HackingFinancial ServicesFinanceStolen CredentialsRansom DemandedRansom PaidData ExfiltratedSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

Major League Baseball Players Benefit Plan

bd_e72714fa9fdc5862 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 13, 2022

Filed

Mar 22, 2022

To disclose

10 weeks

Affected

39state residents only

Linked

6 filings

Confidence

66%

Full breach record for Major League Baseball Players Benefit Plan →

Major League Baseball Players Benefit Plan notified NH AG of a breach at vendor Horizon Actuarial Services. Unauthorized access occurred Nov 10-11, 2021. Stolen data included names, SSNs, DOBs, and financial account info. 39 NH residents affected. Ransom was paid to threat actor. Notifications sent March 22, 2022.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 64 days

discovery → filing · 10 weeks / 68 days

Nov 10, 2021

Begins

Jan 13, 2022

Discovered

Mar 22, 2022

Filed

vs. sector median

+1 wks slower

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

Indiana State AGbd_2b3920850e0a546a2022-03-22Verified
Montana State AGbd_512b2d6d8f582fd42022-03-22Verified
Massachusetts State AGbd_534294d26d347a8d2022-03-22Verified
California State AGbd_b28aa9b98c31a66c2022-03-22Verified

Show 1 more filing ↓up to 11d gap

HHS OCRbd_7ce6364398e61b342022-03-11 · +11dVerified

Name: Major League Baseball Players Benefit Plan
norm: major league baseball players benefit plan

Name: Major League Baseball Players Benefit Plan
norm: major league baseball players benefit plan
Industry: Financial Servicesllm

Discovered: Jan 13, 2022
Breach occurred: Nov 10, 2021 – Nov 11, 2021
Undetected for: 64 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 22, 2022
Affected individuals: 39state-resident count only
Data types: Identity (basic)Government IDFinancial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified the FBINotified New Hampshire Attorney General
Third party: via Horizon Actuarial Services, LLCvendor
Initial access: valid_credentials

During the incident: Notified the FBI
Engaged third-party computer specialists
Negotiated with and paid the unauthorized group
Appointed a new Chief Information Security Officer
Upgraded its Security Operations Center to include enhanced Management Detection and Response services
Established a rapid response capability to address new cybersecurity threats
Sent notification letters to affected individuals
Changes made: Reviewed and reinforced the security of our systems
Reviewed existing security policies
Implemented additional measures to further protect against similar incidents moving forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(68 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 · 6 states

View merged incident ↗

HHS OCRMar 11 · first

Indiana State AG+11d

Montana State AG+11d

Massachusetts State AG+11d

California State AG+11d

New Hampshire State AG+11d · this page

Pattern: first filing Mar 11 (MD), last Mar 22 (NH) — a 11-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/major-league-baseball-players-benefit-plan-20220322.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 22, 2022
Raw hash: 458c2011628710f7bdd3a2d02969a93b88b3e5d259739aa03bdeae722c81c3b8

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityMajor League Baseball Players Benefit Plan

Victim entityMajor League Baseball Players Benefit Plan

Incidentdiscovered Jan 13, 2022

Stated responseNotified the FBI

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov