HackingHealthcareTechnologyHealthcareStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedPIIIdentity (basic)LowContained

Amagen Inc.

bd_00436f598be66826 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 27, 2021

Filed

Jun 22, 2021

To disclose

26 days

Affected

178state residents only

Confidence

64%

Full breach record for Amagen Inc. →

Amgen Inc. notified Montana AG that its vendor, ZS Associates, experienced a security incident where an unauthorized party compromised a ZS service account. Access occurred between April 21 and May 14, 2021. Files included names, emails, location, age, gender, and insurance type. Amgen retained forensic investigators, disabled the account, and provided credit monitoring.

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Incident timeline

undetected · 36 days

discovery → filing · 26 days

Apr 21, 2021

Begins

May 27, 2021

Discovered

Jun 22, 2021

Filed

vs. sector median

5 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed178 affectedView incident

Name: Amagen Inc.
norm: amagen
Domain: amgen.com

Name: Amagen Inc.
norm: amagen
Domain: amgen.com
Industry: HealthcarellmTechnologyllm

Discovered: May 27, 2021
Breach occurred: Apr 21, 2021 – May 14, 2021
Undetected for: 36 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 22, 2021
Affected individuals: 178state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1195 Supply Chain Compromise
Threat actor: External
Regulator citations: providing the legally required notification of this incident to the applicable State Attorneys General
Third party: via ZS Associates
Initial access: valid_credentials

During the incident: Amgen immediately commenced an investigation to better understand the nature and scope of the incident
Retained a third-party forensic firm to conduct a thorough investigation
ZS identified and disabled the compromised account
Working with law enforcement and outside experts to investigate
Providing the legally required notification of this incident to the applicable State Attorneys General
Providing you with complimentary credit and identity monitoring services
Changes made: Working with ZS to evaluate their policies and additional measures and safeguards to protect against this type of incident in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 days(26 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 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://dojmt.gov/wp-content/uploads/OCP/a-notif-13.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 22, 2021
Raw hash: 938f2b610ba6ad330be3802e4ee11f7103cc6854987c08d4ace9effac7a9577c

Reporting entityAmagen Inc.

Victim entityAmagen Inc.

Incidentdiscovered May 27, 2021

Stated responseAmgen immediately commenced an investigation to better understand the nature and scope of the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov