1. Malwarebytes Anti-Malware 可与现有杀毒软件和谐共存，查杀恶意程序。 https://www.malwarebytes.org/
Malwarebytes Anti-Malware’s industry-leading scanner detects and removes worms, Trojans, rootkits, rogues, spyware, and other dangerous malware from your home PC.
具维基百科介绍 https://en.wikipedia.org/wiki/Malwarebytes ，这个公司现任 CEO Marcin Kleczynski 在 14 岁时就写出了这个工具的最初版本。
2. HitmanPro 3 https://www.hitmanpro.com/en-us/hmp.aspx
HitmanPro offers you a Free Scan for a second opinion. It is designed to check if your security measures work. If nothing is found (and we sincerely hope so), then you will never need a license. When a virus is found, then you will receive a free 30-day license to remove the threat.
3. Zemana AntiMalware https://www.zemana.com/AntiMalware
Zemana AntiMalware is a second opinion malware scanner designed to rescue your computer from malware that have infected your computer despite all the security measures you have taken.
4. AdwCleaner https://www.malwarebytes.com/adwcleaner/
AdwCleaner is a free removal tool for :
- Adware (ads softwares)
- PUP/LPI (Potentially Undesirable Program)
- Hijacker (Hijack of the browser’s homepage)
Malwarebytes 已经把这个工具收购了 https://blog.malwarebytes.com/malwarebytes-news/2016/10/malwarebytes-acquires-adwcleaner/
5. Junkware Removal Tool https://www.malwarebytes.com/junkwareremovaltool/
Junkware Removal Tool is a security utility that searches for and removes common adware, toolbars, and potentially unwanted programs (PUPs) from your computer. A common tactics among freeware publishers is to offer their products for free, but bundle them with PUPs in order to earn revenue. This tool will help you remove these types of programs from your computer.
6. Kaspersky TDSSKIller http://usa.kaspersky.com/downloads/TDSSKiller 需填写邮箱下载
Developed by Kaspersky Lab, TDSSKiller is a FREE handy tool that can quickly detect and remove both known and unknown rootkits, which are programs that can hide the presence of malware in your system.
7. RKill 某些恶意程序阻止杀软运行，此工具目的是先终结恶意程序（并不是杀毒，而是为下一步的杀毒创造环境）。 https://www.bleepingcomputer.com/download/rkill/
RKill is a program that was developed at BleepingComputer.com that attempts to terminate known malware processes so that your normal security software can then run and clean your computer of infections. When RKill runs it will kill malware processes and then removes incorrect executable associations and fixes policies that stop us from using certain tools. When finished it will display a log file that shows the processes that were terminated while the program was running.
8. HiJackThis 生成注册表和文件的深度报告，有助于发现异常并进行修复。 https://sourceforge.net/projects/hjt/
HijackThis is a free utility that generates an in depth report of registry and file settings from your computer. HijackThis makes no separation between safe and unsafe settings in its scan results giving you the ability to selectively remove items from your machine. In addition to this scan and remove capability HijackThis comes with several tools useful in manually removing malware from a computer.
你可能听说过 System Repair Engineer (SREng) 这个国内人开发的软件，但是 SREng 早已不更新了，HiJackThis 提供相似的功能。