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yara.py
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yara.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from pymisp import PyMISP
from keys import misp_url, misp_key,misp_verifycert
import argparse
import os
def init(url, key):
return PyMISP(url, key, misp_verifycert, 'json')
def get_yara(m, event_id, out=None):
ok, rules = m.get_yara(event_id)
if not ok:
print(rules)
elif out is None:
print(rules)
else:
with open(out, 'w') as f:
f.write(rules)
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Get yara rules from an event.')
parser.add_argument("-e", "--event", required=True, help="Event ID.")
parser.add_argument("-o", "--output", help="Output file")
args = parser.parse_args()
if args.output is not None and os.path.exists(args.output):
print('Output file already exists, abord.')
exit(0)
misp = init(misp_url, misp_key)
get_yara(misp, args.event, args.output)