FEDERALItem 8.01 · voluntaryMalwareHealthcareHealthcareRansomwareData ExfiltratedLowActive

Enzo Biochem Inc.

bd_edda5ca381c7e9ad · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 6, 2023

Filed

Apr 13, 2023

To disclose

7 days

Affected

Not disclosed

Linked

2 records

Confidence

64%

Full breach record for Enzo Biochem Inc. →3 incidents on file

Enzo Biochem, Inc. reported a ransomware attack on April 6, 2023, impacting IT systems. On April 11, 2023, the company discovered that certain data was extracted. The company disconnected systems, engaged third-party experts, and activated its disaster recovery plan. The investigation is ongoing. No specific count of affected individuals or detailed data types were disclosed, though the company serves patients and partners.

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Incident timeline

discovery → filing · 7 days

Apr 6, 2023

Begins

Apr 6, 2023

Discovered

Apr 13, 2023

Filed

vs. sector median

8 wks faster

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

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_9c8342db53c885242023-06-15 · +63dCandidate

Name: Enzo Biochem Inc.
norm: enzo biochem
SEC CIK: 0000316253
Domain: enzo.com

Name: Enzo Biochem Inc.
norm: enzo biochem
SEC CIK: 0000316253
Domain: enzo.com
Industry: Healthcarellm

Discovered: Apr 6, 2023
Breach occurred: Apr 6, 2023
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: —
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: External

During the incident: Deployed containment measures, including disconnecting its systems from the internet
Launched an investigation with assistance from third-party cybersecurity experts
Activated its disaster recovery plan
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 days(7 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Evidence ladder

Leak-site claim

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 statementThis record

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

Source URL: https://www.sec.gov/Archives/edgar/data/316253/000121390023029594/
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Apr 13, 2023
Raw hash: ff8f507658fe5fc71d92bfb4a2bdad8235ae2f6e7b9b49f28bfbec570a67d045

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Linked disclosures

Ransomware claims (1)

Reporting entityEnzo Biochem Inc.

Victim entityEnzo Biochem Inc.

Incidentdiscovered Apr 6, 2023

Stated responseDeployed containment measures, including disconnecting its systems from the internet

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.sec.gov

Source filing