Malware is a malicious code intent to harm the system. As day-by-day malware’s attack vector are increasing, they are becoming more and more sophisticated. Malware analysis is a process of finding and understanding the critical information about a malware, what it does, how it does, system it affects and the way to stop it. Static, dynamic and hybrid analyses techniques are used to analyses the malware. At first static analysis techniques are used as it extracts the necessary information from the malware without running it. Static analysis techniques include hash verification, PE header analysis, packer analysis and string analysis, Information found during static analysis helps in the further analysis. We have described various techniques and shown then with the live malware samples of WannaCry Ransomware and Zeus Banking Trojan.