Social EngineeringEnergy & UtilitiesUtilitiesPhishingTargetedEmployee Data InvolvedGovernment IDIdentity (basic)EmploymentMediumContained

SUNRUN INC.

bd_aa9215fecf4ff63d · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 20, 2017

Filed

Feb 2, 2017

To disclose

13 days

Affected

36state residents only

Linked

3 filings

Confidence

65%

Full breach record for SUNRUN INC. →

Sunrun Inc. disclosed a targeted spear-phishing incident where an employee in the payroll department was tricked into disclosing 2016 W-2 forms for current and former employees. The compromised data included names, addresses, Social Security numbers, salaries, and taxes withheld. Sunrun notified the FBI, IRS, and state authorities, and offered two years of credit monitoring to affected individuals. 36 New Hampshire residents were notified via mail.

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Incident timeline

discovery → filing · 13 days

Jan 20, 2017

Begins

Jan 20, 2017

Discovered

Feb 2, 2017

Filed

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

California State AGbd_0f1387b75910b0662017-02-02Candidate
Massachusetts State AGbd_157831bf640fc7ca2017-02-02Verified

Name: Sunrun Inc.
norm: sunrun

Name: SUNRUN INC.
norm: sunrun
Industry: Energy & Utilitiesllm

Discovered: Jan 20, 2017
Breach occurred: Jan 20, 2017
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 25, 2017
Affected individuals: 36state-resident count only
Data types: Government IDIdentity (basic)Employment
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: ExternalFinancial
Regulator citations: Notified the FBI, IRS and state taxing authorities
Initial access: phishing_link

During the incident: Notified the FBI, IRS and state taxing authorities
Provided email notification of the incident to all affected individuals for whom it had email addresses on file
Provided written notification via U.S. Mail to 36 New Hampshire residents
Offering affected individuals a free two-year membership in credit monitoring and identity theft protection services from Experian
Established a dedicated call center to assist individuals with any questions they may have
Changes made: Reinforcing its information security training program with an emphasis on the detection and avoidance of phishing email scams
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 days(13 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

California State AGFeb 2 · first

Massachusetts State AGFeb 2 · first

New Hampshire State AGFeb 2 · 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://mm.nh.gov/files/uploads/doj/remote-docs/sunrun-20170202.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 2, 2017
Raw hash: 9d6236a17aa3711bcc62ff67ca30751ba234be45a5cec484cee6c90c0443ac3a

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entitySunrun Inc.

Victim entitySUNRUN INC.

Incidentdiscovered Jan 20, 2017

Stated responseNotified the FBI, IRS and state taxing authorities

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov