HackingEnergy & UtilitiesUtilitiesVulnerability ExploitData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)HighContained

PetroQuest Energy LLC

bd_4d206564d1078d0d · schema v1 · pii pii-v1

Severity

High

Discovered

Apr 9, 2021

Filed

Oct 13, 2021

To disclose

27 weeks

Affected · nationwide

17,58817 in this filing

Linked

4 filings

Confidence

66%

Full breach record for PetroQuest Energy LLC →

PetroQuest Energy LLC reported an external system breach (hacking) occurring between March 13, 2021, and April 9, 2021. The incident compromised the names and Social Security Numbers of 17,588 individuals, including 17 Maine residents. Notification was sent on October 15, 2021, offering 12 months of credit monitoring through Equifax.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Apr 9, 2021 → Filed with AG Oct 13, 2021187d ✗ ME AG >90d27 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 · 27 days

discovery → filing · 27 weeks / 187 days

Mar 13, 2021

Begins

Apr 9, 2021

Discovered

Oct 13, 2021

Filed

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

California State AGbd_b9a9702f68d0c2da2021-10-13Verified
Massachusetts State AGbd_ea8a8ed7e76a0eae2021-10-15 · +2dVerified
New Hampshire State AGbd_26630aa2cef56f892021-10-19 · +6dVerified

Name: PetroQuest Energy LLC
norm: petroquest energy

Name: PetroQuest Energy LLC
norm: petroquest energy
Industry: Energy & Utilitiesllm

Discovered: Apr 9, 2021
Breach occurred: Mar 13, 2021 – Apr 9, 2021
Undetected for: 27 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 15, 2021
Affected individuals: 17,588state + nationwide
Data types: Government IDIdentity (basic)
Data elements: Social Security 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's Office
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Offered 12 months of credit monitoring and identity theft protection services through Equifax
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 weeks(187 days from discovery to filing)
Compliance flags: ME AG >90d · 187dME resident >180d · 189d
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 9, 2021
→ Filed with AG: Oct 13, 2021
187d 90 days ME AG >90d
Maine
Discovered: Apr 9, 2021
→ Notified: Oct 15, 2021
189d 180 days ME resident >180d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Apr 9, 2021 → Filed with AG: Oct 13, 2021	187d	90 days	ME AG >90d
Maine	Discovered: Apr 9, 2021 → Notified: Oct 15, 2021	189d	180 days	ME resident >180d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

California State AGOct 13 · first

Maine State AGOct 13 · first · this page

Massachusetts State AG+2d

New Hampshire State AG+6d

Pattern: first filing Oct 13 (CA), last Oct 19 (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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/1910982b-5f97-4d6b-b6cc-2b029544f0d3.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 13, 2021
Raw hash: a75900a1e32dab4682b7951d24c7ff936ca2a0fb848fc8f55bce84de99a349ee

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityPetroQuest Energy LLC

Victim entityPetroQuest Energy LLC

Incidentdiscovered Apr 9, 2021

Stated responseSent written notification to affected individuals

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov