DisclosureLens
GLOBALUnknownRansomwareBlacknevasLow

Paramount Health Services & Insurance TPA Pvt. Ltd

bd_a7ea13dba5ae01b3 · schema v1 · pii pii-v1

Severity

Low

Discovered

Filed

Nov 19, 2025

To disclose

Affected

Not disclosed

Linked

2 filings

Confidence

60%
Full breach record for Paramount Health Services & Insurance TPA Pvt. Ltd

Press / market disclosure — not a breach-notification filing

A media or market posting that confirms an incident but carries no breach-notification fields, so compliance clocks aren't assessable. The summary below is extracted from the coverage — verify against the source.

Medi Assist says subsidiary Paramount TPA faced cyber incident; systems restored - CNBC TV18. Paramount Health Services & Insurance TPA Private Ltd: Medi Assist Healthcare Services Ltd reported that a subsidiary, Paramount Health Services & Insurance TPA Private Ltd, suffered a security breach affecting some of its systems and services. The incident was limited to Paramount TPA's infrastructure and had no impact on Medi Assist or its other subsidiaries. (via eCrime.ch). Linked ransomware group: blacknevas.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Nov 19, 2025

Press report

Corroborated · see linked filings

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

Attack → press

Compliance clock

Not assessable

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

Linked disclosures

Why this link?

Ransomware claims (1)

Evidence ladder

Leak-site claim

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

Press / market reportThis record

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

  • incident type + narrative only (may be machine-translated)
  • discovery date
  • materiality
  • affected count
  • 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.

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