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MS_Graph_for_Office_365_Message_Restore.py
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"""
Accepts message ID that needs to be restored to the provided email mailbox in Microsoft Office365. Generates an observable output based on the status of message restoration.\n\nRef: D3-RE:\nhttps://d3fend.mitre.org/technique/d3f:RestoreEmail/
"""
import phantom.rules as phantom
import json
from datetime import datetime, timedelta
@phantom.playbook_block()
def on_start(container):
phantom.debug('on_start() called')
# call 'input_validation_filter' block
input_validation_filter(container=container)
return
@phantom.playbook_block()
def search_o365_for_email(action=None, success=None, container=None, results=None, handle=None, filtered_artifacts=None, filtered_results=None, custom_function=None, loop_state_json=None, **kwargs):
phantom.debug("search_o365_for_email() called")
# phantom.debug('Action: {0} {1}'.format(action['name'], ('SUCCEEDED' if success else 'FAILED')))
################################################################################
# Search for provided message ID in provided mailbox from filtered playbook inputs.
################################################################################
filtered_input_0_email = phantom.collect2(container=container, datapath=["filtered-data:input_validation_filter:condition_1:playbook_input:email"])
filtered_input_1_message_id = phantom.collect2(container=container, datapath=["filtered-data:input_validation_filter:condition_1:playbook_input:message_id"])
parameters = []
# build parameters list for 'search_o365_for_email' call
for filtered_input_0_email_item in filtered_input_0_email:
for filtered_input_1_message_id_item in filtered_input_1_message_id:
if filtered_input_0_email_item[0] is not None:
parameters.append({
"folder": "recoverableitemsdeletions",
"email_address": filtered_input_0_email_item[0],
"get_folder_id": False,
"internet_message_id": filtered_input_1_message_id_item[0],
})
################################################################################
## Custom Code Start
################################################################################
# Write your custom code here...
################################################################################
## Custom Code End
################################################################################
phantom.act("run query", parameters=parameters, name="search_o365_for_email", assets=["ms_graph_for_office_365"], callback=filter_run_query)
return
@phantom.playbook_block()
def restore_email(action=None, success=None, container=None, results=None, handle=None, filtered_artifacts=None, filtered_results=None, custom_function=None, loop_state_json=None, **kwargs):
phantom.debug("restore_email() called")
# phantom.debug('Action: {0} {1}'.format(action['name'], ('SUCCEEDED' if success else 'FAILED')))
################################################################################
# Restore provided message ID in provided mailbox from filtered query outputs.
################################################################################
filtered_result_0_data_filter_run_query = phantom.collect2(container=container, datapath=["filtered-data:filter_run_query:condition_1:search_o365_for_email:action_result.data.*.id"])
search_o365_for_email_result_data = phantom.collect2(container=container, datapath=["search_o365_for_email:action_result.parameter.email_address","search_o365_for_email:action_result.parameter.context.artifact_id"], action_results=results)
parameters = []
# build parameters list for 'restore_email' call
for filtered_result_0_item_filter_run_query in filtered_result_0_data_filter_run_query:
for search_o365_for_email_result_item in search_o365_for_email_result_data:
if filtered_result_0_item_filter_run_query[0] is not None and search_o365_for_email_result_item[0] is not None:
parameters.append({
"id": filtered_result_0_item_filter_run_query[0],
"folder": "Inbox",
"email_address": search_o365_for_email_result_item[0],
"get_folder_id": True,
"context": {'artifact_id': search_o365_for_email_result_item[1]},
})
################################################################################
## Custom Code Start
################################################################################
# Write your custom code here...
################################################################################
## Custom Code End
################################################################################
phantom.act("move email", parameters=parameters, name="restore_email", assets=["ms_graph_for_office_365"], callback=restore_filter)
return
@phantom.playbook_block()
def email_restore_observable(action=None, success=None, container=None, results=None, handle=None, filtered_artifacts=None, filtered_results=None, custom_function=None, loop_state_json=None, **kwargs):
phantom.debug("email_restore_observable() called")
################################################################################
# Format a normalized output for each message_id and mailbox.
################################################################################
filtered_result_0_data_restore_filter = phantom.collect2(container=container, datapath=["filtered-data:restore_filter:condition_1:restore_email:action_result.parameter.email_address","filtered-data:restore_filter:condition_1:restore_email:action_result.parameter.id","filtered-data:restore_filter:condition_1:restore_email:action_result.status","filtered-data:restore_filter:condition_1:restore_email:action_result.message"])
filtered_result_0_parameter_email_address = [item[0] for item in filtered_result_0_data_restore_filter]
filtered_result_0_parameter_id = [item[1] for item in filtered_result_0_data_restore_filter]
filtered_result_0_status = [item[2] for item in filtered_result_0_data_restore_filter]
filtered_result_0_message = [item[3] for item in filtered_result_0_data_restore_filter]
email_restore_observable__observable_array = None
################################################################################
## Custom Code Start
################################################################################
email_address = filtered_result_0_parameter_email_address
message_id = filtered_result_0_parameter_id
result_status = filtered_result_0_status
result_message = filtered_result_0_message
email_restore_observable__observable_array = []
for message_id, email, result, message in zip(message_id, email_address, result_status, result_message):
email_status = {
"type": "Internet Message ID",
"source": "MS Graph for Office365",
"value": message_id,
"mailbox": email,
"message": message,
"status": "restored"
}
email_restore_observable__observable_array.append(email_status)
################################################################################
## Custom Code End
################################################################################
phantom.save_run_data(key="email_restore_observable:observable_array", value=json.dumps(email_restore_observable__observable_array))
return
@phantom.playbook_block()
def input_validation_filter(action=None, success=None, container=None, results=None, handle=None, filtered_artifacts=None, filtered_results=None, custom_function=None, loop_state_json=None, **kwargs):
phantom.debug("input_validation_filter() called")
################################################################################
# Filter message_id and email inputs to route inputs to appropriate actions.
################################################################################
# collect filtered artifact ids and results for 'if' condition 1
matched_artifacts_1, matched_results_1 = phantom.condition(
container=container,
logical_operator="and",
conditions=[
["playbook_input:message_id", "!=", ""],
["playbook_input:email", "!=", ""]
],
name="input_validation_filter:condition_1",
delimiter=None)
# call connected blocks if filtered artifacts or results
if matched_artifacts_1 or matched_results_1:
search_o365_for_email(action=action, success=success, container=container, results=results, handle=handle, filtered_artifacts=matched_artifacts_1, filtered_results=matched_results_1)
return
@phantom.playbook_block()
def filter_run_query(action=None, success=None, container=None, results=None, handle=None, filtered_artifacts=None, filtered_results=None, custom_function=None, loop_state_json=None, **kwargs):
phantom.debug("filter_run_query() called")
################################################################################
# filter check if the message is found in the mailbox.
################################################################################
# collect filtered artifact ids and results for 'if' condition 1
matched_artifacts_1, matched_results_1 = phantom.condition(
container=container,
conditions=[
["search_o365_for_email:action_result.summary.emails_matched", ">=", 1]
],
name="filter_run_query:condition_1",
delimiter=None)
# call connected blocks if filtered artifacts or results
if matched_artifacts_1 or matched_results_1:
restore_email(action=action, success=success, container=container, results=results, handle=handle, filtered_artifacts=matched_artifacts_1, filtered_results=matched_results_1)
return
@phantom.playbook_block()
def restore_filter(action=None, success=None, container=None, results=None, handle=None, filtered_artifacts=None, filtered_results=None, custom_function=None, loop_state_json=None, **kwargs):
phantom.debug("restore_filter() called")
################################################################################
# filter check if the message is restored in the mailbox.
################################################################################
# collect filtered artifact ids and results for 'if' condition 1
matched_artifacts_1, matched_results_1 = phantom.condition(
container=container,
conditions=[
["restore_email:action_result.status", "==", "success"]
],
name="restore_filter:condition_1",
delimiter=None)
# call connected blocks if filtered artifacts or results
if matched_artifacts_1 or matched_results_1:
email_restore_observable(action=action, success=success, container=container, results=results, handle=handle, filtered_artifacts=matched_artifacts_1, filtered_results=matched_results_1)
return
@phantom.playbook_block()
def on_finish(container, summary):
phantom.debug("on_finish() called")
email_restore_observable__observable_array = json.loads(_ if (_ := phantom.get_run_data(key="email_restore_observable:observable_array")) != "" else "null") # pylint: disable=used-before-assignment
output = {
"observables": email_restore_observable__observable_array,
}
################################################################################
## Custom Code Start
################################################################################
# Write your custom code here...
################################################################################
## Custom Code End
################################################################################
phantom.save_playbook_output_data(output=output)
return