misp-galaxy/tools/ransomnote_sorting.py

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Python
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2020-07-09 16:31:04 +02:00
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import json
import argparse
import uuid
import re
parser = argparse.ArgumentParser(description='Sort ransomnotes.')
parser.add_argument("-f", "--filename", required=True, help="name of the cluster")
args = parser.parse_args()
if 'mitre-' in args.filename:
exit()
with open(args.filename) as json_file:
data = json.load(json_file)
json_file.close()
new_file = {}
for key in data:
if key != 'values':
new_file[key]=data[key]
else:
new_file['values']=[]
values = data[key]
for ransomware in values:
ransom_cluster= {}
for attribute in ransomware:
if attribute != 'meta':
ransom_cluster[attribute]=ransomware[attribute]
else:
ransom_cluster['meta']={}
meta = ransomware['meta']
for metadata in meta:
if metadata != 'ransomnotes':
ransom_cluster['meta'][metadata]=meta[metadata]
else:
for ransomnote in meta['ransomnotes']:
if ransomnote.startswith('http'):
if not ransom_cluster['meta'].get('ransomnotes-refs'):
ransom_cluster['meta']['ransomnotes-refs']=[]
ransom_cluster['meta']['ransomnotes-refs'].append(ransomnote)
elif re.search('\.([a-zA-Z0-9]){3,4}$',ransomnote):
if not ransom_cluster['meta'].get('ransomnotes-filenames'):
ransom_cluster['meta']['ransomnotes-filenames']=[]
ransom_cluster['meta']['ransomnotes-filenames'].append(ransomnote)
else:
if not ransom_cluster['meta'].get('ransomnotes'):
ransom_cluster['meta']['ransomnotes']=[]
ransom_cluster['meta']['ransomnotes'].append(ransomnote)
new_file['values'].append(ransom_cluster)
with open('ransom2.json', 'w') as json_file:
json.dump(new_file, json_file, indent=2, sort_keys=True, ensure_ascii=False)