HackingTechnologyInformationStolen CredentialsTargetedIdentity (basic)Government IDMediumContained

Basement Systems

bd_2561b25c5338bedd · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 13, 2024

Filed

Aug 2, 2024

To disclose

12 weeks

Affected

Not disclosed

Linked

5 filings

Confidence

64%

Full breach record for Basement Systems →

Basement Systems, Inc. notified consumers of a data breach where an unauthorized individual accessed the network between April 12 and May 14, 2024. The incident potentially exposed names and Social Security numbers. The company engaged forensic investigators, notified the FBI, and offered 24 months of credit monitoring and fraud assistance via TransUnion.

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Vermont clock✗ VT AG >45 bday12 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

Maine State AGbd_44eb918dcc7cf5252024-08-02Verified by operator
New Hampshire State AGbd_51292835c7972afb2024-08-02Verified
Massachusetts State AGbd_90bfd657a0d8bbf72024-08-03 · +1dVerified by operator

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

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: Not disclosed
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified the Federal Bureau of Investigation
Initial access: valid_credentials

During the incident: Engaged a nationally-recognized digital forensics firm to conduct an independent investigation
Notified the Federal Bureau of Investigation
Providing access to Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services at no charge
Providing proactive fraud assistance through Cyberscout, a TransUnion company
Changes made: Implementing aggressive measures to enhance network security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(81 days from discovery to filing)
Compliance flags: VT AG >45 bdayLeak >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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Maine State AGAug 2 · first

New Hampshire State AGAug 2 · first

Vermont 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://ago.vermont.gov/document/2024-08-02-basement-systems-data-breach-notice-consumers
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: 3681d4dc22af452377fed30bfe03a1b742975753c903420f680b58a2791211ab

Linked disclosures

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Reporting entityBasement Systems

Victim entityBasement Systems

Incidentdiscovered May 13, 2024

Stated responseEngaged a nationally-recognized digital forensics firm to conduct an independent investigation

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov