MalwareHealthcareHealthcareRansomwareData ExfiltratedData EncryptedRansom DemandedGovernment IDIdentity (basic)MediumContained

AMPHASTAR PHARMACEUTICALS, INC.

bd_e05f6f103c7421ea · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 24, 2020

Filed

Aug 28, 2020

To disclose

5 weeks

Affected

5state residents only

Linked

6 filings

Confidence

66%

Full breach record for AMPHASTAR PHARMACEUTICALS, INC. →

Amphastar Pharmaceuticals notified NH AG of a data breach affecting 5 NH residents. Unauthorized data posting occurred July 21, 2020, discovered July 24. Incident linked to May 2, 2020 ransomware attack. Exposed data: names and SSNs. No ransom paid. Remediation: credit monitoring provided.

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Incident timeline

undetected · 3 days

discovery → filing · 5 weeks / 35 days

Jul 21, 2020

Begins

Jul 24, 2020

Discovered

Aug 28, 2020

Filed

vs. sector median

7 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_5654d1eb160e58902020-08-28Candidate
Indiana State AGbd_812277cc90f491992020-08-28Verified
California State AGbd_957593d2996495b82020-08-28Verified
Massachusetts State AGbd_db02337c0ddf020c2020-09-02 · +5dVerified

Show 1 more filing ↓up to 7d gap

New Hampshire State AGbd_27570794a1d6ad652020-09-04 · +7dCandidate

Name: AMPHASTAR PHARMACEUTICALS, INC.
norm: amphastar pharmaceuticals
Domain: amphastar.com

Name: AMPHASTAR PHARMACEUTICALS, INC.
norm: amphastar pharmaceuticals
Domain: amphastar.com
Industry: Healthcarellm

Discovered: Jul 24, 2020
Breach occurred: Jul 21, 2020
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 28, 2020
Affected individuals: 5state-resident count only
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial

During the incident: Immediately conducted an investigation
Engaged a leading specialist routinely retained to assess and mitigate cybersecurity incidents
Removed the threat actor
Used backups to restore business continuity
Offering two years of credit monitoring services for all three credit bureaus to the affected individuals
Changes made: Used backups to restore business continuity
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(35 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 5 states

View merged incident ↗

Montana State AGAug 28 · first

Indiana State AGAug 28 · first

California State AGAug 28 · first

New Hampshire State AGAug 28 · first · this page

Massachusetts State AG+5d

New Hampshire State AG+7d

Pattern: first filing Aug 28 (MT), last Sep 4 (NH) — a 7-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/amphastar-pharmaceuticals-20200828.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 28, 2020
Raw hash: 9bab0c3f96e9fdb23958f1630942eaafdf6a3ae93137368c4514f2fa1167cdf8

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityAMPHASTAR PHARMACEUTICALS, INC.

Victim entityAMPHASTAR PHARMACEUTICALS, INC.

Incidentdiscovered Jul 24, 2020

Stated responseImmediately conducted an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov