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 90 1b 4b
901b4b1504ee01c435e538bcd072065baf4136c8 901b4bb674e351e2712bed22226a7cbf16508511