Zeus referred as “Zbot” is a trojan which makes your computer part of the BOTnet thereby allowing hackers to access any thing from your PC, use your PC to launch execute malicious activities and access your private information.
If infected by this trojan, you may also start noticing problems with your e-mail such as “[SPAM:*********] PMXBL” appearing in the subject of your e-mails. Your PC may also become slow, act abnormally and will start to notice high CPU usage.
If your computer is part of the network then the other PCs on this network may have been infected therefore it is important to scan all your systems for this trojan.
AVG has a free zBot removal tool which you can download by Clicking Here.
Once the file is downloaded simply run the executable file for the system to begin scanning. If the trojan is found to be residing in the memory then you will be asked to do a reboot.
Removal will be done during the reboot.