[Blue Mockingbird](https://attack.mitre.org/groups/G0108) is a cluster of observed activity involving Monero cryptocurrency-mining payloads in dynamic-link library (DLL) form on Windows systems. The earliest observed Blue Mockingbird tools were created…

[HEXANE](https://attack.mitre.org/groups/G1001) is a cyber espionage threat group that has targeted oil & gas, telecommunications, aviation, and internet service provider organizations since at least 2017. Targeted companies have been…

[Leviathan](https://attack.mitre.org/groups/G0065) is a Chinese state-sponsored cyber espionage group that has been attributed to the Ministry of State Security's (MSS) Hainan State Security Department and an affiliated front company.(Citation:…

[FIN8](https://attack.mitre.org/groups/G0061) is a financially motivated threat group that has been active since at least January 2016, and known for targeting organizations in the hospitality, retail, entertainment, insurance, technology,…

[Rancor](https://attack.mitre.org/groups/G0075) is a threat group that has led targeted campaigns against the South East Asia region. [Rancor](https://attack.mitre.org/groups/G0075) uses politically-motivated lures to entice victims to open malicious documents. (Citation:…

[Turla](https://attack.mitre.org/groups/G0010) is a cyber espionage threat group that has been attributed to Russia's Federal Security Service (FSB). They have compromised victims in over 50 countries since at least…

[Metador](https://attack.mitre.org/groups/G1013) is a suspected cyber espionage group that was first reported in September 2022. [Metador](https://attack.mitre.org/groups/G1013) has targeted a limited number of telecommunication companies, internet service providers, and universities…

[APT33](https://attack.mitre.org/groups/G0064) is a suspected Iranian threat group that has carried out operations since at least 2013. The group has targeted organizations across multiple industries in the United States,…

[Mustang Panda](https://attack.mitre.org/groups/G0129) is a China-based cyber espionage threat actor that has been conducting operations since at least 2012. [Mustang Panda](https://attack.mitre.org/groups/G0129) has been known to use tailored phishing lures…

[APT29](https://attack.mitre.org/groups/G0016) is threat group that has been attributed to Russia's Foreign Intelligence Service (SVR).(Citation: White House Imposing Costs RU Gov April 2021)(Citation: UK Gov Malign RIS Activity April…