216.73.216.226

HELLOKITTY

The MITRE Corporation · Published 03/06/2021 22:07 · Modified 27/03/2026 01:05 Family

Essential information

Confidence
100/100
Is family
Yes
Published
03/06/2021 22:07
Modified
27/03/2026 01:05
Revoked
No
Author / Source
The MITRE Corporation
Related entities
33 attack patterns (mitre), 1 intrusion sets (apt), 9 sectors, 7 countries, 19 indicators, 2 vulnerabilities (cve)

Description

[HELLOKITTY](https://attack.mitre.org/software/S0617) is a ransomware written in C++ that shares similar code structure and functionality with [DEATHRANSOM](https://attack.mitre.org/software/S0616) and [FIVEHANDS](https://attack.mitre.org/software/S0618). [HELLOKITTY](https://attack.mitre.org/software/S0617) has been used since at least 2020, targets have included a Polish video game developer and a Brazilian electric power company.(Citation: FireEye FiveHands April 2021)

Marking (TLP)

TLP:CLEAR Copyright 2015-2025, The MITRE Corporation. MITRE ATT&CK and ATT&CK are registered trademarks of The MITRE Corporation.

External references

Related entities

Attack patterns, malware, vulnerabilities, indicators, intrusion sets and other entities linked to this malware.