ Germany
Industry
Technology

Incident Analysis

eurOptimum was targeted by Play ransomware, one of the most active ransomware groups in our database with 914 confirmed victims globally. The attack was disclosed on June 17, 2026, when eurOptimum appeared on the group's dark web leak site.

eurOptimum is based in Germany , operating in the Technology sector. Germany ranks #3 globally for ransomware attacks, with 761 victims in our database.

Sector context: Technology companies hold intellectual property, customer data, and source code β€” all highly valuable assets. A successful ransomware attack can also put downstream customers at risk through supply chain exposure.

Play typically employs a double extortion model: first exfiltrating sensitive data from the victim's systems, then deploying ransomware to encrypt files. Victims face two simultaneous threats β€” paying to restore access and paying to prevent publication of stolen data. The group's leak site publishes victim names and exfiltrated data as leverage.

Data source: This incident record is sourced from public ransomware group leak site disclosures aggregated via the ransomware.live API. Disclosure date reflects when the victim was published on the leak site, which may differ from the initial date of compromise. This platform does not publish or link to stolen data. Last data update: Jun 24, 2026 00:01 UTC.

Frequently Asked Questions

Was eurOptimum attacked by ransomware?

Yes. eurOptimum was listed as a victim of the Play ransomware group on June 17, 2026. The organisation is based in Germany and operates in the Technology sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked eurOptimum?

eurOptimum was attacked by Play ransomware. Play is one of the most active ransomware groups, having claimed 914 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the eurOptimum ransomware attack occur?

The ransomware attack on eurOptimum was disclosed on June 17, 2026. This date reflects when the victim was published on the threat group's leak site, which may differ from the actual date of initial compromise.

What data was stolen in the eurOptimum ransomware attack?

The specific data stolen from eurOptimum has not been independently verified by this platform. Ransomware groups typically exfiltrate data before encrypting systems and use the threat of publication to pressure victims. As a Technology organisation, eurOptimum likely held source code, intellectual property, and customer data.

How can organisations protect against Play attacks?

To defend against Play and similar threat actors, organisations should: maintain regular offline backups tested for restoration; implement network segmentation to limit lateral movement; deploy multi-factor authentication on all remote access; use endpoint detection and response (EDR) tools; conduct regular phishing and security awareness training; and monitor threat intelligence feeds for indicators of compromise (IOCs) associated with active groups.