This record tracks a ransomware attack claimed by the
qilin group against
heparks.org. It collects the publicly disclosed attack details — sector, location and
timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAP
Window Zero is the time the breach stayed in the open before
anyone said so — the gap between when the attack was first discovered
on the operator's leak site (t1) and when it was publicly disclosed (t2).
The wider this window, the longer victims, staff and customers were exposed with no warning.
-18days
t1 · Published
t2 · Disclosed
Business Category
Communication / Marketing
Published
September 06, 2025
Disclosed / Notified
Aug 19, 2025
Attack Summary
The Hoffman Estates Park District strives to provide the local community with exceptional recreational programs, well-maintained parks, and high-quality facilities. Their offerings include a variety of programs for youth, adults, and seniors, ...
Leak Screenshots
SAMPLE
Proof-of-breach screenshots the operator posted from the stolen data. Previews are
redacted and locked — the originals are available on HaveIBeenRansom.
Dark Web Exposure
Findings for heparks.org
— indexed by HaveIBeenRansom.
18
found in Infostealer logs
759+
found in Traditional breaches
91+
found in Ransomware leaks
limeleads_breach.7z
TheUnderground - Reborn · breach
••• emails
VerificationsIO_BF.7z.011
Kedr | Forum · breach
••• emails
pureincubation-com.7z.001
Database World ROC · breach
••• emails
Apollo.io DB 816millions.rar
Database World ROC · breach
••• emails
Arandell Corp
medusa · ransomware
••• emails
Access Intelligence
play · ransomware
••• emails
DriveSure_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
AntiPublic_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
+ 17 more leak sources locked
Leak volumes are locked
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Legal Disclaimer:
This ransomware victim record reflects information published on the operator's leak site.
Breach.house does not acquire, download, host, access or redistribute unlawfully obtained data. It indexes only publicly visible information posted by ransomware, breach and infostealer operators and open web sources, without accessing the underlying stolen content. The service supports public awareness, legitimate research and cyber-resilience.