Social EngineeringProfessional ServicesProfessional ServicesPhishingStolen CredentialsCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDMediumActive

McKenna & Sachs LLC

bd_10d913344658f654 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 30, 2018

Filed

Nov 16, 2018

To disclose

24 weeks

Affected

1state residents only

Confidence

65%

Full breach record for McKenna & Sachs LLC →

McKenna & Sachs LLC notified NH AG of a phishing incident affecting one NH resident. An employee's email was compromised in May 2018, exposing name and SSN. Notification sent Nov 12, 2018. Remediation included MFA, email encryption, and credit monitoring.

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Incident timeline

undetected · 29 days

discovery → filing · 24 weeks / 170 days

May 1, 2018

Begins

May 30, 2018

Discovered

Nov 16, 2018

Filed

vs. sector median

+10 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: McKenna & Sachs LLC
norm: mckenna sachs
Industry: Professional Servicesllm

Discovered: May 30, 2018
Breach occurred: May 1, 2018 – May 31, 2018
Undetected for: 29 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 12, 2018
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Regulator citations: Providing notice to New Hampshire Attorney Generalproviding notice to other state regulators
Initial access: phishing_link

During the incident: Changed the email account password
Began an investigation to determine the scope and nature of the issue with the assistance of an outside computer forensics expert
Notified potentially affected individuals
Offering individuals impacted by this event with access to two (2) years of complimentary credit monitoring and identity restoration services
Providing potentially impacted individuals with guidance on how to better protect against identity theft and fraud
Providing notice to other state regulators
Changes made: Implemented the encryption of email messages containing personal information
Use of multi-factor authentication for logging into email accounts
Reviewing other security measures and is working to implement additional safeguards
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 24 weeks(170 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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/mckenna-sachs-20181116.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 16, 2018
Raw hash: 4edbff95833aff7c3a6613c64032159d491fec09568328147be12271bbff8629

Reporting entityMullen Coughlin LLC

Victim entityMcKenna & Sachs LLC

Incidentdiscovered May 30, 2018

Stated responseChanged the email account password

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov