SunSource Borrower LLC — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
4
occurrences
First Seen
June 18, 2026
Last Seen
June 19, 2026

SunSource Borrower LLC is an organization tracked by ThreatCluster, appearing in 2 threat clusters built from 4 intelligence report mentions.

SunSource Borrower LLC is a organization tracked across 2 threat clusters and 4 intelligence report mentions on ThreatCluster. First observed June 18, 2026; most recent activity June 19, 2026.

Related Threat Clusters

  • SunSource Data Breach Exposes Sensitive Personal Information

    SunSource Borrower LLC suffered a data breach from March 31 to April 5, 2026, when an unauthorized third party accessed part of its network. The ransomware group Payouts King claimed responsibility for the attack,…

    2 articles · Updated June 19, 2026
  • Data Breaches at SunSource Borrower LLC and AssetMark, Inc.

    Edelson Lechtzin LLP is investigating data privacy claims related to data breaches at SunSource Borrower LLC and AssetMark, Inc. Both breaches involve unauthorized access to personal information, affecting potentially…

    2 articles · Updated June 19, 2026

Recent Intelligence Reports

  • SunSource Borrower LLC Data Breach: Edelson Lechtzin LLP — Globenewswire · June 19, 2026
  • AssetMark, Inc., LLC Data Breach Alert: Edelson Lechtzin — Globenewswire · June 19, 2026
  • SunSource Borrower LLC Data Breach Class Action Investigation — Databreachclassaction · June 19, 2026
  • SunSource Data Breach Exposes SSNs and Medical Records — Claimdepot · June 18, 2026

Frequently asked questions

What is SunSource Borrower LLC?

SunSource Borrower LLC is an organization tracked by ThreatCluster, appearing in 2 threat clusters built from 4 intelligence report mentions.

Is SunSource Borrower LLC still active?

The most recent intelligence report mentioning SunSource Borrower LLC on ThreatCluster is dated June 19, 2026. Activity was first observed June 18, 2026, giving a tracked span from then to June 19, 2026.

What is SunSource Borrower LLC associated with?

Across ThreatCluster reporting, SunSource Borrower LLC most frequently co-occurs with Data Breach, Ransomware, Lincoln Retirement Services Company LLC, CWE-200 - Exposure of Sensitive Information, T1041 - Exfiltration Over C2 Channel, among 6 tracked related entities.

What are the latest developments involving SunSource Borrower LLC?

The most significant recent cluster is “SunSource Data Breach Exposes Sensitive Personal Information” (2 articles · Updated June 19, 2026). SunSource Borrower LLC appears across 2 threat clusters in total, listed above with sources.

How much reporting does ThreatCluster have on SunSource Borrower LLC?

SunSource Borrower LLC appears in 4 intelligence report mentions across 2 deduplicated threat clusters, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown