HackingFinancial ServicesTechnologyFinanceCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

INFOSYS MCCAMISH SYSTEMS, LLC

bd_c84589f45ed51923 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 3, 2023

Filed

Feb 2, 2024

To disclose

13 weeks

Affected

Not disclosed

Linked

28 filings

Confidence

64%

Full breach record for INFOSYS MCCAMISH SYSTEMS, LLC →3 incidents on file

Infosys McCamish Systems LLC (IMS) experienced a cybersecurity event on or around November 3, 2023, when an unauthorized third party accessed IMS systems. The incident potentially compromised deferred compensation plan information for participants in plans serviced by Bank of America, including names, addresses, dates of birth, Social Security numbers, and account information. IMS retained a forensic firm, contained the threat, and rebuilt systems. Bank of America is offering two years of complimentary identity theft protection via Experian.

J jump to incidentP pin to compareR raw source

California clockDiscovered Nov 3, 2023 → Notified Nov 24, 202321d ✓ CA 60-day OK13 weeks discovery → filing

Incident timeline

undetected · 5 days

discovery → filing · 13 weeks / 91 days

Oct 29, 2023

Begins

Nov 3, 2023

Discovered

Feb 2, 2024

Filed

vs. sector median

+5 wks slower

This filing is one of 28 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

California State AGbd_2c639b79e47974562024-09-09 · +220dVerified
New Hampshire State AGbd_da623b6c9a5b4c602024-09-09 · +220dVerified by operator
Maine State AGbd_e4f30fd83097d2ea2024-09-09 · +220dVerified
New Hampshire State AGbd_76fe70ad7d12b3222024-10-17 · +258dVerified by operator

Show 6 more filings ↓up to 413d gap

California State AGbd_09e9ee0e8ae4cab22024-10-21 · +262dVerified by operator
Maine State AGbd_e146df2080ac907d2024-10-21 · +262dVerified by operator
Montana State AGbd_0c4cfe30b6b9a1792024-11-15 · +287dVerified by operator
California State AGbd_2602582028ab1a682024-12-10 · +312dVerified by operator
Maine State AGbd_0b9b35d5b78a3c9c2025-03-21 · +413dVerified by operator
California State AGbd_d5e10ce4b017519f2025-03-21 · +413dVerified by operator

Showing first 10 of 27 linked disclosures.

Name: INFOSYS MCCAMISH SYSTEMS, LLC
norm: infosys mccamish

Name: INFOSYS MCCAMISH SYSTEMS, LLC
norm: infosys mccamish
Industry: Financial ServicesllmTechnologyllm

Discovered: Nov 3, 2023
Breach occurred: Oct 29, 2023
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 24, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External

During the incident: Retained a third-party forensic firm to investigate and assist with IMS’s recovery plan
Containing and remediating malicious activity
Rebuilding systems
Enhancing response capabilities
Changes made: Providing a complimentary two-year membership in an identity theft protection service provided by Experian IdentityWorks
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 weeks(91 days from discovery to filing)
Compliance flags: CA 60-day OK · 21d
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: Nov 3, 2023
→ Notified: Nov 24, 2023
21d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Nov 3, 2023 → Notified: Nov 24, 2023	21d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 4 states

View merged incident ↗

California State AGFeb 2 · first · this page

California State AG+220d

New Hampshire State AG+220d

Maine State AG+220d

New Hampshire State AG+258d

California State AG+262d

Maine State AG+262d

Montana State AG+287d

California State AG+312d

Maine State AG+413d

California State AG+413d

Pattern: first filing Feb 2 (CA), last Mar 21 (CA) — a 413-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 27 — the full spread may be wider.

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://oag.ca.gov/ecrime/databreach/reports/sb24-580463
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 2, 2024
Raw hash: f48b8fc4c5f30ef41e1cb86516edf9c859d89a6422672804985c56154564082b

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityINFOSYS MCCAMISH SYSTEMS, LLC

Victim entityINFOSYS MCCAMISH SYSTEMS, LLC

Incidentdiscovered Nov 3, 2023

Stated responseRetained a third-party forensic firm to investigate and assist with IMS’s recovery plan

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov