This record tracks a ransomware attack claimed by the
qilin group against
Madison Services, Inc.. 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.
116days open
t1 · Published
t2 · Pending
Business Category
Services
Published
February 20, 2026
Disclosed / Notified
Not disclosed yet
Attack Summary
Madison Services, Inc. was named by the qilin ransomware group as a targeted organization. It operates in the Services sector. The affected entity is based in United States. The incident was first observed on February 20, 2026.
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 mdsvc.com
— indexed by HaveIBeenRansom.
0
found in Infostealer logs
36+
found in Traditional breaches
12+
found in Ransomware leaks
VerificationsIO_BF.7z.011
Kedr | Forum · breach
••• emails
National Business Furniture
medusa · ransomware
••• emails
Arandell Corp
medusa · ransomware
••• emails
2844Breaches_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
pureincubation-com.7z.001
Database World ROC · breach
••• emails
OnlinerSpambot_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
Collection1_BF.7z.003
formaceft_db · breach
••• emails
+ 12 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.