HackingTechnologyInformationData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHighContained

Basement Systems

bd_44eb918dcc7cf525 · schema v1 · pii pii-v1

Severity

High

Discovered

May 13, 2024

Filed

Aug 2, 2024

To disclose

12 weeks

Affected · nationwide

1,1262 in this filing

Linked

5 filings

Confidence

66%

Full breach record for Basement Systems →

Basement Systems, Inc. reported an external system breach (hacking) occurring between April 12 and May 14, 2024. The incident affected 1,126 individuals, including 2 Maine residents. Compromised data included names and Social Security numbers. The breach was discovered on May 13, 2024, and notifications were sent on August 1, 2024. Remediation included engaging forensic experts, notifying law enforcement, and implementing new security safeguards.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered May 13, 2024 → Filed with AG Aug 2, 202481d ⏱ ME AG >30d12 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 31 days

discovery → filing · 12 weeks / 81 days

Apr 12, 2024

Begins

May 13, 2024

Discovered

Aug 2, 2024

Filed

vs. sector median

7 wks faster

This filing is one of 5 about the same incident.View merged incident

A leak claim by cicada3301 about this victim predates this filing by 45 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecicada3301bd_8734708b29263a7b2024-06-18 · +45dCandidate

Regulatory filings (3) · sorted by filing gap

Vermont State AGbd_2561b25c5338bedd2024-08-02Verified
New Hampshire State AGbd_51292835c7972afb2024-08-02Verified
Massachusetts State AGbd_90bfd657a0d8bbf72024-08-03 · +1dVerified by operator

Name: Constangy, Brooks, Smith & Prophete, LLP
norm: constangy brooks smith prophete

Name: Basement Systems
norm: basement systems
Domain: basementsystems.com
Industry: Technologyllm

Discovered: May 13, 2024
Breach occurred: Apr 12, 2024 – May 14, 2024
Undetected for: 31 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 1, 2024
Affected individuals: 1,126state + nationwide
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified Maine Attorney GeneralNotified law enforcement (FBI)
Initial access: exploit_public_facing

During the incident: Engaged cybersecurity experts to conduct an investigation
Notified law enforcement
Implemented new technical safeguards
Strengthened security
Revised policies and procedures
Established a toll-free call center through TransUnion
Changes made: Implemented new technical safeguards
Strengthened security
Revised policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(81 days from discovery to filing)
Compliance flags: ME AG >30d · 81dME resident >60d · 80dLeak >30d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: May 13, 2024
→ Filed with AG: Aug 2, 2024
81d 30 days (soft) ME AG >30d
Maine
Discovered: May 13, 2024
→ Notified: Aug 1, 2024
80d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: May 13, 2024 → Filed with AG: Aug 2, 2024	81d	30 days (soft)	ME AG >30d
Maine	Discovered: May 13, 2024 → Notified: Aug 1, 2024	80d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Vermont State AGAug 2 · first

New Hampshire State AGAug 2 · first

Maine State AGAug 2 · first · this page

Massachusetts State AG+1d

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/db4f01a7-660b-436c-b793-9d8d746f0fee.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 2, 2024
Raw hash: 9fadba71f02c0b8fc663c3d1d2349f17e9a6cc9df185abe92631719f1db7a4f3

Linked disclosures

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Reporting entityConstangy, Brooks, Smith & Prophete, LLP

Victim entityBasement Systems

Incidentdiscovered May 13, 2024

Stated responseEngaged cybersecurity experts to conduct an investigation

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov