Social EngineeringProfessional ServicesProfessional ServicesPhishingDelayed DiscoveryGovernment IDIdentity (basic)MediumContained

Siskind Susser, PC

bd_d175960a09671401 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jan 26, 2021

To disclose

—

Affected

5state residents only

Linked

3 filings

Confidence

66%

Full breach record for Siskind Susser, PC →

Siskind Susser, PC, a law firm based in Memphis, TN, notified the New Hampshire Attorney General of a phishing incident affecting employee email accounts. Unauthorized access occurred starting in May 2020. The firm blocked access, engaged forensic experts, and reviewed emails to identify affected individuals. Notification letters were sent on January 25, 2021, to 5 New Hampshire residents. Potentially compromised data included names, SSNs, driver's license/state ID numbers, and passport numbers. Remediation included MFA, hardware/software upgrades, and employee retraining.

J jump to incidentP pin to compareR raw source

Incident timeline

May 1, 2020

Begins

Jan 26, 2021

Filed

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Indiana State AGbd_e4d2bd65032822782021-01-25 · +1dVerified
Massachusetts State AGbd_14815e94b5441b4f2021-02-02 · +7dVerified

Name: Siskind Susser, PC
norm: siskind susser

Name: Siskind Susser, PC
norm: siskind susser
Industry: Professional Servicesllm

Discovered: —
Breach occurred: May 1, 2020
Materiality determined: —
Notification sent: Jan 25, 2021
Affected individuals: 5state-resident count only
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: External
Initial access: phishing_link

During the incident: Blocked the unauthorized access
Changed passwords
Launched an investigation
Engaged outside forensic experts to conduct a thorough investigation
Conducted an extensive document review (hand reviewing individual emails and attachments)
Sent notification letters to impacted individuals
Changes made: Instituting multi-factor authentication
Making hardware and software upgrades
Revising data retention policies
Retrained employees on identifying phishing scams
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Indiana State AGJan 25 · first

New Hampshire State AG+1d · this page

Massachusetts State AG+8d

Pattern: first filing Jan 25 (IN), last Feb 2 (MA) — a 8-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/siskind-susser-20210126.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 26, 2021
Raw hash: 274d9e9050de5ae89440c311bac43162896d3d026fa9abc14445f0164f72a3fb

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entitySiskind Susser, PC

Victim entitySiskind Susser, PC

IncidentPhishing

Stated responseBlocked the unauthorized access

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov