This threat is aimed at the theft of financial credentials) and according to the FBI, he is part of a large gang dedicated to theft. As a result of cooperation between law enforcement authorities in several countries, numerous arrests took place this month.
The tool has since removed Zeus, also known as Zbot, from nearly 300,000 computers, making it the most prevalent family of malware removed.

Microsoft estimates that some 86 million computers have also run the latest version of the MSRT tool.
To make sure your system is not infected, download the updated version of the Malicious Software Removal Tool from Microsoft.
Source: Blog Antivirus and Technet

