This record tracks a ransomware attack claimed by the
threeam group against
ws.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.
-23days
t1 · Published
t2 · Disclosed
Disclosed / Notified
Apr 20, 2026
Attack Summary
WS Group Brasil is a Brazilian operations and business services provider engaged in logistics, technical support, contract administration, and labor-intensive service delivery. The company serves a mix of government, institutional, and commercial
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 ws.com.br
— indexed by HaveIBeenRansom.
15,463
found in Infostealer logs
14
found in Traditional breaches
2
found in Ransomware leaks
vivo_leak.rar
Anonymous Russia БД · breach
••• emails
VerificationsIO_BF.7z.011
Kedr | Forum · breach
••• emails
Vivara
medusa · ransomware
••• emails
Leaked Database Archive_2.7z.001
formaceft_db · breach
••• emails
b1nd.net_supersoloblast.com.zip
B1nd.net | $$$ Champagne Crypto 2.0 · breach
••• emails
AntiPublic_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
JamesDelivery_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
Twitter Full DB.part01.rar
Database World ROC · breach
••• emails
+ 4 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.