HackingProfessional ServicesProfessional ServicesStolen CredentialsCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

Law Office of Manning Zimmerman & Oliveira PLLC

bd_bb382e611ac303d4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 21, 2023

Filed

Jul 25, 2024

To disclose

31 weeks

Affected

Not disclosed

Linked

4 filings

Confidence

65%

Full breach record for Law Office of Manning Zimmerman & Oliveira PLLC →

Law Office of Manning Zimmerman & Oliveira, PLLC notified consumers of a data breach where an unauthorized actor accessed a staff member's email account between Nov 18 and Dec 20, 2023. Affected data included names and Social Security numbers. The firm engaged a cybersecurity firm, reset passwords, enforced MFA, and offered credit monitoring.

J jump to incidentP pin to compareR raw source

Vermont clock✗ VT AG >45 bday31 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 · 33 days

discovery → filing · 31 weeks / 217 days

Nov 18, 2023

Begins

Dec 21, 2023

Discovered

Jul 25, 2024

Filed

vs. sector median

+11 wks slower

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Maine State AGbd_506554545bbbc7562024-07-25Candidate
Massachusetts State AGbd_5299ee001129a6d42024-07-25Verified
New Hampshire State AGbd_baf64a0ad151cd392024-07-29 · +4dVerified

Name: Law Office of Manning Zimmerman & Oliveira PLLC
norm: law office of manning zimmerman oliveira

Name: Law Office of Manning Zimmerman & Oliveira PLLC
norm: law office of manning zimmerman oliveira
Industry: Professional Servicesllm

Discovered: Dec 21, 2023
Breach occurred: Nov 18, 2023 – Dec 20, 2023
Undetected for: 33 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 25, 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 AccountsT1114 Email Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Promptly took steps to secure our email environment
Engaged a specialized cybersecurity firm to investigate
Immediately changed her password
Forced two-factor authentication on all email accounts
Performed an extensive and comprehensive review of the mailbox
Enhanced the security of our systems moving forward
Providing you with access to Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services at no charge
Changes made: Forced two-factor authentication on all email accounts
Enhanced the security of our systems moving forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 31 weeks(217 days from discovery to filing)
Compliance flags: VT AG >45 bday
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 AGJul 25 · first

Massachusetts State AGJul 25 · first

Vermont State AGJul 25 · first · this page

New Hampshire State AG+4d

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/2024-07-25-law-office-manning-zimmerman-oliveira-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 25, 2024
Raw hash: 5ccfaa895f4825d31497b24c8703a1bbff2ed20a207e8a0843b91a7d95a8fc6a

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityLaw Office of Manning Zimmerman & Oliveira PLLC

Victim entityLaw Office of Manning Zimmerman & Oliveira PLLC

Incidentdiscovered Dec 21, 2023

Stated responsePromptly took steps to secure our email environment

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov