HackingRetail & ConsumerRetailBackdoor / C2Vulnerability ExploitData ExfiltratedTargetedPIIIdentity (basic)Financial accountFinancial credentialsLowContained

Grunt Style LLC

bd_a6273dbf650b11ea · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 10, 2015

Filed

Jan 8, 2016

To disclose

29 days

Affected

1state residents only

Linked

2 filings

Confidence

65%

Full breach record for Grunt Style LLC →

Grunt Style LLC notified customers of a December 10, 2015 website compromise involving malicious code. The incident potentially exposed names, addresses, emails, and credit card details. No evidence of data export was found. The company engaged forensic investigators, notified the FBI, and offered one year of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 29 days

Dec 10, 2015

Begins

Dec 10, 2015

Discovered

Jan 8, 2016

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

Massachusetts State AGbd_218302066b9a8c602016-01-11 · +3dVerified

Name: Grunt Style LLC
norm: grunt style

Name: Grunt Style LLC
norm: grunt style
Industry: Retail & Consumerllm

Discovered: Dec 10, 2015
Breach occurred: Dec 10, 2015
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 8, 2016
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)Financial accountFinancial credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Notified the Federal Bureau of Investigation
Initial access: exploit_public_facing

During the incident: Notified the Federal Bureau of Investigation
Launched an internal investigation
Engaged a premier cybersecurity firm to assist in our containment and remediation efforts as well as to conduct a forensic investigation
Worked extensively with our bank to run daily scans to detect any possible fraud
Offering 12 months of complimentary credit monitoring and identity protection services through Experian
Changes made: Reviewing our data security policies and practices
Strengthening our systems to lessen the likelihood of a future similar incident
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 29 days(29 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Montana State AGJan 8 · first · this page

Massachusetts State AG+3d

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/Grunt-Style.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 8, 2016
Raw hash: 77505992894ae9be6b40df8439e49d296ba48d56d35aa9cca93ce423fe094219

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityGrunt Style LLC

Victim entityGrunt Style LLC

Incidentdiscovered Dec 10, 2015

Stated responseNotified the Federal Bureau of Investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov