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 4c
901b4c478d86559330f959027914e1dd95b17957 901b4cc2b4bcba4087dae839e6d2815c66d2efe6