From here you can browse all malware analysis in the database by hash.

The output is sub-categorized by the first three sets of Octets. To browse to your hash, you can either search for it, or click through the first 3 sets of bytes in the hash of the malware to locate the matching output if it exists.

Browse 38 1b 9f
381b9feb6930c018f7928101f8d84cb41e83c8b9 381b9ff589fa3e775df57365155fffb904ce162e