RansomwareUnknown
HelloGookie
HelloGookie is a ransomware group, tracked by Brandefense. It targets the Technology sector in the United States.
- Techniques
- 0
- Exploited CVEs
- No CVE data
- Record updated
Who They Target.
Sectors · 1
Countries · 1
About HelloGookie.
HelloGookie is a rebrand of the HelloKitty ransomware group announced in April 2024, releasing previously stolen data from CD Projekt Red and Cisco; HelloKitty/HelloGookie has been active since 2020 with its highest-profile attack being the 2021 breach of CD Projekt Red.
Last updated Sep 29, 2026. Compiled by Brandefense technologies from structured threat intelligence and reviewed by Brandefense analysts. Techniques follow the MITRE ATT&CK framework.