HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedCredentialsPIILowContained

BIRCHVIEW CAPITAL, LP

bd_ecd6b2041e61a313 · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 26, 2023

Filed

Dec 18, 2023

To disclose

12 weeks

Affected

1state residents only

Linked

2 filings

Confidence

66%

Full breach record for BIRCHVIEW CAPITAL, LP →

Birchview Capital LP reported that an unauthorized third party temporarily accessed the email account of a team member on September 25, 2023, via public Wi-Fi. The attacker sent a fraudulent request to an investor. No evidence of data acquisition was found. One New Hampshire resident was notified.

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Incident timeline

undetected · 1 days

discovery → filing · 12 weeks / 83 days

Sep 25, 2023

Begins

Sep 26, 2023

Discovered

Dec 18, 2023

Filed

vs. sector median

+3 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Maine State AGbd_14d2930e504cc21b2023-11-17 · +31dCandidate

Name: BIRCHVIEW CAPITAL, LP
norm: birchview capital

Name: BIRCHVIEW CAPITAL, LP
norm: birchview capital
Industry: Financial Servicesllm

Discovered: Sep 26, 2023
Breach occurred: Sep 25, 2023 – Sep 25, 2023
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Dec 1, 2023
Affected individuals: 1state-resident count only
Data types: CredentialsPII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General
Initial access: external_remote_services

During the incident: Engaged Vertek, a cybersecurity specialist, to investigate the issue
Began implementing safeguards
Alerted certain third parties, including the Offices of the Attorney General
Changes made: Enhanced security measures as described in the Security Report provided by Vertek
Recommended changing passwords and security features across online accounts
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(83 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Maine State AGNov 17 · first

New Hampshire State AG+31d · this page

Pattern: first filing Nov 17 (ME), last Dec 18 (NH) — a 31-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/birchview-capital-20231218.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 18, 2023
Raw hash: 8c5e7f5d57ffd9c34f5aec2eff59f99c0158c5186b2f04c2e4b9e91bf4814c26

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityBIRCHVIEW CAPITAL, LP

Victim entityBIRCHVIEW CAPITAL, LP

Incidentdiscovered Sep 26, 2023

Stated responseEngaged Vertek, a cybersecurity specialist, to investigate the issue

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov