HackingFinancial ServicesFinanceVulnerability ExploitSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Teachers' Retirement System of the City of New York

bd_96f1aacb96ef4caa · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 6, 2023

Filed

Jul 24, 2023

To disclose

7 weeks

Affected

Not disclosed

Linked

7 filings

Confidence

64%

Full breach record for Teachers' Retirement System of the City of New York →

Teachers’ Retirement System of the City of New York (TRS NYC) notified the NH AG of a data breach involving third-party vendor PBI Research Services. An unauthorized party exploited a vulnerability in PBI's MOVEit Transfer software on May 29-30, 2023, downloading data of TRS payees. PBI notified TRS on June 6, 2023. Affected data included names, SSNs, and benefit info. TRS and PBI are offering credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 8 days

discovery → filing · 7 weeks / 48 days

May 29, 2023

Begins

Jun 6, 2023

Discovered

Jul 24, 2023

Filed

vs. sector median

2 wks faster

This filing is one of 7 about the same incident.View merged incident

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

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

Maine State AGbd_794f98c2009ad2ec2023-07-24Candidate
Montana State AGbd_e208ddf0477671682023-07-24Verified
California State AGbd_fe91f5d522ee54072023-07-24Verified
Massachusetts State AGbd_89d23354c437ac512023-07-25 · +1dVerified

Show 2 more filings ↓up to 6d gap

Indiana State AGbd_9de5c3d458ee4cdd2023-07-18 · +6dVerified
Vermont State AGbd_b129a13df14ad5f02023-07-18 · +6dVerified

Name: Teachers' Retirement System of the City of New York
norm: teachers retirement system of the city of new york

Name: Teachers' Retirement System of the City of New York
norm: teachers retirement system of the city of new york
Industry: Financial Servicesllm

Discovered: Jun 6, 2023
Breach occurred: May 29, 2023 – May 30, 2023
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 18, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General Consumer Protection Bureau
Third party: via PBI Research Services
Initial access: exploit_public_facing

During the incident: PBI reported the matter to federal law enforcement
PBI resolved the vulnerability
PBI enhanced its information security measures
TRS is reviewing additional safeguards for its website
TRS is monitoring for suspicious activity
PBI agreed to offer free credit monitoring and identity restoration services through Kroll
Changes made: PBI resolved the vulnerability in MOVEit Transfer software
PBI enhanced its information security measures
TRS is reviewing additional safeguards for its website
TRS is monitoring for suspicious activity
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(48 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Indiana State AGJul 18 · first

Vermont State AGJul 18 · first

Maine State AG+6d

Montana State AG+6d

California State AG+6d

New Hampshire State AG+6d · this page

Massachusetts State AG+7d

Pattern: first filing Jul 18 (IN), last Jul 25 (MA) — 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/teachers-retirement-system-city-new-york-20230724.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 24, 2023
Raw hash: 198ca3a44b2ba4a6eea5360f647bc03959dd3e042d35884c94676671a1f54dd8

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityTeachers' Retirement System of the City of New York

Victim entityTeachers' Retirement System of the City of New York

Incidentdiscovered Jun 6, 2023

Stated responsePBI reported the matter to federal law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov