求帮忙解密，.redmat后缀的勒索病毒，解密大师无法解密

系统所有文件变成了.redmat后缀,无法解密，原始文件和加密文件在附件里。联系方式vx:slq1890    QQ:504911231

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您好，目前市面上已知的勒索病毒360安全卫士可以防御，部分勒索病毒支持解密。查询网址：http://lesuobingdu.360.cn/ 。
请问您是在做什么操作后电脑中毒的？ 中毒时电脑是否开启了360安全卫士呢？