W32/Rastax.worm is a worm that spreads itself by duplicating a copy of malicious files on root directory of local and remote drives

Packed.win32.monder.gen is a detection used to identify threats that were encrypted to be able to hide itself from antivirus software. 

W32/Xorer is a virus that infects executable files and spread by creating a copy on local and removable drives.

Backdoor.Win32.Wootbot is a heuristic detection for virus that self-replicate to spread itself over local drives and network computers.

W32/Atin.worm is a worm that duplicate itself on found drives and pretends to be a folder using the same icon.

W32/Nujama.worm!p2p is a worm that spreads through network shares, peer-to-peer connections and removable drives.

W32/IRCbot.gen is a backdoor that allows unauthorized access on infected computer using IRC protocols. It can also drop additional threat on to the computer.

W32/Sdbot.worm.gen.ax is a heuristic detection for malware that self replicates on the network and unsecured drives.