[Pay2Key](https://attack.mitre.org/software/S0556) is a ransomware written in C++ that has been used by [Fox Kitten](https://attack.mitre.org/groups/G0117) since at least July 2020 including campaigns against Israeli companies. [Pay2Key](https://attack.mitre.org/software/S0556) has been incorporated with a leak site to display stolen sensitive information to further pressure victims into payment.(Citation: ClearkSky Fox Kitten February 2020)(Citation: Check Point Pay2Key November 2020)