HackingFinancial ServicesTechnologyFinanceStolen CredentialsCapture Stored DataCustomer Data InvolvedTargetedIdentity (basic)Government IDFinancial accountMediumContained

INFOSYS MCCAMISH SYSTEMS, LLC

bd_23c5e8946f81312a · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 30, 2023

Filed

Feb 2, 2024

To disclose

14 weeks

Affected

857state residents only

Linked

28 filings

Confidence

69%

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

Infosys McCamish Systems LLC (IMS) notified Washington AG of unauthorized access to systems hosting deferred compensation plan data for Bank of America clients. Incident occurred Oct 29–Nov 2, 2023; discovered Oct 30, 2023. Data likely included names, addresses, DOBs, SSNs, and account info. 857 Washington residents affected. IMS engaged forensic investigators, contained the breach, and rebuilt systems. Bank of America offers 2 years of identity theft protection.

J jump to incidentP pin to compareR raw source

Washington clock✗ WA AG >90d14 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 1 days

discovery → filing · 14 weeks / 95 days

Oct 29, 2023

Begins

Oct 30, 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: Oct 30, 2023
Breach occurred: Oct 29, 2023 – Nov 2, 2023
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Jan 5, 2024
Affected individuals: 857state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: NameSocial Security numberFinancial account numberDate of birth
WA-stated cause: Unauthorized Access
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoing
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Initial access: valid_credentials

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: Rebuilding systems
Enhancing response capabilities
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(95 days from discovery to filing)
Compliance flags: WA AG >90d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 5 states

View merged incident ↗

Washington 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 (WA), 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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA27810.pdf
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: ee234ad5c6a37e7bb5aebf9f1c087a3f9bc12ea70d349e6a730da7b0b754ccfa

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityINFOSYS MCCAMISH SYSTEMS, LLC

Victim entityINFOSYS MCCAMISH SYSTEMS, LLC

Incidentdiscovered Oct 30, 2023

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

ComplianceWA AG >90d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com