HackingFinancial ServicesFinanceCustomer Data InvolvedIdentity (basic)Financial accountMediumContained

Texas Gulf Bank N.A.

bd_7adb10616ae1e47b · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 20, 2022

Filed

May 31, 2022

To disclose

6 weeks

Affected · nationwide

12,3581 in this filing

Linked

2 filings

Confidence

66%

Full breach record for Texas Gulf Bank N.A. →

Texas Gulf Bank N.A. reported an external system breach (hacking) occurring between January 13, 2021, and February 22, 2021, discovered on April 20, 2022. The incident affected 12,358 individuals, including 1 Maine resident. Compromised data included names and financial account or credit/debit card numbers (with security codes/PINs). The bank provided written notification on May 31, 2022, and offered one year of identity theft protection services through IDX.

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Maine clockDiscovered Apr 20, 2022 → Filed with AG May 31, 202241d ⏱ ME AG >30d6 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 462 days

discovery → filing · 6 weeks / 41 days

Jan 13, 2021

Begins

Apr 20, 2022

Discovered

May 31, 2022

Filed

vs. sector median

3 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

New Hampshire State AGbd_f6cdbaa2888e30952022-05-31Verified

Name: Texas Gulf Bank N.A.
norm: texas gulf bank na
Industry: Financial Services

Name: Texas Gulf Bank N.A.
norm: texas gulf bank na
Industry: Financial Services
Industry: Financial Servicesllm

Discovered: Apr 20, 2022
Breach occurred: Jan 13, 2021 – Feb 22, 2021
Undetected for: 462 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 31, 2022
Affected individuals: 12,358state + nationwide
Data types: Identity (basic)Financial account
Data elements: Financial account number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected consumers
Offered 1 Year of identity theft protection services through IDX
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(41 days from discovery to filing)
Compliance flags: ME AG >30d · 41d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Apr 20, 2022
→ Filed with AG: May 31, 2022
41d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Apr 20, 2022 → Filed with AG: May 31, 2022	41d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

New Hampshire State AGMay 31 · first

Maine State AGMay 31 · first · this page

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/0ce7ca76-7d3c-48da-be60-c007518ff165.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 31, 2022
Raw hash: 020a3ce96033684a893c74ed14fccb47d222fa3beeb089c308fb39695d5da8a6

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityTexas Gulf Bank N.A.

Victim entityTexas Gulf Bank N.A.

Incidentdiscovered Apr 20, 2022

Stated responseSent written notification to affected consumers

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov