This record tracks a ransomware attack claimed by the
threeam group against
amc.org.au. 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.
-44days
t1 · Published
t2 · Disclosed
Business Category
Healthcare / Medicine
Disclosed / Notified
Apr 30, 2026
Attack Summary
The Australian Medical Council (AMC) is an independent national standards body responsible for the accreditation and assessment of medical education and training in Australia and New Zealand. Its primary purpose is to ensure that the standards of
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 amc.org.au
— indexed by HaveIBeenRansom.
413
found in Infostealer logs
255+
found in Traditional breaches
21+
found in Ransomware leaks
limeleads_breach.7z
TheUnderground - Reborn · breach
••• emails
Ticketek_BF.7z
Database World ROC · breach
••• emails
Qantas Airways Limited
shinyhunters · ransomware
••• emails
QantasAirwaysLimited_BF.7z
Database World ROC · breach
••• emails
@BreachedData1 LinkedIn 2021-23 Cleaned.7z.001
Database World ROC · breach
••• emails
VerificationsIO_BF.7z.011
Kedr | Forum · breach
••• emails
pureincubation-com.7z.001
Database World ROC · 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.