HackingHealthcareTechnologyTransportationStolen CredentialsCapture Stored DataSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

AMGEN INC.

bd_fcf5060bdd75ba86 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 29, 2023

Filed

Sep 25, 2024

To disclose

52 weeks

Affected

3state residents only

Linked

4 filings

Confidence

66%

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

Amgen Inc. reported a supplemental data security incident involving its third-party service provider, Sirva, Inc. Sirva systems were accessed by unknown actors between August 16 and October 17, 2023, resulting in the copying of files containing personal information of Amgen employees and clients. Sirva detected suspicious activity on September 29, 2023. The incident affects 3 New Hampshire residents. Amgen engaged forensic review, notified law enforcement, and provided identity monitoring services via Kroll to affected individuals.

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Leak gap clock✗ Leak >180d52 weeks discovery → filing

Incident timeline

undetected · 44 days

discovery → filing · 52 weeks / 362 days

Aug 16, 2023

Begins

Sep 29, 2023

Discovered

Sep 25, 2024

Filed

vs. sector median

+39 wks slower

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

A leak claim by lockbit_3 about this victim predates this filing by 356 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Massachusetts State AGbd_42f0727fed04a8022024-09-25Verified
California State AGbd_7ed9e3ab9ae795bb2024-09-25Verified
Indiana State AGbd_8dc1b2716cb164fd2024-09-25Verified

Name: AMGEN INC.
norm: amgen

Name: AMGEN INC.
norm: amgen
Industry: HealthcarellmTechnologyllm

Discovered: Sep 29, 2023
Breach occurred: Aug 16, 2023 – Oct 17, 2023
Undetected for: 44 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 25, 2024
Affected individuals: 3state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified state Attorneys GeneralNotified global data protection authorities
Third party: via Sirva, Inc.
Initial access: external_remote_services

During the incident: Commenced an investigation
Worked with Sirva to better understand the nature and scope of the incident
Assessed and secured the Sirva network
Conducted ongoing review of the relevant involved data
Provided notification to law enforcement and regulators
Provided notice to affected individuals
Secured the services of Kroll to provide identity monitoring
Changes made: Sirva implemented additional measures and safeguards to enhance the security of its network
Evaluated Sirva's policies
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 52 weeks(362 days from discovery to filing)
Compliance flags: Leak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Massachusetts State AGSep 25 · first

California State AGSep 25 · first

Indiana State AGSep 25 · first

New Hampshire 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://mm.nh.gov/files/uploads/doj/remote-docs/amgen-sirva-20240925.pdf
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: e68d8f3cb361689f58b0b50c32252a32a440ae0c39653fe3c2aaf7c34aa515c0

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityAMGEN INC.

Victim entityAMGEN INC.

Incidentdiscovered Sep 29, 2023

Stated responseCommenced an investigation

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov