Hi Ghanshyam,
Mount the SD Card and scan that drive- a Windows / Mac / Linux machine protected by SEP will detect Android malware if we have definitions againats malicious files that are tehre. For dedicated Android protection, use Norton Mobile Security. https://mobilesecurity.norton.com/
Please do keep this thread up-to-date with any additional question, or mark it solved if you have received your answer!
With thanks and best regards,
Mick