This record tracks a ransomware attack claimed by the
lockbit3 group against
bigc.co.th. 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.
1149days open
t1 · Published
t2 · Pending
Business Category
Retail / E-commerce
Disclosed / Notified
Not disclosed yet
Attack Summary
Big C is a grocery and general merchandising retailer headquartered in Bangkok, Thailand.Big C is as of 2016 Thailand's second-largest hypermarket operator after Lotus's.It has operations in four countries, namely Thailand, Vietnam, Laos and Camb...
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 bigc.co.th
— indexed by HaveIBeenRansom.
6,840
found in Infostealer logs
2,559+
found in Traditional breaches
10+
found in Ransomware leaks
MalindoAir_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
MalindoAir_BF.7z
TheUnderground - Reborn · breach
••• emails
OnlinerSpambot_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
Apollo.io DB 816millions.rar
Database World ROC · breach
••• emails
Cit0day [cit0day.in] breaches.csv
LKnet reserve chat · breach
••• emails
contacts_120.csv
Database World ROC · breach
••• emails
contacts_83.csv
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.