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Home/ATT&CK/Software/S1129
MITRE ATT&CK Malware

Akira (S1129)

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[Akira](https://attack.mitre.org/software/S1129) ransomware, written in C++, is most prominently (but not exclusively) associated with the ransomware-as-a-service entity [Akira](https://attack.mitre.org/groups/G1024). [Akira](https://attack.mitre.org/software/S1129) ransomware has been used in attacks across North America, Europe, and Australia, with a focus on critical infrastructure sectors including manufacturing, education, and IT services. [Akira](https://attack.mitre.org/software/S1129) ransomware employs hybrid encryption and threading to increase the speed and efficiency of encryption and runtime arguments for tailored attacks. Notable variants include Rust-based [Megazord](https://attack.mitre.org/software/S1191) for targeting Windows and [Akira _v2](https://attack.mitre.org/software/S1194) for targeting VMware ESXi servers.(Citation: Kersten Akira 2023)(Citation: CISA Akira Ransomware APR 2024)(Citation: Cisco Akira Ransomware OCT 2024)

Platforms: Windows

▪Techniques implemented (10)

T1083File and Directory DiscoveryT1082System Information DiscoveryT1059.001PowerShellT1047Windows Management InstrumentationT1059.003Windows Command ShellT1135Network Share DiscoveryT1106Native APIT1490Inhibit System RecoveryT1057Process DiscoveryT1486Data Encrypted for Impact

▪Used by groups (1)

G1024Akira
S1129on MITRE ATT&CK →

MITRE ATT&CK® is a registered trademark of The MITRE Corporation. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.