Hello,
Upon checking your submissions where are the suggestions -
Tracking # 31099978 is with File name virus.doc
Tracking # 31100398 is with File name Archive.doc
Tracking # 31232745 is with File name _wbzysgzlmez.rar
whereas
thumbs.db with
SHA256: 53a9da7b822af7ae3c9692a964fa2a565096d342bf13ecc765994461b578fece
is not malicious itself, but an artifact of a threat.
Threat Artifact means File is a byproduct of some threat.
In your case, It is requested that next time you submit such suspicious files on:
https://submit.symantec.com/websubmit/basic.cgi
Please note the following guidelines for submissions:
- Uploads may be a maximum size of 20MB
- You may upload a maximum of 9 files in each submission by placing the sample files within a ZIP or RAR archive
- Uploads must not be password protected
I would request you not to change the extension of the suspicious files while submitting to the Symantec Security Response.
Please check this Article:
How to Use the Web Submission Process to Submit Suspicious Files
http://www.symantec.com/docs/TECH102419
Hope that helps!!