MD's full name is Malware Defender, which is a HIPS (Host Intrusion Prevention System) software that can effectively protect your computer system from malware (viruses, worms, Trojans, adware, spyware, Keystroke logging software, rootkits, etc.). Malware Defender is also a rootkit detection software that provides many effective tools to detect and remove malware that has been installed on your computer system. Whether you are an expert computer user or not, Malware Defender is your ideal choice to protect your system. Main functions: 1. Real-time protection system: monitor suspicious operations on processes, registries, files and networks, that is, 4D defense. Able to detect a variety of known and unknown malware. Provides learning mode and quiet mode. Relatively high performance and relatively low resource usage. 2. Process Manager: Detect hidden processes and threads. Detect processes and modules that fail signature verification. Terminate processes and threads using underlying techniques. Suspend/resume processes and threads. Uninstall the process module. Close the process handle. 3. Kernel module manager: detect hidden kernel modules and kernel threads. Detect kernel modules that fail signature verification. End, suspend, or resume kernel threads. Remove kernel delay call timer. 4. Hook detector: Detect and restore system service table hooks (SSDT hooks). Detect and restore Win32K service table hook (shadow SSDT hook). Detect and restore interrupt description table hooks (IDT hooks). Detect and restore the SYSENTER handling routine. Detect and restore kernel object hooks. Detect and restore system notification routines. Detect and restore kernel-mode code hooks. Detect and restore user-mode code hooks. Detect and restore global message hooks. Detect additional equipment. Detect driver distribution routines. 5. Auto-run program manager: Search the location of all known auto-run programs. Detect hidden autorun programs. Detect newly added auto-run programs. Allows undoing and redoing deletions of autorun programs. 6. File Browser: Detect hidden files and folders. Display and delete NTFS data streams. Delete files in use. 7. Registry Editor: Full-featured registry editor. Detect hidden registry entries.

System requirements: Windows 2000 (Service Pack 4)Windows XP (32-bit)Windows 2003 (32-bit)Windows Vista (32-bit)Windows 2008 (32-bit)Windows 7 (32-bit) Download: Official version: v2.4.0 Simplified Chinese version: /download/md_setup_chs.exe Traditional Chinese version: /download/md_setup_cht.exe English version: /download/md_setup.exe