This record tracks a ransomware attack claimed by the
lockbit3 group against
beamconstruction.com. 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.
-51days
t1 · Published
t2 · Disclosed
Business Category
Construction / Real Estate
Published
September 16, 2023
Disclosed / Notified
Jul 28, 2023
Attack Summary
Construction company.187GB- Financial reports, payment journal, bank statements, tax forms, various accounting documentation- Lists of employees with confidential data (ssn numbers, residential addresses, date of birth, contracts, FMLA forms, s...
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 beamconstruction.com
— indexed by HaveIBeenRansom.
0
found in Infostealer logs
199+
found in Traditional breaches
18+
found in Ransomware leaks
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••• emails
limeleads_breach.7z
TheUnderground - Reborn · breach
••• emails
OnlinerSpambot_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
Cit0day [cit0day.in] breaches.csv
LKnet reserve chat · breach
••• emails
Exploit.in.rar
LKnet reserve chat · breach
••• emails
City Builders
play · ransomware
••• emails
linkedIN_2.7z.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.