HackingFinancial ServicesFinanceStolen CredentialsTargetedPIIIdentity (basic)LowContained

GAIN CAPITAL GROUP, LLC

bd_bbbf4728db5d0f54 · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 15, 2020

Filed

Jun 22, 2020

To disclose

10 weeks

Affected

27state residents only

Linked

5 filings

Confidence

65%

Full breach record for GAIN CAPITAL GROUP, LLC →2 incidents on file

GAIN Capital Group, LLC notified Montana residents of a data security incident where unauthorized access occurred between April 14-18, 2020. The company discovered suspicious activity on April 15, 2020. Customer names and contact information were potentially accessed; SSNs were not involved. GAIN engaged a cybersecurity firm, secured servers, and implemented enhanced monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 1 days

discovery → filing · 10 weeks / 68 days

Apr 14, 2020

Begins

Apr 15, 2020

Discovered

Jun 22, 2020

Filed

vs. sector median

+1 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Indiana State AGbd_bc4223f9d27ea9ba2020-06-22Verified
California State AGbd_d6091f69fbfc01682020-06-22Verified
Massachusetts State AGbd_da0f2d32666af4b12020-06-22Verified
New Hampshire State AGbd_f926992cad90808c2020-06-23 · +1dVerified

Name: GAIN CAPITAL GROUP, LLC
norm: gain capital

Name: GAIN CAPITAL GROUP, LLC
norm: gain capital
Industry: Financial Servicesllm

Discovered: Apr 15, 2020
Breach occurred: Apr 14, 2020 – Apr 18, 2020
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Jun 20, 2020
Affected individuals: 27state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Started an investigation with the assistance of a leading cyber security firm
Secured the involved servers and took them offline
Changes made: Implemented additional security measures, including the deployment of enhanced monitoring and alerting software
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(68 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGJun 22 · first

California State AGJun 22 · first

Massachusetts State AGJun 22 · first

Montana State AGJun 22 · first · this page

New Hampshire State AG+1d

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://dojmt.gov/wp-content/uploads/OCP/Consumer-106.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 22, 2020
Raw hash: 625144e98fe651f0453108ec2974045a561c62a2bb85da80cc450f5a347cf7a6

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityGAIN CAPITAL GROUP, LLC

Victim entityGAIN CAPITAL GROUP, LLC

Incidentdiscovered Apr 15, 2020

Stated responseStarted an investigation with the assistance of a leading cyber security firm

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov