Pondus
8
If you have not sendt them to chest yet then you can test the files at VirusTotal first
upload suspicious file(s) to www.virustotal.com and test with 43 malware scanners
when you have the result, copy the url in the address bar and post it here for us to see
alternative
Jotti http://virusscan.jotti.org/en
VirSCAN http://virscan.org/
Metascan http://www.metascan-online.com/