MalwareFinancial ServicesFinanceRansomwareSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedPIIIdentity (basic)LowContained

First State Bank (American Banking Systems)

bd_747fd1265655f3a3 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 22, 2020

Filed

Dec 30, 2020

To disclose

10 weeks

Affected

6state residents only

Confidence

66%

Full breach record for First State Bank (American Banking Systems) →

First State Bank notified customers of a data breach involving its vendor, American Bank Systems (ABS). On October 22, 2020, ABS systems were infected with malware, leading to unauthorized access to customer documents containing names and other PII. ABS engaged forensic specialists, reset passwords, and implemented advanced endpoint monitoring. First State Bank assessed its own systems and found no compromise. Affected customers were offered credit monitoring services.

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Incident timeline

discovery → filing · 10 weeks / 69 days

Oct 22, 2020

Begins

Oct 22, 2020

Discovered

Dec 30, 2020

Filed

vs. sector median

+1 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed6 affectedView incident

Name: First State Bank (American Banking Systems)
norm: first state bank american banking

Name: First State Bank (American Banking Systems)
norm: first state bank american banking
Industry: Financial Servicesllm

Discovered: Oct 22, 2020
Breach occurred: Oct 22, 2020
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 6state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Third party: via American Bank Systems
Initial access: external_remote_services

During the incident: ABS took its systems offline
Launched an investigation into the nature and scope of the incident
With the assistance of third-party computer forensic specialists
Resetting passwords
Reviewed existing security policies
Implemented additional measures, including advanced endpoint monitoring
First State Bank also assessed the security of its internal systems
Offering you access to credit monitoring and identity theft protection services through TransUnion
Changes made: Implemented additional measures, including advanced endpoint monitoring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(69 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/1stSamp.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 30, 2020
Raw hash: b789ff0bc8cc3598e0050191f2b45c3628c215f38a727dd536890d4b49b1c5cf

Reporting entityFirst State Bank (American Banking Systems)

Victim entityFirst State Bank (American Banking Systems)

Incidentdiscovered Oct 22, 2020

Stated responseABS took its systems offline

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov