HackingFinancial ServicesFinanceStolen CredentialsPhishingData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

Stirlingshire BD LLC

bd_6cb973c7667b46f6 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 11, 2024

Filed

Nov 15, 2024

To disclose

5 weeks

Affected · nationwide

7641 in this filing

Linked

2 filings

Confidence

66%

Full breach record for Stirlingshire BD LLC →

Stirlingshire BD LLC, a financial services firm, reported an unauthorized access incident beginning September 4, 2024, discovered October 11, 2024. An external actor accessed an employee account, viewing emails and an investment platform. Data exposed included names, emails, account numbers, phone numbers, and partial SSNs. 764 individuals affected; 1 in Maine. Notification sent November 15, 2024, with 12 months of credit monitoring offered.

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Maine clockDiscovered Oct 11, 2024 → Filed with AG Nov 15, 202435d ⏱ ME AG >30d5 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 · 37 days

discovery → filing · 5 weeks / 35 days

Sep 4, 2024

Begins

Oct 11, 2024

Discovered

Nov 15, 2024

Filed

vs. sector median

3 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_62dc499072e460f92024-11-15Verified

Name: Stirlingshire BD LLC
norm: stirlingshire bd

Name: Stirlingshire BD LLC
norm: stirlingshire bd
Industry: Financial Servicesllm

Discovered: Oct 11, 2024
Breach occurred: Sep 4, 2024
Undetected for: 37 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 15, 2024
Affected individuals: 764state + nationwide
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Initial access: valid_credentials

During the incident: Launched an investigation with the assistance of external cybersecurity experts
Contained the incident by decoupling the platform’s direct access to the markets
Eradicating the unauthorized third party from our systems, including the mailbox
Increased monitoring
Further improved security controls
Reinforced our systems
Offering identity theft protection services through IDX
Changes made: Increased monitoring
Further improved security controls
Reinforced our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(35 days from discovery to filing)
Compliance flags: ME AG >30d · 35d
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: Oct 11, 2024
→ Filed with AG: Nov 15, 2024
35d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 11, 2024 → Filed with AG: Nov 15, 2024	35d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGNov 15 · first

Maine State AGNov 15 · 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/5242d93b-0aeb-4343-8035-ca9f46725134.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 15, 2024
Raw hash: af48ef33de68069ec6c93e53b47b0b4e42fd28082521fe83eded3e212e0a9085

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityStirlingshire BD LLC

Victim entityStirlingshire BD LLC

Incidentdiscovered Oct 11, 2024

Stated responseLaunched an investigation with the assistance of external cybersecurity experts

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov