基于内存 Webshell 的无文件攻击技术研究
https://landgrey.me/blog/12/
package com.joysuccess.dcim.alarm.utils; import org.springframework.beans.BeansException; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import org.springframework.stereotype.Component; @Component public class SpringUtil implements ApplicationContextAware { private static ApplicationContext applicationContext; @Override public void setApplicationContext(ApplicationContext applicationContext) throws BeansException { if (SpringUtil.applicationContext == null) { SpringUtil.applicationContext = applicationContext; } } //获取applicationContext public static ApplicationContext getApplicationContext() { return applicationContext; } //通过name获取 Bean. public static Object getBean(String name) { return getApplicationContext().getBean(name); } //通过class获取Bean. public static <T> T getBean(Class<T> clazz) { return getApplicationContext().getBean(clazz); } //通过name,以及Clazz返回指定的Bean public static <T> T getBean(String name, Class<T> clazz) { return getApplicationContext().getBean(name, clazz); } }
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