Qiulong
Qiulong is a ransomware group with a financial motive, tracked by Brandefense. It targets 6 sectors, including Transportation and Logistics, and Healthcare, in Canada and Brazil.
- Techniques
- 0
- Exploited CVEs
- No CVE data
- First seen
- Apr 1, 2024
- Last seen
- Dec 31, 2024
- Record updated
Who They Target.
Sectors · 6
Labelsbrazil-focuseddata-leak-sitedouble-extortionlimited-public-evidenceqiulongransomware
About Qiulong.
Qiulong is a ransomware group that emerged around April 2024 primarily targeting Brazilian organizations using double extortion and unique tactics such as publishing identity documents of victims' family members to pressure payment.
Last updated Oct 1, 2026. Compiled by Brandefense technologies from structured threat intelligence and reviewed by Brandefense analysts. Techniques follow the MITRE ATT&CK framework.