如何安全地检测、阻止和删除 Qepi 勒索软件

Qepi 勒索软件是 Djvu 家族的一员，它会加密文件并在文件名后附加“.qepi”扩展名，让受害者无法访问其数据。在恶意软件分析过程中发现，Qepi 经常与 RedLine 或 Vidar 等信息窃取程序合作。

解密勒索信

Qepi 留下的勒索信声称要加密所有文件，并要求支付解密工具费用。它承诺免费解密一个文件，尽管该文件并不重要，但这也带来了一线希望。信中提供了沟通渠道以及截止日期和折扣优惠。

Qepi 的勒索信内容如下：

ATTENTION!

Don't worry, you can return all your files!
All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key.
The only method of recovering files is to purchase decrypt tool and unique key for you.
This software will decrypt all your encrypted files.
What guarantees you have?
You can send one of your encrypted file from your PC and we decrypt it for free.
But we can decrypt only 1 file for free. File must not contain valuable information.
Do not ask assistants from youtube and recovery data sites for help in recovering your data.
They can use your free decryption quota and scam you.
Our contact is emails in this text document only.
You can get and look video overview decrypt tool:
-
Price of private key and decrypt software is $999.
Discount 50% available if you contact us first 72 hours, that's price for you is $499.
Please note that you'll never restore your data without payment.
Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours.

To get this software you need write on our e-mail:
support@freshingmail.top

Reserve e-mail address to contact us:
datarestorehelpyou@airmail.cc

Your personal ID:
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揭露 Djvu 勒索软件策略

Djvu 勒索软件采用复杂的过程来加密文件，包括动态 API 解析和进程挖空，以逃避检测并掩盖其活动。

掌握勒索软件的本质

勒索软件操作通常涉及加密和赎金要求，因此必须以加密货币支付。受害者将面临最后期限和警告，否则将面临永久性数据丢失。

防范勒索软件入侵

用户可以通过避免使用盗版软件、谨慎使用电子邮件附件和链接以及维护更新的系统和安全软件来降低勒索软件风险。建议使用可靠的反恶意软件工具定期扫描，以快速检测和清除 Qepi 等威胁。