Disclosure context

About lockbit5

Based on the provided data, LockBit5 appears to be a recently emerged ransomware operation first observed in December 2025, representing what may be a new iteration or rebrand within the LockBit ransomware ecosystem, with primary financial motivations evidenced by their targeting of high-value sectors. Given the LockBit naming convention and the timing of emergence, this group likely operates from Eastern Europe or Russia and may represent either a continuation of previous LockBit operations or a new affiliate group leveraging the established LockBit brand, though specific organizational details remain undocumented by major security agencies. While detailed attack methodologies have not been publicly documented by CISA, FBI, or major security researchers, the group's targeting pattern across 157 victims suggests a broad-spectrum approach focusing on technology, manufacturing, healthcare, and transportation sectors primarily in the United States, Brazil, Germany, Italy, and Mexico. Due to the group's recent emergence in December 2025, there are no publicly documented notable campaigns or major incidents reported by established threat intelligence sources, though the victim count indicates active operations. The group appears to be currently active based on the recent first observation date, though comprehensive analysis from major security agencies has not yet been published given the short timeframe since emergence. The group has been linked to 252 public disclosures across our corpus. First observed on a leak site on December 7, 2025; most recent post May 12, 2026. The operation is currently active.

Timeline of this disclosure

April 29, 2026defcon5italy.com listed by lockbit5on the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Not Found sector, which has 4,859 disclosures indexed across all operators we track. Geographically, defcon5italy.com is reported in IT, a country with 195 ransomware disclosures in our corpus.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.

Ransomware victim disclosure

← All victims

Defcon 5 S.r.l.

listed as defcon5italy.com · Claimed by lockbit5 · listed 22 days ago

21d

Age

since listed · data leaked

Status timeline

Listed
Apr 29, 2026
Data leaked

At a glance

Group: lockbit5
Status: Data leaked
Country: IT
Sector: Not Found
Listed on leak site: Apr 29, 2026

About the victim

AI dossier — public-source company profile

Defcon 5 S.r.l. is an Italian company based in Pordenone, Italy, that designs, manufactures, and distributes military wear, tactical accessories, and related equipment. The company holds a NATO CAGE Code (AG427) and supplies NATO armies, as well as offering products for defence and security applications. They distribute numerous international tactical and outdoor brands alongside their own Defcon 5 product line.

Industry: Military & Tactical Gear Manufacturing & Distribution
Address: Pordenone, Italy

Attack summary

Severity: high — Data has been published (confirmed exfiltration) by the group. The victim is a NATO-certified military and tactical gear supplier, meaning compromised data could include government/defence procurement records, reseller and armed forces customer data, and supply chain information — elevating sensitivity beyond typical commercial breaches.

LockBit 5 claims to have attacked Defcon 5 S.r.l. and the disclosed status indicates data has been published; the leak post references the company's defence-condition branding but does not specify exact data categories or volume exfiltrated in the truncated excerpt.

high

Data the group says was taken

AI dossier — extracted from the leak post

Company business data
Potential customer/reseller records
Potential procurement/supply chain documents
Potential armed forces / government contract data

What the group claims

DEFCON, the U.S. acronym for DEFense CONdition, tells of the highest degree of protection and effica...

Sources

Source

Indexed 22 days ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.