Win32/Archivarius is a family of worms that spreads via peer to peer file sharing programs such as Limewire and eDonkey. They also install a backdoor on the system which may be used to download and execute arbitrary files.

Windows Defender detects and removes this threat.

This malware family includes trojans that might try to do one or all of the following:

• Steal your online game credentials
• Steal your virtual in-game property
• Modify your web browser or browser settings
• Download and install other malware
• Use your computer for click fraud
• Record your keystrokes and the sites you visit
• Send information about your PC, including user names and browsing history, to a remote malicious hacker
• Give a remote malicious hacker access to your PC

Due to the generic nature of this detection, we can only provide general information about it.

Find out ways that malware can get on your PC.  

Win32/HLLW.Doomjuice.A is a worm that targets computers infected with the Mydoom.A or Mydoom.B worms. Doomjuice.A scans for systems listening on TCP port 3127, the backdoor port for Mydoom.A and Mydoom.B. Doomjuice.A launches a denial of service (DoS) attack against www.microsoft.com

Win32/HLLW.Doomjuice.B is a worm that targets computers infected with the Mydoom.A or Mydoom.B worms. Doomjuice.B scans for systems listening on TCP port 3127, the backdoor port for Mydoom.A and Mydoom.B. Doomjuice.B launches a denial of service (DoS) attack against www.microsoft.com.

PWS:Win32/Lineage.AT.dll is a Trojan that targets certain versions of Microsoft Windows. This Trojan is dropped by PWS:Win32/Lineage.AT. It captures certain passwords and saves them to a file.

TrojanDownloader:Win32/Zayaho.A!CME-323 is a trojan that downloads and runs other files without the user's express consent. The trojan may interact with one or more applications on the host computer in order to bypass security policies and obtain network access.

TrojanDownloader:Win32/Zayaho.A is a trojan that downloads and runs other files without the user's express consent. The trojan may interact with one or more applications on the host computer in order to bypass security policies and obtain network access. TrojanDownloader:Win32/Zayaho.A will be detected by Microsoft as TrojanDownloader:Win32/Zayaho.A!CME-323.