From December 2023 to the present, QiAnXin Threat Intelligence Center observed that a ransomware written in rust language is very active on the Chinese Internet, and a large number of machines in China have been ransomed, with up to more than 20 victimized units only in the terminals of government and enterprises, which the researchers call Rast ransomware.
After a long time of tracking, QiAnXin Threat Intelligence Center have captured three versions of Rast ransomware, and the versions are still iterating. rast ransomware has a very special logic: after the ransomware is completed, it will upload the machine name and unique identifier of the local machine to the remote mysql database. Through reverse analysis the research team got the mysql database account password and statistics of victims in the database, and found that in just ten months more than 6,800 terminals were controlled.
Read more…
Source: QiAnXin Threat Intelligence Center
Related:
- CISA and Partners Release Cybersecurity Best Practices for Smart Cities
April 19, 2023
Today, CISA, NSA, FBI, NCSC-UK, ACSC, CCCS and NCSC-NZ released a joint guide: Cybersecurity Best Practices for Smart Cities. Smart cities may create safer, more efficient, resilient communities through technological innovation and data-driven decision making. However, this opportunity also introduces potential vulnerabilities and weaknesses that—if exploited—could impact national security, economic security, public health and safety, and ...
- Microsoft SQL servers hacked to deploy Trigona ransomware
April 19, 2023
Attackers are hacking into poorly secured and Interned-exposed Microsoft SQL (MS-SQL) servers to deploy Trigona ransomware payloads and encrypt all files. The MS-SQL servers are being breached via brute-force or dictionary attacks that take advantage of easy-to-guess account credentials. Read more… Source: Bleeping Computer
- Growth of ‘hackers for hire’ will lead to more attacks and unpredictable threats, UK cyber security agency warns
April 19, 2023
The number of “hackers for hire” is set to grow over the next five years, leading to more cyber attacks and increasingly unpredictable threats, the UK’s cyber security agency has warned. A rise in spyware is also anticipated and other hacking tools, according to a new report by the National Cyber Security Centre (NCSC), which is ...
- Google patches another actively exploited Chrome zero-day
April 19, 2023
Google has released a security update for the Chrome web browser to fix the second zero-day vulnerability found to be exploited in attacks this year. “Google is aware that an exploit for CVE-2023-2136 exists in the wild,” reads the security bulletin from the company. Read more… Source: Bleeping Computer
- Play ransomware gang uses custom Shadow Volume Copy data-theft tool
April 19, 2023
The Play ransomware group has developed two custom tools in .NET, namely Grixba and VSS Copying Tool, which it uses to improve the effectiveness of its cyberattacks. The two tools enable attackers to enumerate users and computers in compromised networks, gather information about security, backup, and remote administration software, and easily copy files from Volume Shadow ...
- Capita IT breach gets worse as Black Basta claims it’s now selling off stolen data
April 18, 2023
Black Basta, the extortionists who claimed they were the ones who lately broke into Capita, have reportedly put up for sale sensitive details, including bank account information, addresses, and passport photos, stolen from the IT outsourcing giant. A spokesperson for the London-based corporation, which has UK government contracts totaling £6.5 billion ($8 billion), said it hasn’t ...