HackingHealthcareHealthcareStolen CredentialsSupply Chain (3P Vendor)Data ExfiltratedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)EmploymentMediumContained

AMGEN INC.

bd_7ed9e3ab9ae795bb · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 10, 2024

Filed

Sep 25, 2024

To disclose

24 weeks

Affected

Not disclosed

Linked

4 filings

Confidence

64%

Full breach record for AMGEN INC. →8 incidents on file

Amgen Inc. notified individuals that their personal information may have been accessed due to a data security incident at its service provider, Sirva Relocation, LLC. Unknown actors accessed Sirva systems between August 16, 2023, and October 17, 2023, copying files containing employee data including names, SSNs, financial accounts, and health information. Sirva detected the activity on September 29, 2023. Amgen engaged in an investigation, secured the network, and offered identity monitoring services via Kroll.

J jump to incidentP pin to compareR raw source

California clockDiscovered Apr 10, 2024 → Notified Sep 25, 2024168d ✗ CA 60-day late24 weeks discovery → filing

Incident timeline

undetected · 238 days

discovery → filing · 24 weeks / 168 days

Aug 16, 2023

Begins

Apr 10, 2024

Discovered

Sep 25, 2024

Filed

vs. sector median

+15 wks slower

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Massachusetts State AGbd_42f0727fed04a8022024-09-25Verified
Indiana State AGbd_8dc1b2716cb164fd2024-09-25Verified
New Hampshire State AGbd_fcf5060bdd75ba862024-09-25Candidate

Name: AMGEN INC.
norm: amgen

Name: AMGEN INC.
norm: amgen
Industry: Healthcarellm

Discovered: Apr 10, 2024
Breach occurred: Aug 16, 2023 – Oct 17, 2023
Undetected for: 238 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 25, 2024
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)Employment
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notification to law enforcement and regulatorsProviding notification of this incident to global data protection authorities and applicable U.S. state regulators, including state Attorneys General
Third party: via Sirva Relocation, LLC
Initial access: trusted_relationship

During the incident: Commenced an investigation and worked with Sirva to better understand the nature and scope of the incident
Steps to assess and secure the Sirva network
Ongoing review of the relevant involved data
Notification to law enforcement and regulators
Providing notification of this incident to global data protection authorities and applicable U.S. state regulators
Changes made: Worked with Sirva to evaluate their policies
Sirva has implemented additional measures and safeguards to enhance the security of its network
Secured the services of Kroll to provide identity monitoring at no cost
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 24 weeks(168 days from discovery to filing)
Compliance flags: CA 60-day late · 168d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Apr 10, 2024
→ Notified: Sep 25, 2024
168d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Apr 10, 2024 → Notified: Sep 25, 2024	168d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Massachusetts State AGSep 25 · first

Indiana State AGSep 25 · first

New Hampshire State AGSep 25 · first

California State AGSep 25 · first · this page

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 filingThis record

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

SEC 8-K / victim statement

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

Source URL: https://oag.ca.gov/ecrime/databreach/reports/sb24-592382
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 25, 2024
Raw hash: d999064a949572a782fe974193f40caf9ec9dd951b6faa08e57aa9b77a928d80

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityAMGEN INC.

Victim entityAMGEN INC.

Incidentdiscovered Apr 10, 2024

Stated responseCommenced an investigation and worked with Sirva to better understand the nature and scope of the incident

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov