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:
- Looking for sophisticated malware in IoT devices
September 23, 2020
Smart watches, smart home devices and even smart cars – as more and more connected devices join the IoT ecosystem, the importance of ensuring their security becomes patently obvious. It’s widely known that the smart devices which are now inseparable parts of our lives are not very secure against cyberattacks. Malware targeting IoT devices has been ...
- A Blind Spot in ICS Security: The Protocol Gateway [Part 3] What ICS Security Administrators can Do
September 23, 2020
A protocol gateway is a small network device, also called a “protocol converter” or “IoT gateway.” It is similar to an “interpreter” in the digital word, and acts as a communications intermediary between different protocols. As the integration of networks accelerates with IoT, protocol conversion grows increasingly important. However, the security of protocol gateways has ...
- Ransomware gang targets Russian businesses in rare coordinated attacks
September 23, 2020
Security firm Group-IB says it identified a new cybercrime group that, for the past six months, has repeatedly and intentionally targeted Russian businesses with malware and ransomware attacks. Named OldGremlin, Group-IB says the hackers are behind targeted attacks with a new strain ransomware called TinyCryptor (aka decr1pt). “They have been trying to target only Russian companies so ...
- AgeLocker ransomware targets QNAP NAS devices, steals data
September 23, 2020
QNAP NAS devices are being targeted in attacks by the AgeLocker ransomware, which encrypts the device’s data, and in some cases, steal files from the victim. AgeLocker is ransomware that utilizes an encryption algorithm called Age (Actually Good Encryption) designed to replace GPG for encrypting files, backups, and streams. Read more… Source: Bleeping Computer
- Mispadu Banking Trojan Resurfaces
September 22, 2020
Recent spam campaigns leading to URSA/Mispadu banking trojan (detected by Trend Micro as TrojanSpy.Win32.MISPADU.THIADBO) have been uncovered, as reported by malware analyst Pedro Tavares in a Twitter post and by Seguranca Informatica in a blog post. Mispadu malware steals credentials from users’ systems. This attack targets systems with Spanish and Portuguese as system languages. It is ...
- Healthcare lags behind in critical vulnerability management, banks hold their ground
September 22, 2020
Vulnerability management is a key component of modern strategies to combat cyberattackers, but which industries perform well in this area? The general public faces phishing attempts, spam, malvertising, and more in their daily lives. However, in the business realm, successfully targeting major companies — including banks, industrial giants, and medical facilities — can be far more ...