1. 根工具包：
Rootkit 是一组应用程序，是一种恶意软件，旨在感染目标 PC 并允许攻击者安装一组工具，授予他对计算机的持久远程访问权限。恶意软件通常将自己伪装成“隐藏在视线中”的普通文件，因此您的防病毒软件会忽略它们。它支持对计算机或计算机网络的管理员级别访问。其动机是从您的计算机中窃取身份信息，通常是为了获得对系统的控制权。很难检测和去除，需要专门的工具去除。
2. 蠕虫：
蠕虫类似于病毒，但它不会修改程序。它越来越多地自我复制，导致计算机系统变慢。蠕虫可以通过远程控制。蠕虫的主要目标是吃系统资源。
Rootkit 和蠕虫的区别：
| S.No. | ROOTKIT | WORMS |
|---|---|---|
| 1. | Rootkit is set of malicious program that enables administrator-level access to a computer network. | A Worm is a form of malware that replicates itself and can spread to different computers via Network. |
| 2. | The main objective of rootkit is to steal the identity information, often to gain control of a system. | The main objective of worms to eat the system resources. |
| 3. | Detecting and removing a rootkit is a complex process and typically requires the use of specialized tools. | Worms can be detected and removed by the Antivirus and firewall. |
| 4. | Rootkit is one of the type of malware. | Worms is one of the type of malware. |
| 5. | It is more harmful as compared. | It is less harmful as compared. |
| 6. | It give unauthorized access and control of the system to the attacker. | It can give unauthorized access and control of the system to the hackers. |
| 7. | TDSS, ZeroAccess, Alureon and Necurs are some of the common rootkit. | Morris Worm, Storm Worm and SQL Slammer are some of the examples of worms. |