DisclosureLens
GLOBALMalwareTechnologyManufacturingRansomwareHandalaRansom DemandedActor NamedMedium

STRYKER CORPORATION

bd_751e0ea8a9c0d90f · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Mar 16, 2026

To disclose

—

Affected

Not disclosed

Linked

4 filings

Confidence

50%
Full breach record for STRYKER CORPORATION →6 incidents on file

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Handala 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: TechnologyDiscovered: 2026-03-16
View aggregator listing on ransomware.liveView merged incident timeline

Source: Ransomware.live

Post text · scraped from the leak site

Today, for the first time, we proudly release the documentation of a unique cyber operation, an operation that will etch the name Handala Hack into the minds of all players in the global cybersecurity arena. In a swift and calculated attack, we succeeded in penetrating the deepest layers of the network belonging to the medical...

Incident timeline — mostly unverified

? — ?

Breach window unknown

Mar 16, 2026

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 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (2) · sorted by filing gap

Filing propagation · 3 filings

View merged incident ↗
SEC 8-KMar 11 · first
Leak Site+5d · this page
SEC 8-K+29d

Pattern: first filing Mar 11, last Apr 9 — a 29-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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 2024-04-05

handala

According to ransomware.live, Not a Ransomware Group

175 victims claimed globally175 tracked hereFull profile →