Riskware/EoRezo

Analysis

This detection is for installers of applications that bundle themselves with toolbars or Browser Helper Objects (BHOs) that usually display some form of adverstisement. The detection does not indicate the presence of malware, but is used to classify software with possibly unwanted behavior that may be a potential risk to users.
Riskware applications usually affect productivity and are thus not useful in a corporate environment.
Below are screenshots of some of the installation packages:

Figure 1: Installation prompt example 1.

Figure 2: Installation prompt example 2.

Figure 3: Installation prompt example 3.

Recommended Action

• Make sure that your FortiGate/FortiClient system is using the latest AV database.
• Quarantine/delete files that are detected and replace infected files with clean backup copies.