HackingFinancial ServicesFinanceVulnerability ExploitZero-DaySupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Government IDMediumContained

Union Bank and Trust Company

bd_6001904e35e21205 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 31, 2023

Filed

Jun 29, 2023

To disclose

29 days

Affected

Not disclosed

Linked

7 filings

Confidence

66%

Full breach record for Union Bank and Trust Company →2 incidents on file

Union Bank and Trust Company notified consumers of a data breach involving the MOVEit Transfer software provided by Progress Software. A zero-day vulnerability was exploited on May 29, 2023, leading to unauthorized access to customer names and government-issued ID data. UBT took the application offline, engaged forensic specialists, notified federal law enforcement, and applied a security patch. Free identity monitoring was offered to affected individuals.

J jump to incidentP pin to compareR raw source

Vermont clock⏱ VT AG >14 bday29 days 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 · 29 days

May 29, 2023

Begins

May 31, 2023

Discovered

Jun 29, 2023

Filed

vs. sector median

4 wks faster

This filing is one of 7 about the same incident.View merged incident

Part of Progress Software Corporation supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

Massachusetts State AGbd_18683e5decffeb672023-06-30 · +1dVerified
Montana State AGbd_4f3dcdbe7d2893db2023-06-30 · +1dCandidate
Maine State AGbd_8ab6f751d660d5de2023-06-30 · +1dCandidate
California State AGbd_905a3e576ec7a71f2023-06-30 · +1dVerified

Show 2 more filings ↓up to 6d gap

Indiana State AGbd_a656b0ef9537aefa2023-06-30 · +1dVerified
New Hampshire State AGbd_4f0513010f0b47332023-07-05 · +6dVerified

Name: Union Bank and Trust Company
norm: union bank and

Name: Union Bank and Trust Company
norm: union bank and
Industry: Financial Servicesllm

Discovered: May 31, 2023
Breach occurred: May 29, 2023
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 29, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: reported the event to federal law enforcement
Initial access: exploit_public_facing

During the incident: Took the MOVEit Transfer application offline
Initiated an investigation into the nature and scope of the event with the assistance of third-party forensic specialists
Reported the event to federal law enforcement
Updated the MOVEit Transfer application with the security patch issued by Progress Software
Offering access to free identity monitoring services for twelve (12) months through Kroll
Changes made: Updated the MOVEit Transfer application with the security patch issued by Progress Software
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 29 days(29 days from discovery to filing)
Compliance flags: VT AG >14 bday
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 · 7 filings · 7 states

View merged incident ↗

Vermont State AGJun 29 · first · this page

Massachusetts State AG+1d

Montana State AG+1d

Maine State AG+1d

California State AG+1d

Indiana State AG+1d

New Hampshire State AG+6d

Pattern: first filing Jun 29 (VT), last Jul 5 (NH) — a 6-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/2023-06-29-union-bank-and-trust-company-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 29, 2023
Raw hash: bc0674a08279d4eb2e9632abe3f4cf11688549fad0a904e3607b6bfd5633a1ad

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityUnion Bank and Trust Company

Victim entityUnion Bank and Trust Company

Incidentdiscovered May 31, 2023

Stated responseTook the MOVEit Transfer application offline

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov