HackingOtherData ExfiltratedTargetedIdentity (basic)Government IDFinancial accountHighContained

STOCK Development

bd_89748bc44487d261 · schema v1 · pii pii-v1

Severity

High

Discovered

Oct 21, 2024

Filed

Feb 3, 2025

To disclose

15 weeks

Affected · nationwide

13,14737 in this filing

Linked

10 filings

Confidence

65%

Full breach record for STOCK Development →2 incidents on file

Stock Development, LLC reported an external system breach (hacking) affecting 13,147 individuals, including 37 Maine residents. Unauthorized access occurred from April 25, 2023, to March 2, 2024. The breach was discovered on October 21, 2024. Compromised data included names, DOBs, government IDs, and financial account numbers. Notices were sent on January 24, 2025, offering credit monitoring.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Oct 21, 2024 → Filed with AG Feb 3, 2025105d ✗ ME AG >90d15 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 545 days

discovery → filing · 15 weeks / 105 days

Apr 25, 2023

Begins

Oct 21, 2024

Discovered

Feb 3, 2025

Filed

vs. sector median

+7 wks slower

This filing is one of 10 about the same incident.View merged incident

A leak claim by lockbit_3 about this victim predates this filing by 338 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (2)

Leak Sitelockbit_3bd_8f92d0c14899858e2024-03-03 · +337dVerified by operator
Leak Sitelockbit_3bd_98b47c73183fa2f42024-03-02 · +338dVerified by operator

Regulatory filings (7) · sorted by filing gap

Massachusetts State AGbd_b3a0b6cf7ef6e8e42025-02-04 · +1dVerified
New Hampshire State AGbd_2c4e06e906f6e96d2025-01-30 · +4dVerified
Nebraska State AGbd_17d5cd5487512e142025-01-24 · +10dCandidate
Indiana State AGbd_563c5359047c72c92025-01-24 · +10dVerified

Show 3 more filings ↓up to 283d gap

Vermont State AGbd_bafa11d865906e232025-01-24 · +10dVerified
Montana State AGbd_ef819a7f76acc6c32025-01-24 · +10dVerified
Maryland State AGbd_befcafda45b88e532025-11-13 · +283dVerified

Name: Shook, Hardy & Bacon L.L.P.
norm: shook hardy bacon

Name: STOCK Development
norm: stock development
Domain: stockdevelopment.com
Industry: Otherllm

Discovered: Oct 21, 2024
Breach occurred: Apr 25, 2023 – Mar 2, 2024
Undetected for: 545 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 24, 2025
Affected individuals: 13,147state + nationwide
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified law enforcement
Initial access: exploit_public_facing

During the incident: Hired third-party experts to address this situation, perform an investigation into the unauthorized activity, and further secure our systems
Notified law enforcement
Engaged a data review firm to determine what information was in those files
Offered complimentary Experian IdentityWorks membership
Changes made: Further secure our systems to protect your information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 weeks(105 days from discovery to filing)
Compliance flags: ME AG >90d · 105dLeak >180dME resident >60d · 95d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Oct 21, 2024
→ Filed with AG: Feb 3, 2025
105d 90 days ME AG >90d
Maine
Discovered: Oct 21, 2024
→ Notified: Jan 24, 2025
95d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 21, 2024 → Filed with AG: Feb 3, 2025	105d	90 days	ME AG >90d
Maine	Discovered: Oct 21, 2024 → Notified: Jan 24, 2025	95d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 8 filings · 8 states

View merged incident ↗

Nebraska State AGJan 24 · first

Indiana State AGJan 24 · first

Vermont State AGJan 24 · first

Montana State AGJan 24 · first

New Hampshire State AG+6d

Maine State AG+10d · this page

Massachusetts State AG+11d

Maryland State AG+293d

Pattern: first filing Jan 24 (NE), last Nov 13 (MD) — a 293-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/ef1acca8-8327-4f4d-bc26-4a3a2fa500d3.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 3, 2025
Raw hash: 9275cc81bfccc42741bc44063cb41ffbd56d857b66cc203b9048b8ebcaa41bb8

Linked disclosures

Ransomware claims (2)

Regulatory filings (7) · sorted by filing gap

Reporting entityShook, Hardy & Bacon L.L.P.

Victim entitySTOCK Development

Incidentdiscovered Oct 21, 2024

Stated responseHired third-party experts to address this situation, perform an investigation into the unauthorized activity, and further secure our systems

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov