ticketConverter.py

A little tool to convert ccache tickets into kirbi (KRB-CRED) and vice versa based on impacket.

As input you must provide a ccache or kirbi file. The script will detect the format and convert it.

Installation

wget https://raw.githubusercontent.com/fortra/impacket/refs/heads/master/examples/ticketConverter.py

Usage

ticketConverter.py [-h] input_file output_file

Flags

positional arguments:
  input_file    File in kirbi (KRB-CRED) or ccache format
  output_file   Output file

optional arguments:
  -h, --help   show this help message and exit

Examples

kirbi to ccache

$ python3 ticketConverter.py johnDomainAdmin.kirbi johnDomainAdmin.ccache                     
Impacket v0.10.0 - Copyright 2022 SecureAuth Corporation

[*] converting kirbi to ccache...
[+] done

ccache to kirbi

$ python3 ticketConverter.py johnDomainAdmin.ccache johnDomainAdmin.kirbi
Impacket v0.10.0 - Copyright 2022 SecureAuth Corporation

[*] converting ccache to kirbi...
[+] done

Troubleshooting

Fixing the error message ImportError: cannot import name 'KeyBlock' from 'impacket.krb5.ccache'.

Open ticket_converter.py in a text editor and find+replace KeyBlock with KeyBlockV4.

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