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:
- Four years after the Dyn DDoS attack, critical DNS dependencies have only gone up
November 30, 2020
In 2016, Dyn, a provider of managed DNS servers, was the victim of a massive DDoS attack that crippled the company’s operations and took down domain-name-resolving operations for more than 175,000 websites. While some sites managed to stay up by activating a redundancy and switching DNS resolving to secondary servers, many websites were not prepared and ...
- IIoT chip maker Advantech hit by ransomware, $12.5 million ransom
November 28, 2020
The Conti ransomware gang hit the systems of industrial automation and Industrial IoT (IIoT) chip maker Advantech and is now demanding a $14 million ransom to decrypt affected systems and to stop leaking stolen company data. Advantech is a global leading manufacturer of IT products and solutions, including embedded PCs, network devices, IoT, servers, and healthcare ...
- New MacOS Backdoor Connected to OceanLotus Surfaces
November 27, 2020
Trend Micro researchers have recently discovered a new backdoor we believe to be related to the OceanLotus group. Some of the updates of this new variant (detected by Trend Micro as Backdoor.MacOS.OCEANLOTUS.F) include new behavior and domain names. As of writing, this sample is still undetected by other antimalware solutions. Due to similarities in dynamic behavior ...
- Sophos notifies customers of data exposure after database misconfiguration
November 26, 2020
UK-based cyber-security vendor Sophos is currently notifying customers via email about a security breach the company suffered earlier this week. “On November 24, 2020, Sophos was advised of an access permission issue in a tool used to store information on customers who have contacted Sophos Support,” the company said in an email sent to customers and ...
- Ransomware hits largest US fertility network, patient data stolen
November 26, 2020
US Fertility, the largest network of fertility centers in the U.S., says that some of its systems were encrypted in a ransomware attack that affected the company two months ago, in September 2020. The US Fertility (USF) network is comprised of 55 locations across 10 states that completed almost 25,000 IVF cycles in 2018 through its ...
- Laser-Based Hacking from Afar Goes Beyond Amazon Alexa
November 26, 2020
Imagine someone hacking into an Amazon Alexa device using a laser beam and then doing some online shopping using that person account. This is a scenario presented by a group of researchers who are exploring why digital home assistants and other sensing systems that use sound commands to perform functions can be hacked by light. The ...