#StopRansomware: Akira Ransomware summary


Since March 2023, Akira ransomware has impacted a wide range of businesses and critical infrastructure entities in North America, Europe, and Australia. In April 2023, following an initial focus on Windows systems, Akira threat actors deployed a Linux variant targeting VMware ESXi virtual machines.

As of January 1, 2024, the ransomware group has impacted over 250 organizations and claimed approximately $42 million USD in ransomware proceeds. Early versions of the Akira ransomware variant were written in C++ and encrypted files with a .akira extension; however, beginning in August 2023, some Akira attacks began deploying Megazord, using Rust-based code which encrypts files with a .powerranges extension.

Read more…
Source: U.S. Federal Bureau of Investigation Cyber Division


Sign up for our Newsletter


Related:

  • U.S. State Department offers up to $11 Million reward for Information about ransomware administrator charged with cybercrimes for deploying “Lockergoga,” “Nefilim,” and “Megacortex”

    September 9, 2025

    BROOKLYN, NY – Earlier today, a superseding indictment was unsealed charging Volodymyr Tymoshchuk, also known as “deadforz,” “Boba,” “msfv,” and “farnetwork,” a Ukrainian national, for his role in international ransomware schemes. Tymoshchuk is not in U.S. custody. Joseph Nocella, Jr., United States Attorney for the Eastern District of New York; Matthew R. Galeotti, Acting Assistant Attorney ...

  • Storm-0501’s evolving techniques lead to cloud-based ransomware

    August 29, 2025

    Microsoft Threat Intelligence has observed financially motivated threat actor Storm-0501 continuously evolving their campaigns to achieve sharpened focus on cloud-based tactics, techniques, and procedures (TTPs). While the threat actor has been known for targeting hybrid cloud environments, their primary objective has shifted from deploying on-premises endpoint ransomware to using cloud-based ransomware tactics. Unlike traditional on-premises ransomware, ...

  • The first AI-powered proof of concept ransomware has been spotted

    August 27, 2025

    Security researchers from ESET have identified the first known AI-powered ransomware, which serves as a warning for security teams as generative AI has, and will, continue to make cyberattacks much more accessible for criminals. Peter Strycek and Anton Cherepanov discovered the proof of concept, which they dubbed ‘PromptLock’, which, ‘leverages Lua scripts generated from hard-coded prompts ...

  • African authorities dismantle massive cybercrime and fraud networks, recover millions

    August 22, 2025

    LYON, France – In a sweeping INTERPOL-coordinated operation, authorities across Africa have arrested 1,209 cybercriminals targeting nearly 88,000 victims. The crackdown recovered USD 97.4 million and dismantled 11,432 malicious infrastructures, underscoring the global reach of cybercrime and the urgent need for cross-border cooperation. Operation Serengeti 2.0 (June to August 2025) brought together investigators from 18 African ...

  • Warlock: From SharePoint Vulnerability Exploit to Enterprise Ransomware

    August 20, 2025

    Organizations continue to grapple with increasingly complex cyberthreats, as ransomware groups rapidly evolve their tactics. In a recent attack wave, the Warlock ransomware group exploited internet-exposed, unpatched on-premise Microsoft SharePoint servers, abusing newly discovered vulnerabilities to gain initial access to their target’s system. Other groups such as Linen Typhoon and Violet Typhoon have also been observed ...

  • Pharma giant Inotiv hit by ransomware attack, says operations were affected

    August 19, 2025

    Inotiv, an American pharmaceutical and biotech company, has confirmed it has suffered a ransomware attack which forced it to shut down parts of its IT infrastructure. In a report filed with the US Securities and Exchange Commission (SEC), the company said it spotted the attack on August 8, 2025. The initial investigation determined that someone broke ...