tmas_oe.exe is associated with Trend Micro Anti-Spam for OE, and it is unknown whether this process contains any harmful properties. Has tmas_oe.exe been found or your hard drive? If you know what this file does, please post a comment with what you know.

If you use the internet, there is always a chance that a harmful file or malware could be on your hard drive without you knowing it.

Scanning your hard drive for free is the best way to avoid major problems in the future.