Social EngineeringFinancial ServicesFinancePhishingStolen CredentialsCustomer Data InvolvedTargetedIdentity (basic)Government IDFinancial accountFinancialMediumContained

Orrston Bank

bd_e05294cf86c9faaa · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 19, 2018

Filed

Jun 19, 2018

To disclose

—

Affected

5state residents only

Confidence

66%

Full breach record for Orrston Bank →

Orrstown Bank notified customers in Montana that two employee email accounts were compromised via phishing starting October 2, 2017. The breach was detected on July 19, 2018. Affected data included names, addresses, SSNs, tax IDs, and financial account info. The bank changed passwords, engaged forensic experts, notified law enforcement, and offered two years of credit monitoring via Kroll.

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Incident timeline

undetected · 290 days

discovery → filing · ≤1 day / 0 days

Oct 2, 2017

Begins

Jul 19, 2018

Discovered

Jun 19, 2018

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed5 affectedView incident

Name: Orrston Bank
norm: orrston bank

Name: Orrston Bank
norm: orrston bank
Industry: Financial Servicesllm

Discovered: Jul 19, 2018
Breach occurred: Oct 2, 2017
Undetected for: 290 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 18, 2018
Affected individuals: 5state-resident count only
Data types: Identity (basic)Government IDFinancial accountFinancial
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Regulator citations: Orrstown notified the appropriate federal law enforcement officials
Initial access: phishing_link

During the incident: The passwords for the two compromised email accounts were changed immediately by the Orrstown security team
All Orrstown employee email passwords were changed
Our email vendor was engaged immediately by the Orrstown security team to assist in gathering details of the incident and to contain any further activity
External counsel and forensic experts were retained to comprehensively review the scope of the intrusion
Orrstown notified the appropriate federal law enforcement officials
Changes made: Secured the services of Kroll Inc., a division of Duff & Phelps, to provide identity monitoring at no cost to you for two years
Source: Quoted from the filing itself, not independently verified.

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/Orrston-Bank-1.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 19, 2018
Raw hash: 62862cef8abed9e09ff95d0893ba60f79e6e84fc8de19f6db952035ca297fd40

Reporting entityOrrston Bank

Victim entityOrrston Bank

Incidentdiscovered Jul 19, 2018

Stated responseThe passwords for the two compromised email accounts were changed immediately by the Orrstown security team

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov