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 b9
381bb98ea3877bba49ae85e7a7ea130645fd3dbf 381bb9e92479b8de33c3e9cf0532c9659c909499