DisclosureLens
GLOBALMalwareManufacturingManufacturingRansomwareSarcomaRansom DemandedActor NamedMedium

Zierick Manufacturing Corporation

bd_10b966f980696a7e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

Oct 19, 2024

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Zierick Manufacturing Corporation2 incidents on file

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Sarcoma 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: ManufacturingDiscovered: 2024-10-19

Source: Ransomware.live

Post text · scraped from the leak site

Zierick Manufacturing Corporation Since 1919, Zierick Manufacturing Corporation has been providing innovative solutions to the challenges posed by complex interconnection requirements. Today, we believe in an integrated approach to design for manufacture and assembly, working with our customers to determine the ideal product for their application. In this way, we can move more efficiently and economically from design concept to successful assembly. Through this collaborative process our engineers have developed many industry breakthroughs in durability, reliability, and efficiency. The engineers at Zierick have developed: A mounting design which improves PCB-to-terminal retention A harsh environment IDC An economical and reliable way to attach a discrete wire to a PCB A mechanical hold-down that increases mounting integrity Solder-wicking prevention technologies A circuit board parallel stacking system Repeatable and reliable receptacles A board stuffing service for companies without high speed insertion equipment Custom solutions Besides pioneering the above technologies, Zierick also manufactures assembly equipment, interconnection hardware and taped terminals. In addition to our standard Board-to-Board and Wire-to-Board solutions, Zierick has provides custom stamping capability, setting the standard in both design leadership and quality tooling and stamping.Geo: USA - Leak size: 57 GB Archive - Contains: Files, SQL

Incident timeline — mostly unverified

? — ?

Breach window unknown

Oct 19, 2024

Claim posted

No filing yet · watching

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

Claim → filing

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

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.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

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 2024-07-09

sarcoma

According to ransomware.live, Sarcoma is a ransomware group that debuted in October 2024, immediately ranking among the top three most active groups globally and surpassing 116 documented victims by mid-2025, targeting mid-market companies across manufacturing, retail, healthcare, legal, and business services with roughly 50% of victims in the United States.

141 victims claimed globally141 tracked hereFull profile →