Government-backed actors and other threat groups have used this vulnerability. It is known for targeting traders and businesses, with over 130 traders targeted in an initial wave. Protection: The issue was patched in WinRAR version 6.23 .
Ensure you have updated to the latest version of WinRAR to protect your computer from these malicious archives. If you are asking about a file you just received: 387rar
(Email attachment, trading site?) What is the filename? Government-backed actors and other threat groups have used
Based on search results, the most relevant information regarding "387" and "rar" refers to the serious tracked as CVE-2023-38831 . This vulnerability has been widely exploited to deliver malware. Key Facts About the WinRAR 38831 Vulnerability: Ensure you have updated to the latest version
If you suspect you have downloaded a malicious RAR file, do not open it and run a scan with your security software. Government-backed actors exploiting WinRAR vulnerability
The threat actors have used this method to drop malware such as DarkMe , Remcos RAT , and GuLoader to steal financial data.
Attackers hide malicious executables inside fake PDF or JPG files within a .rar or .zip archive. When a user tries to open the "document," the virus runs instead.