HackingFinancial ServicesFinanceVulnerability ExploitSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedPIIIdentity (basic)LowContained

First Hartford Bancshares

bd_ac5dc146c1739527 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jun 1, 2023

Filed

Feb 26, 2024

To disclose

39 weeks

Affected

1state residents only

Linked

5 filings

Confidence

66%

Full breach record for First Hartford Bancshares →

First National Bank of Hartford notified the NH AG of a third-party data security incident involving vendor Fiserv. Unauthorized actors exploited zero-day vulnerabilities in MOVEit Transfer software to download customer files between May 27-31, 2023. Fiserv notified the bank in June 2023. One NH resident was notified on Feb 26, 2024. Affected data includes personal information. Fiserv provided 24 months of identity monitoring via Kroll.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 5 days

discovery → filing · 39 weeks / 270 days

May 27, 2023

Begins

Jun 1, 2023

Discovered

Feb 26, 2024

Filed

vs. sector median

+30 wks slower

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

Indiana State AGbd_069ff37cfdde6e9c2024-02-26Verified
Montana State AGbd_3b9789b3324122e12024-02-26Candidate
Maine State AGbd_0332f161a4dc591f2024-02-27 · +1dVerified by operator
Massachusetts State AGbd_6abc587fb83d733f2024-02-27 · +1dVerified

Name: First Hartford Bancshares
norm: first hartford bancshares

Name: First Hartford Bancshares
norm: first hartford bancshares
Also named: First Hartford Bancsharesdba oflegal entity
First National Bank of Hartforddba oftrade name
Industry: Financial Servicesllm

Discovered: Jun 1, 2023
Breach occurred: May 27, 2023 – May 31, 2023
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 26, 2024
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified regulatory bodies as required
Third party: via Fiserv 2.0
Initial access: exploit_public_facing

During the incident: Fiserv took immediate steps to launch a comprehensive investigation of the incident
Fiserv took appropriate measures to identify and notify the individuals affected
Fiserv remediated all technical vulnerabilities and patched systems in accordance with the MOVEit software provider’s guidelines
Fiserv mobilized a technical response team to examine the relevant MOVEit Transfer systems
Fiserv arranged for all impacted individuals to receive complimentary identity monitoring service through Kroll for 24 months
Changes made: Remediated all technical vulnerabilities and patched systems in accordance with the MOVEit software provider’s guidelines
Mobilized a technical response team to examine the relevant MOVEit Transfer systems and ensure that there were no further vulnerabilities
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 39 weeks(270 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGFeb 26 · first

Montana State AGFeb 26 · first

New Hampshire State AGFeb 26 · first · this page

Maine State AG+1d

Massachusetts State AG+1d

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/first-hartford-bancshares-dba-first-national-bank-hartford-20240226.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 26, 2024
Raw hash: 86664a6084fbeaa46fd4ab7c4a01540ee69a31bf4555980f1f35f79b9f947a7c

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityFirst Hartford Bancshares

Victim entityFirst Hartford Bancshares

Incidentdiscovered Jun 1, 2023

Stated responseFiserv took immediate steps to launch a comprehensive investigation of the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov