Encryption Key Extraction Indicators

This rule detects command-line activity indicative of encryption key extraction or dumping. It looks for specific keywords like 'dumpkey', 'exportkey', 'savekey', 'keystore', and 'privkey' in the command line of processes such as 'servertool.exe', 'encrypt.exe', 'powershell.exe', and 'cmd.exe'. This activity is often associated with ransomware or other malicious software attempting to exfiltrate cryptographic keys.