PowerShell script and Java code to decrypt WebLogic passwords
Import the module
Import-Module .\Invoke-WebLogicPasswordDecryptor.psm1
Decrypt AES
Invoke-WebLogicPasswordDecryptor -SerializedSystemIni C:\SerializedSystemIni.dat -CipherText "{AES}8/rTjIuC4mwlrlZgJK++LKmAThcoJMHyigbcJGIztug="
Decrypt AES256
Invoke-WebLogicPasswordDecryptor -SerializedSystemIni C:\SerializedSystemIni.dat -CipherText "{AES256}YourBase64EncodedAES256CipherTextHere="
Decrypt 3DES
Invoke-WebLogicPasswordDecryptor -SerializedSystemIni C:\SerializedSystemIni.dat -CipherText "{3DES}JMRazF/vClP1WAgy1czd2Q=="
Java
WebLogicPasswordDecryptor "C:\SerializedSystemIni.dat" "{AES}8/rTjIuC4mwlrlZgJK++LKmAThcoJMHyigbcJGIztug="
WebLogicPasswordDecryptor "C:\SerializedSystemIni.dat" "{3DES}JMRazF/vClP1WAgy1czd2Q=="