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
Related:
- Ransomware’s appetite for US healthcare sees known attacks double in a year
March 15, 2024
Following the February 21 attack on Change Healthcare, scores of people in the US have been living with the brutal, real-world effects of ransomware. Described by the American Hospital Association (AHA) President and CEO Rick Pollack as “the most significant and consequential incident of its kind against the US health care system in history,” the attack ...
- Member of LockBit ransomware group sentenced to 4 years in prison
March 14, 2024
A dual Canadian-Russian national has been sentenced to four years in prison for his role in infecting more than 1,000 victims with the LockBit ransomware and then extorting them for tens of millions of dollars. Mikhail Vasiliev, a 33-year-old who most recently lived in Ontario, Canada, was arrested in November 2022 and charged with conspiring to ...
- New Multi-Stage StopCrypt Ransomware
March 12, 2024
The SonicWall Capture Labs threat research team recently observed a new variant of StopCrypt ransomware. The ransomware executes its malicious activities by utilizing multi-stage shellcodes before launching a final payload that contains the file encryption code. Infection Cycle At the start of execution, it creates a string of msim32.dll on the stack, and, using LoadLibrary, loads ...
- Ransomware: Attacks Continue to Rise as Operators Adapt to Disruption
March 12, 2024
Ransomware activity remains on an upward trend despite the number of attacks claimed by ransomware actors decreasing by slightly more than 20% in the fourth quarter of 2023. Attackers have continually refined their tactics and proven quick to respond to disruption, finding new ways to infect victims. Analysis of data from ransomware leak sites shows that ...
- Third-Party Breach and Missing MFA Contributed to British Library Cyber-Attack
March 11, 2024
The British Library ransomware attack was likely caused by the compromise of third-party credentials coupled with no multifactor authentication (MFA) in place to stop the attackers, despite previous warnings about these risks. This is according to a British Library report that sheds new light on the October 2023 attack, which shut down digital services and breached ...
- Capita shares sink as outsourcing giant swings to £107m loss, takes £25m hit from cyber attack
March 6, 2024
Capita has incurred £25.3m in costs tied to a cyber attack last March as the outsourcing giant swung to an annual loss and ramped up its cost-cutting programme. Shares fell 16 per cent on Wednesday morning. The group, which runs key local government, military and NHS services, posted a pretax loss of £106.6m for 2023, compared ...

