HackingFinancial ServicesFinanceVulnerability ExploitData ExfiltratedCustomer Data InvolvedIdentity (basic)LowContained

TD AMERITRADE CLEARING, INC.

bd_5b823752842f2542 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 30, 2023

Filed

Aug 9, 2023

To disclose

10 weeks

Affected

257state residents only

Linked

2 filings

Confidence

65%

Full breach record for TD AMERITRADE CLEARING, INC. →4 incidents on file

TD Ameritrade, a subsidiary of Charles Schwab, disclosed a security incident involving MOVEit Transfer software. Between May 28 and May 30, 2023, unauthorized individuals accessed the application and stole personal information, including names. The incident was discovered on May 30, 2023. TD Ameritrade halted use of the software, engaged independent experts, and notified law enforcement. Affected individuals were offered credit monitoring services.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >30d10 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 2 days

discovery → filing · 10 weeks / 71 days

May 28, 2023

Begins

May 30, 2023

Discovered

Aug 9, 2023

Filed

vs. sector median

+2 wks slower

This filing is one of 2 about the same incident.View merged incident

A leak claim by cl0p about this victim predates this filing by 33 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_d84363eca4bb6cab2023-07-07 · +33dCandidate

Name: TD Ameritrade, Inc. and Charles Schwab & Co., Inc.
norm: td ameritrade charles schwab
Domain: tdameritrade.com

Name: TD AMERITRADE CLEARING, INC.
norm: td ameritrade clearing
Domain: tdameritrade.com
Industry: Financial Servicesllm

Discovered: May 30, 2023
Breach occurred: May 28, 2023 – May 30, 2023
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 8, 2023
Affected individuals: 257state-resident count only
Data types: Identity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Initial access: exploit_public_facing

During the incident: Halted any use of MOVEit Transfer
Conducted a thorough investigation
Consulted with independent experts
Notified law enforcement
Offering credit monitoring and identity protection services from IdentityForce at no cost
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(71 days from discovery to filing)
Compliance flags: Leak >30d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

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/td-ameritrade-charles-schwab-20230809.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 9, 2023
Raw hash: d43aa61738503ae0e530c51b6355b59b2216b869e90b61c5e386704068ea11c7

Linked disclosures

Ransomware claims (1)

Reporting entityTD Ameritrade, Inc. and Charles Schwab & Co., Inc.

Victim entityTD AMERITRADE CLEARING, INC.

Incidentdiscovered May 30, 2023

Stated responseHalted any use of MOVEit Transfer

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov