HackingProfessional ServicesFinancial ServicesProfessional ServicesStolen CredentialsData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumActive

Citrin Cooperman Advisors LLC

bd_189953f6466b2c5e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 7, 2023

Filed

Dec 27, 2023

To disclose

7 weeks

Affected

16state residents only

Linked

6 filings

Confidence

67%

Full breach record for Citrin Cooperman Advisors LLC →2 incidents on file

Citrin Cooperman Advisors LLC notified NH DOJ of a cyberattack on Nov 7, 2023, involving unauthorized access and data exfiltration. 16 NH residents affected. Data likely includes PII and government IDs. Company engaged third-party specialists, notified law enforcement, and offered credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 7 weeks / 50 days

Nov 7, 2023

Discovered

Dec 27, 2023

Filed

vs. sector median

11 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Maine State AGbd_361769a80c71699e2023-12-25 · +2dVerified
Massachusetts State AGbd_61aeb1b373355c7a2023-12-25 · +2dVerified
Montana State AGbd_1079f6e639bf14ed2023-12-06 · +21dCandidate
Indiana State AGbd_3b2b271a294a18142023-12-06 · +21dVerified

Show 1 more filing ↓up to 51d gap

Vermont State AGbd_4c9e68aa52b337152023-11-06 · +51dVerified

Name: Citrin Cooperman Advisors LLC
norm: citrin cooperman advisors

Name: Citrin Cooperman Advisors LLC
norm: citrin cooperman advisors
Industry: Professional ServicesllmFinancial Servicesllm

Discovered: Nov 7, 2023
Materiality determined: —
Notification sent: Dec 26, 2023
Affected individuals: 16state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Department of Justice
Initial access: valid_credentials

During the incident: Commenced an investigation with the assistance of third-party specialists
Notified certain law enforcement and governmental authorities
Began taking measures to assess and contain the incident
Offering the impacted individuals complimentary access to credit monitoring services through Kroll Monitoring
Changes made: Monitoring the dark web for any indication of misuse of impacted data
Taking appropriate measures to further secure our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(50 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Vermont State AGNov 6 · first

Montana State AG+30d

Indiana State AG+30d

Maine State AG+49d

Massachusetts State AG+49d

New Hampshire State AG+51d · this page

Pattern: first filing Nov 6 (VT), last Dec 27 (NH) — a 51-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://mm.nh.gov/files/uploads/doj/remote-docs/citrin-cooperman-advisors-20231227.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 27, 2023
Raw hash: 3c0ad610b7ac28d95a6aaf597f49e1c3796a8374f0f0647ec071a413354232e7

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCitrin Cooperman Advisors LLC

Victim entityCitrin Cooperman Advisors LLC

Incidentdiscovered Nov 7, 2023

Stated responseCommenced an investigation with the assistance of third-party specialists

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov