HackingProfessional ServicesHealthcareProfessional ServicesVulnerability ExploitCapture Stored DataZero-DayData ExfiltratedSupply Chain (3P Vendor)Customer Data InvolvedDownstream VictimsPIIIdentity (basic)Government IDCriticalContained

CHSPSC, LLC

bd_2bde52fe641f21a1 · schema v1 · pii pii-v1

Severity

Critical

Discovered

Feb 2, 2023

Filed

Apr 21, 2023

To disclose

11 weeks

Affected · nationwide

1,173,555109 in this filing

Linked

13 filings

Confidence

65%

Full breach record for CHSPSC, LLC →5 incidents on file

CHSPSC, LLC filed a supplemental notice regarding the Fortra GoAnywhere file transfer service breach. The incident occurred Jan 28-30, 2023, exploiting a previously unknown vulnerability. CHSPSC discovered the impact on Feb 2, 2023. 1,173,555 individuals affected, including 109 NH residents. Data types include PII and government IDs. Remediation included patching, rebuilding platform, and offering credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 5 days

discovery → filing · 11 weeks / 78 days

Jan 28, 2023

Begins

Feb 2, 2023

Discovered

Apr 21, 2023

Filed

vs. sector median

8 wks faster

This filing is one of 13 filings about the same incident.View merged incident

Part of FORTRA, LLC supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Oregon State AGbd_05ff925166a4537f2023-04-17 · +4dVerified
California State AGbd_bf411ffed68cd2ce2023-04-17 · +4dVerified
Maine State AGbd_fefafc85063dc9bb2023-04-17 · +4dVerified
South Carolina State AGbd_48a8fadad96197102023-03-13 · +39dVerified by operator

Show 6 more filings ↓up to 45d gap

New Hampshire State AGbd_9d2239f17a10feb92023-03-10 · +42dVerified by operator
Montana State AGbd_8d82685405a418fc2023-03-08 · +44dVerified
Maine State AGbd_e8298cc5c3b2011e2023-03-08 · +44dVerified
California State AGbd_0d9ab92e55f3d8a02023-03-07 · +45dCandidate
Oregon State AGbd_2b73da2633a307ff2023-03-07 · +45dVerified
Washington State AGbd_ee40a8445255d0632023-03-07 · +45dVerified

Showing first 10 of 12 linked disclosures.

Name: CHSPSC, LLC
norm: chspsc

Name: CHSPSC, LLC
norm: chspsc
Industry: Professional ServicesllmHealthcarellm

Discovered: Feb 2, 2023
Breach occurred: Jan 28, 2023 – Jan 30, 2023
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 24, 2023
Affected individuals: 1,173,555state + nationwide
Data types: PIIIdentity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified FBINotified CISA
Third party: via Fortra, LLC
Initial access: exploit_public_facing

During the incident: Contacted law enforcement, including the Federal Bureau of Investigation ("FBI") and the Cybersecurity and Infrastructure Security Agency ("CISA")
Supported law enforcement's investigation
Commenced the notification process and began mailing notices to affected individuals
Offered 24 months of complimentary ID restoration and credit monitoring services through Experian
Changes made: Deleted the unauthorized party's accounts
Rebuilt the secure file transfer platform with system limitations and restrictions
Produced a patch for the software
Implemented additional security measures to harden the security of CHSPSC's use of the GoAnywhere platform
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(78 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 7 states

View merged incident ↗

California State AGMar 7 · first

Oregon State AGMar 7 · first

Washington State AGMar 7 · first

Montana State AG+1d

Maine State AG+1d

New Hampshire State AG+3d

South Carolina State AG+6d

Oregon State AG+41d

California State AG+41d

Maine State AG+41d

New Hampshire State AG+45d · this page

Pattern: first filing Mar 7 (CA), last Apr 21 (NH) — a 45-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 12 — the full spread may be wider.

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/chspsc-20230421.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 21, 2023
Raw hash: 2cbe3b7c4c842c58103ec441d02eae654e24f6ff2e8c3bc77f3a76dcfeec7aee

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityCHSPSC, LLC

Victim entityCHSPSC, LLC

Incidentdiscovered Feb 2, 2023

Stated responseContacted law enforcement, including the Federal Bureau of Investigation ("FBI") and the Cybersecurity and Infrastructure Security Agency ("CISA")

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov