Zimmerman & Walsh
bd_d7064d97820c1e30 · schema v1 · pii pii-v1
Full breach record for Zimmerman & Walsh →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group DragonForce on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
At Zimmerman & Walsh, LLP, we are dedicated to carrying on the legacy of founder Steven P. Zimmerman who passed away in 2015. Every day, we are proud to serve our fellow community members at an affordable rate as attorney Zimmerman did at his firm for 16 years. With unmatched compassion, enthusiasm and experience, we are not your typical Illinois law firm. Our team works together to ensure we are as thorough as possible when it comes to handling cases. We are more than just a law firm. We treat our clients like family, and we will protect your interests from the onset.
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Sep 23, 2024
Claim posted
—
No filing yet · watching
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
—
Compliance clock
Not assessable
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
dragonforce
According to ransomware.live, DragonForce is a major ransomware-as-a-service operation first observed in August 2023 that launched a formal affiliate program offering 80% revenue share, then rebranded as a "ransomware cartel" in 2025, gaining notoriety for high-profile attacks on UK retailers Marks & Spencer, Co-op, and Harrods.