Social EngineeringProfessional ServicesProfessional ServicesPhishingStolen CredentialsTargetedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Brown, Lisle/Cummings, Inc.

bd_1a404d390f77542a · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 14, 2018

Filed

Jun 15, 2018

To disclose

5 weeks

Affected

2state residents only

Linked

2 filings

Confidence

66%

Full breach record for Brown, Lisle/Cummings, Inc. →

Brown, Lisle/Cummings, Inc. notified the NH Attorney General of a phishing incident where an unauthorized actor accessed an employee email account from April 15-20, 2018. Two NH residents' names and SSNs were potentially exposed. BLC engaged forensic investigators, notified affected individuals on June 15, 2018, and offered one year of Experian credit monitoring.

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Incident timeline

undetected · 29 days

discovery → filing · 5 weeks / 32 days

Apr 15, 2018

Begins

May 14, 2018

Discovered

Jun 15, 2018

Filed

vs. sector median

13 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_18326b3c98e31ba92018-06-15Verified

Name: BAKER & HOSTETLER LLP
norm: baker hostetler

Name: Brown, Lisle/Cummings, Inc.
norm: brown lisle cummings
Industry: Professional Servicesllm

Discovered: May 14, 2018
Breach occurred: Apr 15, 2018 – Apr 20, 2018
Undetected for: 29 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 15, 2018
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Office of the Attorney General
Initial access: phishing_link

During the incident: Conducted an internal investigation
Engaged a leading cyber security firm to assist in those efforts
Completed an ongoing forensic investigation
Began mailing written notifications to potentially affected individuals
Offered potentially affected individuals a complimentary one-year membership to credit monitoring and identity theft protection services from Experian's IdentityWorksSM Credit 3B
Provided a telephone number for potentially affected individuals to call with any questions
Changes made: Taking additional steps to secure its email accounts
Providing additional training to employees on phishing emails
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(32 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGJun 15 · first

New Hampshire State AGJun 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://mm.nh.gov/files/uploads/doj/remote-docs/brown-lisle-20180615.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 15, 2018
Raw hash: b56e8090a798e7d44e96ccc66c8e43a3286f9475f1c42d083e06613833ce187b

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityBAKER & HOSTETLER LLP

Victim entityBrown, Lisle/Cummings, Inc.

Incidentdiscovered May 14, 2018

Stated responseConducted an internal investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov