HackingFinancial ServicesTechnologyFinanceStolen CredentialsCapture Stored DataSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Magenta Holdco GP, LLC

bd_8603a20c9181ece2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 21, 2025

Filed

Oct 29, 2025

To disclose

10 weeks

Affected

14state residents only

Linked

4 filings

Confidence

66%

Full breach record for Magenta Holdco GP, LLC →

GreenSky (Magenta Holdco GP, LLC) notified the NH AG of a data event affecting 14 NH residents. Unauthorized access to customer databases occurred Aug 13-18, 2025, via a third-party vendor (Salesloft Drift). Data exposed: names and SSNs. Notification sent Oct 29, 2025. Response included law enforcement notification, vendor termination, forensic investigation, and 2-year credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 8 days

discovery → filing · 10 weeks / 69 days

Aug 13, 2025

Begins

Aug 21, 2025

Discovered

Oct 29, 2025

Filed

vs. sector median

+1 wks slower

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

Montana State AGbd_4b79495cb7ececd02025-10-29Candidate
Nebraska State AGbd_77c825094372e7a72025-10-29Verified
Indiana State AGbd_e0d1e6d8cf8a3ea52025-10-29Verified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Magenta Holdco GP, LLC
norm: magenta holdco gp
Also named: Magenta Holdco GP, LLCdba oflegal entity
GreenSky, LLCdba oftrade name
Industry: Financial ServicesllmTechnologyllm

Discovered: Aug 21, 2025
Breach occurred: Aug 13, 2025 – Aug 18, 2025
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 29, 2025
Affected individuals: 14state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: Notified federal law enforcementProviding written notice of this incident to relevant state and federal regulators, as necessary, and to the three major credit reporting agencies, Equifax, Experian, and TransUnion
Initial access: supply_chain

During the incident: Launched an investigation
Conducted a comprehensive review of the information accessed
Notified federal law enforcement regarding the event
Providing access to credit monitoring services for two (2) years, through Cyberscout, a TransUnion company, to individuals whose personal information was potentially affected by this incident, at no cost to these individuals
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this incident to relevant state and federal regulators, as necessary, and to the three major credit reporting agencies, Equifax, Experian, and TransUnion
Changes made: Working to implement additional safeguards and training to its employees
Promptly terminated our relationship with Salesloft
Engaged third-party cybersecurity specialists to investigate the activity
Reviewing our policies, procedures and processes related to the storage and access of sensitive information to reduce the likelihood of a similar future incident
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(69 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 ↗

Montana State AGOct 29 · first

Nebraska State AGOct 29 · first

Indiana State AGOct 29 · first

New Hampshire State AGOct 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/magenta-holdco-greensky-20251029.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 29, 2025
Raw hash: a1f2dd3e0dcd9c4601e370f8b0fc0de4f748a43c4d706bae95bdf078a3d41259

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityMagenta Holdco GP, LLC

Incidentdiscovered Aug 21, 2025

Stated responseLaunched an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov