How to overcome error " sh: ./miniunz: Permission denied "?

Issue

• While collecting the log getting below error:

# ./ibm_utl_dsa_dsyte1d-9.61_portable_rhel6_x86-64.bin
IBM Dynamic System Analysis
(C) Copyright IBM Corp. 2004-2014.  All Rights Reserved.
This Program is licensed under the terms of the agreement available by invoking this utility with the -l option.  By extracting, copying, accessing, or using the Program, you agree to the terms of this agreement. If you do not agree to the terms, please remove the software and return it to IBM or the reseller from whom you acquired the software for a refund, if any.

Extracting...
sh: ./miniunz: Permission denied

Failed executing <./miniunz -o image.zip > /dev/null>.
Please check, maybe there are not enough spaces for running portable DSA.