Here are three links that might help you:
1. Search VirusTotal by hash (simply put the hash in the search box): https://www.virustotal.com/#search
2. Search Jotti by hash: http://virusscan.jotti.org/hashsearch.php
3. Search Eureca by hash (replace xxx with your hash): http://eureka.cyber-ta.org/OUTPUT/xxx/
Even if these sites don’t turn anything up, the file still might be malware. It may simply have been modified or specially crafted. However, if these sites turn up hits, you should be extra secret squid careful with the binary, since it is very likely to actually be malware of some sort.
Hope that helps folks. Thanks for reading!