Water Sigbin (aka the 8220 Gang) exploited the Oracle WebLogic vulnerabilities CVE-2017-3506 and CVE-2023-21839 to deploy a cryptocurrency miner using a PowerShell script. The threat actor also adopted new techniques to conceal its activities, making attacks harder to defend against.
Article Link: Decoding the 8220 Gang’s Latest Obfuscation Tricks | Trend Micro (US)