PHPsert - S9028 (9491a623-5861-4d0a-9958-8c05d0d17442)
PHPsert is a webshell used to execute PHP code that has been in use since at least 2023 against targets in Japan, Singapore, Peru, Taiwan, Iran, Republic of Korea, and the Philippines. PHPsert is not typically deployed as a standalone but integrated into web content such as text editors and content management systems.(Citation: sentinelone operationDigitalEye Dec 2024)