DisclosureLens
GLOBALMalwareHealthcareHealthcareRansomwareBlacknevasRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Paramount Health Services & Insurance TPA Pvt. Ltd

bd_f2d474c9fdc7e7a1 · schema v1 · pii pii-v1

Severity

High

Discovered

Filed

Nov 20, 2025

To disclose

Affected

Not disclosed

Linked

2 filings

Confidence

50%
Full breach record for Paramount Health Services & Insurance TPA Pvt. Ltd

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Blacknevas on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Group activity: HealthcareDiscovered: 2026-04-30

Source: Ransomware.live

Post text · scraped from the leak site

listing fileshttps://gofile.io/d/d34YJQThe website paramounttpa.com belongs to Paramount Health Services & Insurance TPA Pvt. Ltd., a health insurance third-party administrator (TPA) in India. It provides services such as cashless hospitalization claims, reimbursement claims, and ePHR (electronic Personal Health Records) for policyholders. The company, established in 1996, is licensed by IRDAI and offers digital claim intimation

Incident timeline — mostly unverified

? — ?

Breach window unknown

Nov 20, 2025

Claim posted

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings

View merged incident ↗
PressNov 19 · first
Leak Site+1d · this page

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2023-04-24

blacknevas

According to ransomware.live, BlackNevas is a ransomware group first observed in November 2024, believed to be derived from the Trigona ransomware family, targeting telecommunications, manufacturing, medical, and legal industries primarily in Asia-Pacific, the UK, Italy, and Lithuania using double-extortion with a dual AES/RSA encryption scheme.

48 tracked hereFull profile →