This record tracks a ransomware attack claimed by the
thegentlemen group against
JN Aceros. 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.
14days
t1 · Published
t2 · Disclosed
Disclosed / Notified
Jul 15, 2025
Attack Summary
www.jnaceros.com.pe, https://www.zoominfo.com/c/jn-aceros/455686474, JN Aceros is a company that operates in the HR & Staffing industry. It employs 50to99 people and has 100MMto250M of revenue. The company is headquartered in San Luis, Lima region, Peru.
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 jnaceros.com.pe
— indexed by HaveIBeenRansom.
0
found in Infostealer logs
36
found in Traditional breaches
0
found in Ransomware leaks
Miami Management
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••• emails
VivaAir Colombia.txt
Database World ROC · breach
••• emails
@TXTLOG_ALIEN — @TXTLOG_LINK - 491.txt
Database World ROC · breach
••• emails
Neiman Marcus_.7z.001
Database World ROC · breach
••• emails
coinbase.com 263k.txt
CHAT BZD · breach
••• emails
123RF_BF.7z
TheUnderground - Reborn · breach
••• emails
Cit0day [cit0day.in] breaches.csv
LKnet reserve chat · breach
••• emails
coinbase_.com_MailPass emails.txt
Database World ROC · breach
••• emails
+ 3 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.