HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedIdentity (basic)PHIHealth (basic)Government IDMediumContained

USACS Management Group, Ltd.

bd_1b6305722a9ae92a · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 9, 2018

Filed

May 8, 2018

To disclose

9 weeks

Affected

Not disclosed

Linked

5 filings

Confidence

64%

Full breach record for USACS Management Group, Ltd. →

USACS Management Group, Ltd. disclosed that an unauthorized third party may have accessed an employee's email account on March 9, 2018. The compromised email may have contained patient information including names, addresses, dates of service, account numbers, medical and health insurance information, diagnostic and treatment information, and Social Security numbers. USACS engaged a forensic firm and offered one year of identity monitoring services to affected individuals.

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California clockDiscovered Mar 9, 2018 → Notified May 8, 201860d ✓ CA 60-day OK9 weeks discovery → filing

Incident timeline

discovery → filing · 9 weeks / 60 days

Mar 9, 2018

Begins

Mar 9, 2018

Discovered

May 8, 2018

Filed

vs. sector median

2 wks faster

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

HHS OCRbd_28f5dd93d1928bcd2018-05-08Verified
Massachusetts State AGbd_b2e461e9e175b9a12018-05-08Verified
Montana State AGbd_ec23e2aaf77d1b4c2018-05-08Verified
New Hampshire State AGbd_54fadeb42e9abe2e2018-05-16 · +8dVerified

Name: USACS Management Group, Ltd.
norm: usacs management

Name: USACS Management Group, Ltd.
norm: usacs management
Industry: Healthcarellm

Discovered: Mar 9, 2018
Breach occurred: Mar 9, 2018
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 8, 2018
Affected individuals: Not disclosed
Data types: Identity (basic)PHIHealth (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External

During the incident: Began an investigation
Hiring a leading outside computer forensic firm to assist
Offering complimentary one-year membership of Experian's IdentityWorksSM
Changes made: Continue to enhance our security measures relating to protection of patient information
Conduct regular security training with our workforce
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(60 days from discovery to filing)
Compliance flags: CA 60-day OK · 60d
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: Mar 9, 2018
→ Notified: May 8, 2018
60d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Mar 9, 2018 → Notified: May 8, 2018	60d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

HHS OCRMay 8 · first

Massachusetts State AGMay 8 · first

Montana State AGMay 8 · first

California State AGMay 8 · first · this page

New Hampshire State AG+8d

Pattern: first filing May 8 (OH), last May 16 (NH) — a 8-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://oag.ca.gov/ecrime/databreach/reports/sb24-135980
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 8, 2018
Raw hash: 11c79279cff3e13d69849f65ef9217e09e180d4333dc1b91fddc5760f78a373c

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityUSACS Management Group, Ltd.

Victim entityUSACS Management Group, Ltd.

Incidentdiscovered Mar 9, 2018

Stated responseBegan an investigation

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov