HackingTechnologyInformationCustomer Data InvolvedGovernment IDPIIMediumContained

Woods Hole Group

bd_23d77083d02bde27 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 4, 2025

Filed

May 6, 2025

To disclose

9 weeks

Affected

1state residents only

Linked

4 filings

Confidence

66%

Full breach record for Woods Hole Group →

Woods Hole Group notified New Hampshire AG of a security incident discovered on March 4, 2025. Unauthorized activity on IT systems led to access of files containing personal information, including Social Security Numbers, for 1 NH resident. WHG took systems offline, engaged external experts, notified law enforcement, and began notifying affected individuals on May 6, 2025, offering credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 9 weeks / 63 days

Mar 4, 2025

Discovered

May 6, 2025

Filed

vs. sector median

2 wks faster

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Maine State AGbd_2a0b37c00478b27e2025-05-06Candidate
Massachusetts State AGbd_c4d0dd52e708623a2025-05-06Verified
Vermont State AGbd_da84f93a95a3c0b52025-05-06Verified

Name: Woods Hole Group
norm: woods hole
Domain: woodsholegroup.com

Name: Woods Hole Group
norm: woods hole
Domain: woodsholegroup.com
Industry: Technologyllm

Discovered: Mar 4, 2025
Materiality determined: —
Notification sent: May 6, 2025
Affected individuals: 1state-resident count only
Data types: Government IDPII
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Law enforcement has been notified
Initial access: valid_credentials

During the incident: Took certain of our systems offline as a precaution
Investigation was launched with assistance from external cybersecurity experts
Law enforcement has been notified
Began notifying these individuals on May 6, 2025, via U.S. First Class Mail
Offering free credit monitoring and identity theft protection services from Experian
Changes made: Took a series of steps to further strengthen its security controls
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(63 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Maine State AGMay 6 · first

Massachusetts State AGMay 6 · first

Vermont State AGMay 6 · first

New Hampshire State AGMay 6 · first · this page

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/woods-hole-group-20250506.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 6, 2025
Raw hash: 87c6622b8e6f321eda574d1b41d5e60af2d07575150bc1c043043011eea790f3

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityWoods Hole Group

Victim entityWoods Hole Group

Incidentdiscovered Mar 4, 2025

Stated responseTook certain of our systems offline as a precaution

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov