Social EngineeringProfessional ServicesProfessional ServicesBECPhishingCustomer Data InvolvedIdentity (basic)Government IDMedium

Peabody & Arnold LLP

bd_bc8faef067c8a190 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 12, 2020

Filed

Jan 28, 2021

To disclose

11 weeks

Affected · nationwide

4455 in this filing

Linked

5 filings

Confidence

63%

Full breach record for Peabody & Arnold LLP →

Peabody & Arnold LLP experienced a business email compromise incident that occurred between May 21 and May 27, 2020. The breach was discovered on November 12, 2020, and affected 445 individuals. The compromised information included names and Social Security numbers. In response, the firm offered one year of complimentary credit monitoring and identity theft protection services through Experian.

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Maine clockDiscovered Nov 12, 2020 → Filed with AG Jan 28, 202177d ⏱ ME AG >30d11 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 · 175 days

discovery → filing · 11 weeks / 77 days

May 21, 2020

Begins

Nov 12, 2020

Discovered

Jan 28, 2021

Filed

vs. sector median

8 wks faster

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

New Hampshire State AGbd_745a05f98594edf42021-01-29 · +1dVerified
New Hampshire State AGbd_12e7e84aa9f8081c2020-12-22 · +37dVerified
Massachusetts State AGbd_857b22b660e99d4a2020-12-21 · +38dVerified
Maine State AGbd_aa415a9b27a3639c2020-12-21 · +38dCandidate

Name: Peabody & Arnold LLP
norm: peabody arnold

Name: Peabody & Arnold LLP
norm: peabody arnold
Industry: Professional Servicesllm

Discovered: Nov 12, 2020
Breach occurred: May 21, 2020 – May 27, 2020
Undetected for: 175 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 28, 2021
Affected individuals: 445state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566 PhishingT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial

During the incident: Offered one year of credit monitoring and identity theft protection services through Experian.
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(77 days from discovery to filing)
Compliance flags: ME AG >30d · 77d
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: Nov 12, 2020
→ Filed with AG: Jan 28, 2021
77d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Nov 12, 2020 → Filed with AG: Jan 28, 2021	77d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 3 states

View merged incident ↗

Massachusetts State AGDec 21 · first

Maine State AGDec 21 · first

New Hampshire State AG+1d

Maine State AG+38d · this page

New Hampshire State AG+39d

Pattern: first filing Dec 21 (MA), last Jan 29 (NH) — a 39-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/ecf653f1-4717-4f4c-8ef6-c56b14afffdb.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 28, 2021
Raw hash: 6246e22bb32c6fa20ee919c51915ae83d80310320d68d130768f78450e6c4ddb

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityPeabody & Arnold LLP

Victim entityPeabody & Arnold LLP

Incidentdiscovered Nov 12, 2020

Stated responseOffered one year of credit monitoring and identity theft protection services through Experian.

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov