HackingProfessional ServicesProfessional ServicesTargetedPIIIdentity (basic)LowContained

Katsky Korins

bd_5a2c1f409bd0cf34 · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 20, 2023

Filed

Mar 22, 2024

To disclose

26 weeks

Affected

Not disclosed

Linked

3 filings

Confidence

65%

Full breach record for Katsky Korins →

Katsky Korins LLP, a law firm, notified consumers of a data breach occurring between September 18-20, 2023. An unknown third party remotely accessed and acquired unauthorized data from Katsky's computer systems. The incident involved personal information, including names and other elements. Katsky engaged cybersecurity experts, reported the incident to the FBI, terminated access, and implemented security enhancements and employee training.

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Vermont clock✗ VT AG >45 bday26 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 · 2 days

discovery → filing · 26 weeks / 184 days

Sep 18, 2023

Begins

Sep 20, 2023

Discovered

Mar 22, 2024

Filed

vs. sector median

+8 wks slower

This filing is one of 3 about the same incident.View merged incident

A leak claim by meow about this victim predates this filing by 117 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitemeowbd_d0ad3fc693d68e512023-11-26 · +117dVerified by operator

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_1f0dd8af79c9a83c2024-03-29 · +7dVerified by operator

Name: Katsky Korins
norm: katsky korins

Name: Katsky Korins
norm: katsky korins
Industry: Professional Servicesllm

Discovered: Sep 20, 2023
Breach occurred: Sep 18, 2023 – Sep 20, 2023
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 22, 2024
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Reported the incident to the Federal Bureau of Investigation
Initial access: exploit_public_facing

During the incident: Engaged third-party cybersecurity experts to remediate, further investigate, and determine the scope of the incident
Began working with third-party data review specialists to perform a comprehensive programmatic and manual review of the data
Reported the incident to the Federal Bureau of Investigation
Terminated the unauthorized access
Assessed the security of its systems
Changes made: Took actions to prevent a similar incident from occurring in the future, including security enhancements and employee trainings
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(184 days from discovery to filing)
Compliance flags: VT AG >45 bdayLeak >90d
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 · 2 filings · 2 states

View merged incident ↗

Vermont State AGMar 22 · first · this page

Massachusetts State AG+7d

Pattern: first filing Mar 22 (VT), last Mar 29 (MA) — a 7-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://ago.vermont.gov/document/2024-03-22-katsky-korins-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 22, 2024
Raw hash: 5f9a837d841db2c3ae6934aa6217a89d6b22a1f280f5ad8fc1514541a6bed39a

Linked disclosures

Ransomware claims (1)

Regulatory filings (1) · sorted by filing gap

Reporting entityKatsky Korins

Victim entityKatsky Korins

Incidentdiscovered Sep 20, 2023

Stated responseEngaged third-party cybersecurity experts to remediate, further investigate, and determine the scope of the incident

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov