MalwareManufacturingManufacturingRansomwareCustomer Data InvolvedEmployee Data InvolvedPIIPHICredentialsGovernment IDIdentity (basic)Health (basic)EmploymentFinancial accountMediumContained

BRIGGS & STRATTON CORPORATION

bd_b95a19b3f27be0ac · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 25, 2017

Filed

Sep 29, 2017

To disclose

9 weeks

Affected

7state residents only

Linked

4 filings

Confidence

65%

Full breach record for BRIGGS & STRATTON CORPORATION →

Briggs & Stratton Corporation experienced a malware attack on its computer systems in Milwaukee, WI and Munnsville, NY between July 25-28, 2017. The incident potentially compromised PII, PHI, and credentials for employees, dependents, and beneficiaries. 7 New Hampshire residents were affected. The company contained the attack, notified law enforcement (FBI, DHS, WI DOJ), hired forensic consultants, and offered one year of credit monitoring via Experian.

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Incident timeline

discovery → filing · 9 weeks / 66 days

Jul 25, 2017

Begins

Jul 25, 2017

Discovered

Sep 29, 2017

Filed

vs. sector median

1 wks faster

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

HHS OCRbd_04265db53b8c0fc42017-09-29Verified
Massachusetts State AGbd_38a468e49d82bbfe2017-09-29Verified
Montana State AGbd_721524b104463a0d2017-09-29Candidate

Name: Briggs & Stratton Corporation
norm: briggs stratton
Domain: foley.com

Name: BRIGGS & STRATTON CORPORATION
norm: briggs stratton
Domain: www.basco.com
Industry: Manufacturingllm

Discovered: Jul 25, 2017
Breach occurred: Jul 25, 2017 – Jul 28, 2017
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 29, 2017
Affected individuals: 7state-resident count only
Data types: PIIPHICredentialsGovernment IDIdentity (basic)Health (basic)EmploymentFinancial account
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unknown
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: External
Regulator citations: Notified the Federal Bureau of InvestigationNotified the Department of Homeland SecurityNotified the Wisconsin Department of Justice

During the incident: Took immediate steps to both contain and thoroughly investigate the attack
Notified the Federal Bureau of Investigation, the Department of Homeland Security, and the Wisconsin Department of Justice
Hired forensic consultants to eradicate the malware, determine if any information was compromised, and help Briggs prevent an incident like this from happening in the future
Provided potentially affected individuals with three (3) bureau credit monitoring and identity theft protection through Experian IdentityWorks at no cost to the individual for one (1) year
Changes made: Hired forensic consultants to eradicate the malware
Help Briggs prevent an incident like this from happening in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(66 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

HHS OCRSep 29 · first

Massachusetts State AGSep 29 · first

Montana State AGSep 29 · first

New Hampshire State AGSep 29 · 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/briggs-stratton-20170929.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 29, 2017
Raw hash: ac91c8a793cb1458d57751c14c75a81f8bae962a68318afb9db17995da3dfd30

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityBriggs & Stratton Corporation

Victim entityBRIGGS & STRATTON CORPORATION

Incidentdiscovered Jul 25, 2017

Stated responseTook immediate steps to both contain and thoroughly investigate the attack

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov