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Cyber Threat
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Ransomware victim Government & Defense

Castilla La Mancha

Listed by Panzer on · organisation based in Spain

castillalamancha.es

Disclosed
Aug 17, 2026
Leak-site listing date
Threat group
Panzer
58 victims listed
Country
Spain
#9 most targeted
Sector
Government & Defense

ThreatAI analysis

Compiled from this incident record and the threat intelligence profile for Panzer. Figures and technique mappings are quoted from the source data, not inferred.

Panzer listed Castilla La Mancha on its dark web leak site on 17 August 2026 - the Government of Castilla-La Mancha provides services related to public administration, economy, education, health, and social services aiming at residents, businesses, and individuals seeking assistance.

About Castilla La Mancha

The Government of Castilla-La Mancha provides a wide range of services and information related to public administration, economy, education, health, and social services. It aims to support various sectors including agriculture, tourism, and employment, while also addressing issues like sustainability and equality. The intended clients include residents of Castilla-La Mancha, businesses, and individuals seeking assistance in various life situations. The government also promotes transparency and participation through its digital platforms.

Source record: ransomware.live

About the Panzer group

Panzer has listed 39 victims since August 2026.

Vulnerabilities Panzer is recorded exploiting

4 of these 4 are in the CISA Known Exploited Vulnerabilities catalog, 4 of them recorded by CISA as used in ransomware campaigns. CVEs attributed to Panzer across its reported activity. There is no indication that any of these was involved in the Castilla La Mancha incident — the source data does not record an entry point.

Incident analysis

Castilla La Mancha was listed by Panzer ransomware, a group with 58 victims recorded in this database. The listing appeared on the group's leak site on August 17, 2026.

Castilla La Mancha is based in Spain and operates in the Government & Defense sector. Spain ranks #9 worldwide for ransomware disclosures, with 480 victims in this database.

Sector context. Organisations in this sector hold valuable data and operational systems that ransomware groups seek to exploit for financial gain through encryption and data exfiltration.

Panzer typically follows a double extortion model: data is exfiltrated from the victim's systems before files are encrypted, so the victim faces two demands at once — pay to restore access, and pay to keep stolen data unpublished. The leak site, where this listing appeared, is the lever for the second demand.

Source. Public leak-site disclosures aggregated via the ransomware.live API. The disclosure date is when the listing was published, which can differ from the date of compromise. This site does not publish or link to stolen data. Last updated .

Frequently asked questions

Was Castilla La Mancha attacked by ransomware?

Yes. Castilla La Mancha was listed as a victim of the Panzer ransomware group on August 17, 2026. The organisation is based in Spain and operates in the Government & Defense sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked Castilla La Mancha?

Castilla La Mancha was attacked by Panzer ransomware. Panzer is one of the most active ransomware groups, having claimed 58 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Castilla La Mancha ransomware attack occur?

The ransomware attack on Castilla La Mancha was disclosed on August 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 Castilla La Mancha ransomware attack?

The specific data stolen from Castilla La Mancha 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 Government & Defense organisation, Castilla La Mancha likely held sensitive business data, client information, and operational records.

How can organisations protect against Panzer attacks?

To defend against Panzer 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.