HackingProfessional ServicesProfessional ServicesVulnerability ExploitSupply Chain (3P Vendor)Data ExfiltratedPIIIdentity (basic)LowContained

Pension Benefit Information, LLC

bd_0d9237d828a78d89 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 31, 2023

Filed

Aug 24, 2023

To disclose

12 weeks

Affected

916state residents only

Confidence

65%

Pension Benefit Information, LLC (PBI) notified Montana residents of a data breach involving the MOVEit Transfer software provided by Progress Software. An unauthorized third party exploited a vulnerability in MOVEit to access a PBI server on May 29-30, 2023, downloading data including names. PBI patched servers, investigated, and is offering complimentary identity monitoring services.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 2 days

discovery → filing · 12 weeks / 85 days

May 29, 2023

Begins

May 31, 2023

Discovered

Aug 24, 2023

Filed

vs. sector median

7 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed916 affectedView incident

Name: Pension Benefit Information, LLC
norm: pension benefit information

Name: Pension Benefit Information, LLC
norm: pension benefit information
Industry: Professional Servicesllm

Discovered: May 31, 2023
Breach occurred: May 29, 2023 – May 30, 2023
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 916state-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
Third party: via Progress Software
Initial access: exploit_public_facing

During the incident: Patch servers
Investigate
Assess the security of our systems
Notify potentially affected customers and individuals
Reviewing and enhancing our information security policies and procedures
Offering you access to 12/24 months of complimentary identity monitoring services through Kroll
Changes made: Reviewing and enhancing our information security policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(85 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-598.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 24, 2023
Raw hash: 4011bbf33cd2d042b6b17ddb9e56f987fb3da0ce11e15bcd48d8d5e7c5b9c073

Reporting entityPension Benefit Information, LLC

Victim entityPension Benefit Information, LLC

Incidentdiscovered May 31, 2023

Stated responsePatch servers

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov