MalwareProfessional ServicesProfessional ServicesRansomwareData EncryptedDelayed DiscoveryCustomer Data InvolvedIdentity (basic)Government IDMedium

Kahan Kerensky Capossela, LLP

bd_f2fe1e1c438ab6d6 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 15, 2021

Filed

Oct 27, 2021

To disclose

12 days

Affected · nationwide

982 in this filing

Confidence

65%

Full breach record for Kahan Kerensky Capossela, LLP →3 incidents on file

Kahan Kerensky Capossela, LLP, a professional services firm, reported a ransomware incident affecting 98 individuals. The breach occurred between January 18, 2021, and January 26, 2021, but was not discovered until October 15, 2021. The compromised information included names and Social Security numbers. The firm began notifying affected individuals on October 27, 2021, and offered 24 months of credit monitoring services through Kroll.

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Maine clockDiscovered Oct 15, 2021 → Filed with AG Oct 27, 202112d ✓ ME AG ≤30d12 days discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 270 days

discovery → filing · 12 days

Jan 18, 2021

Begins

Oct 15, 2021

Discovered

Oct 27, 2021

Filed

vs. sector median

17 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed98 affectedView incident

Name: Kahan Kerensky Capossela, LLP
norm: kahan kerensky capossela

Name: Kahan Kerensky Capossela, LLP
norm: kahan kerensky capossela
Industry: Professional Servicesllm

Discovered: Oct 15, 2021
Breach occurred: Jan 18, 2021 – Jan 26, 2021
Undetected for: 270 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 27, 2021
Affected individuals: 98state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for Impact

During the incident: Notified affected consumers in writing
Offered 24 months of credit monitoring through Kroll
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 days(12 days from discovery to filing)
Compliance flags: ME AG ≤30d · 12d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Oct 15, 2021
→ Filed with AG: Oct 27, 2021
12d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 15, 2021 → Filed with AG: Oct 27, 2021	12d	30 days	ME AG ≤30d

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/fca5b166-a790-421f-a232-05017857e39f.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 27, 2021
Raw hash: 90fe4a4744e1e6ad0df3613f8533e7ca6d560a1752964dc0bfb9d1573d806f12

Reporting entityKahan Kerensky Capossela, LLP

Victim entityKahan Kerensky Capossela, LLP

Incidentdiscovered Oct 15, 2021

Stated responseNotified affected consumers in writing

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov