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Cyber Threat
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Ransomware victim Public Sector

Provincial Department of Health Services Sri Lanka

Listed by Kryptos on · organisation based in Sri Lanka

healthdept.nw.gov.lk

Disclosed
Nov 6, 2025
Leak-site listing date
Threat group
Kryptos
5 victims listed
Country
Sri Lanka
#75 most targeted
Sector
Public Sector

ThreatAI analysis

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

About the Kryptos group

Kryptos is a small ransomware group first observed in October 2025, conducting simultaneous attacks across North America and Oceania on its debut day with a focus on professional, technical, and legal service sectors, with only 3 known documented victims. Kryptos has listed 5 victims since October 2025.

Incident analysis

Provincial Department of Health Services Sri Lanka was listed by Kryptos ransomware, a group with 5 victims recorded in this database. The listing appeared on the group's leak site on November 6, 2025.

Provincial Department of Health Services Sri Lanka is based in Sri Lanka and operates in the Public Sector sector. Sri Lanka ranks #75 worldwide for ransomware disclosures, with 16 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.

Kryptos 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files are encrypted, so the victim faces two demands at once — pay to restore access, and pay to keep stolen data unpublished.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 Provincial Department of Health Services Sri Lanka attacked by ransomware?

Yes. Provincial Department of Health Services Sri Lanka was listed as a victim of the Kryptos ransomware group on November 6, 2025. The organisation is based in Sri Lanka and operates in the Public Sector sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked Provincial Department of Health Services Sri Lanka?

Provincial Department of Health Services Sri Lanka was attacked by Kryptos ransomware. Kryptos is one of the most active ransomware groups, having claimed 5 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Provincial Department of Health Services Sri Lanka ransomware attack occur?

The ransomware attack on Provincial Department of Health Services Sri Lanka was disclosed on November 6, 2025. 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 Provincial Department of Health Services Sri Lanka ransomware attack?

The specific data stolen from Provincial Department of Health Services Sri Lanka 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 Public Sector organisation, Provincial Department of Health Services Sri Lanka likely held sensitive business data, client information, and operational records.

How can organisations protect against Kryptos attacks?

To defend against Kryptos 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.