HackingStolen CredentialsData ExfiltratedCustomer Data InvolvedIDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNTHighContained
NATIONSTAR MORTGAGE LLC
bd_0b70ea800f866612 · schema v1 · pii pii-v1
Full breach record for NATIONSTAR MORTGAGE LLC →Nationstar Mortgage LLC (dba Mr. Cooper) detected suspicious activity on October 31, 2023, and determined that an unauthorized party accessed systems between October 30 and November 1, 2023. Files containing names, addresses, phone numbers, Social Security numbers, dates of birth, and bank account numbers were obtained. The company shut down systems to contain the incident, engaged cybersecurity experts, and contacted law enforcement. Approximately 47,818 Rhode Island residents were affected. Credit monitoring services were offered.
California clockDiscovered Oct 31, 2023 → Notified Dec 1, 202331d ✓ CA 60-day OK20 weeks discovery → filing
This filing is one of 9 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (8) · sorted by filing gap
- bd_66a3873bc3c9facfNew Hampshire State AGfiled 2023-12-19(94d gap)Verified
- bd_1649a1b2c61961c4Delaware State AGfiled 2023-12-15(98d gap)Candidate
- bd_533f8c10b6714aefDelaware State AGfiled 2023-12-15(98d gap)Verified
- bd_57eb457f3eb2112dCalifornia State AGfiled 2023-12-15(98d gap)Verified
Show 4 more filings ↓Show fewer ↑up to 98d gap
- bd_5d5578f4cbaaad52Montana State AGfiled 2023-12-15(98d gap)Verified
- bd_94029d67f539973dMaine State AGfiled 2023-12-15(98d gap)Verified
- bd_bcd8a251801840a2Oregon State AGfiled 2023-12-15(98d gap)Verified
- bd_ec18ec8370ea5376Washington State AGfiled 2023-12-15(98d gap)Verified
Source provenance
- Source URL
- https://oag.ca.gov/ecrime/databreach/reports/sb24-582926
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Mar 22, 2024
- Raw hash
- 1b3847642f6b9a732668ace5cb83443328a7298b83a0bc3e673f9a266e4f8486
Reporting entity
- Name
- NATIONSTAR MORTGAGE LLCnorm: nationstar mortgage
Victim entity
- Name
- NATIONSTAR MORTGAGE LLCnorm: nationstar mortgage
Incident
- Discovered
- Oct 31, 2023
- Materiality determined
- —
- Notification sent
- Dec 1, 2023
- Affected individuals
- 47,818
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNT
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
- Threat actor
- External
Compliance
- Time to disclose
- 20 weeks(143 days from discovery to filing)
- Compliance flags
- CA 60-day OK · 31d
- Discovery-date grounding
- letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
- Clock breakdown
Statute Window Elapsed Threshold Status California Discovered: Oct 31, 2023→ Notified: Dec 1, 202331d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.