This record tracks a ransomware attack claimed by the
lockbit3 group against
siqueiracastro.com.br. 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.
1210days open
t1 · Published
t2 · Pending
Business Category
Finance / Legal / Insurance
Published
February 22, 2023
Disclosed / Notified
Not disclosed yet
Attack Summary
stolen 470gb data - finance, acc, reports, contractsActing on all fronts of the business, the so-called full service , is what is expected of a contemporary law firm. We, at SiqueiraCastro, go further. We are pioneers in full solution . With high...
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 siqueiracastro.com.br
— indexed by HaveIBeenRansom.
22
found in Infostealer logs
1,782+
found in Traditional breaches
14+
found in Ransomware leaks
Apollo.io DB 816millions.rar
Database World ROC · breach
••• emails
Hotel Urbano.rar
Anonymous Russia БД · breach
••• emails
@BreachedData1 LinkedIn 2021-23 Cleaned.7z.001
Database World ROC · breach
••• emails
TAPAir_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
TAPAir_BF_.7z.001
Database World ROC · breach
••• emails
EstanteVirtual_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
LinkedIn.com.txt
Database World ROC · breach
••• emails
Cit0day [cit0day.in] breaches.csv
LKnet reserve chat · breach
••• emails
+ 17 more leak sources locked
Leak volumes are locked
Sign in to reveal how many records each source exposed and the remaining 20 sources.
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.