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results_to_csv.py
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results_to_csv.py
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#!/usr/bin/env python3
import csv
import json
import os
import sys
from collections import defaultdict
from os.path import isfile, basename
from typing import Tuple, Optional, List, Dict
FIELD_NAMES = ['SHA256', 'FILE_FORMAT', 'ARCH', 'LINKER', 'LIBRARY', 'COMPILER',
'PACKER/PROTECTOR', 'INSTALLER', 'SFX/ARCHIVE', 'OVERLAY',
'SSDEEP', 'SDHASH', 'TLSH', 'IMPHASH', 'IMPFUZZY', 'OTHER']
AGGREGATOR_MAP = {
'PROTECTOR': 'PACKER/PROTECTOR',
'PROTECTION': 'PACKER/PROTECTOR',
'PACKER': 'PACKER/PROTECTOR',
'SFX': 'SFX/ARCHIVE',
'ARCHIVE': 'SFX/ARCHIVE',
'OTHER': 'OTHER',
'PLAYER': 'OTHER',
'JOINER': 'OTHER',
'PATCHER': 'OTHER',
'EMULATOR': 'OTHER'
}
def rm_version_to_lower(label: str) -> str:
i = label.find('(')
if i == -1:
return label.lower()
return label[:i].lower()
def pre_cleaner(field: str, name: str) -> Tuple[str, Optional[str]]:
field = field.upper()
field = AGGREGATOR_MAP.get(field, field)
name = rm_version_to_lower(name)
if field == 'INSTALLER':
if name.startswith('nullsoft'):
name = 'nullsoft'
elif name.startswith('inno'):
name = 'inno'
elif name.startswith('7-zip'):
return 'SFX/ARCHIVE', '7-zip'
elif name.startswith('zip'):
return 'SFX/ARCHIVE', 'zip'
else:
name = name.replace('installer', '')
elif field == 'SFX/ARCHIVE':
if name.startswith('microsoft cabinet'):
name = name.replace(' file', '')
elif name == 'winrar':
name = 'rar'
elif name.startswith('7-zip'):
name = '7-zip'
elif name.startswith('zip'):
name = 'zip'
elif field == 'OVERLAY':
if name.startswith('inno'):
name = 'inno installer data'
elif field == 'COMPILER' and name.startswith('microsoft visual c'):
name = 'msvc'
if name == 'unknown':
return field, None
return field, name.strip()
def diz_add_elems(diz: Dict[str, set], elems: List) -> None:
if elems is None:
return
for e in elems:
field, name = pre_cleaner(e['type'], e['name'])
if name is None:
continue
diz[field].add(name)
def generate_csv(in_file, out_file) -> None:
json_data = json.load(open(in_file, encoding='utf8', errors='ignore'))
print(f'> Input json file contains {len(json_data)} elements')
with open(out_file, 'w', newline='') as fp:
csv_writer = csv.DictWriter(fp, fieldnames=FIELD_NAMES)
csv_writer.writeheader()
for j in json_data:
diz_set = defaultdict(set)
diz_set['SHA256'].add(j['sha256'])
diz_set['FILE_FORMAT'].add(j['format'])
diz_set['ARCH'].add(j['arch'])
diz_add_elems(diz_set, j['die']['values'])
diz_add_elems(diz_set, j['yara'])
hashes = j.get('hashes')
if hashes is not None:
diz_set['SSDEEP'].add(j['hashes']['ssdeep'])
diz_set['TLSH'].add(j['hashes']['tlsh'])
diz_set['SDHASH'].add(j['hashes']['sdhash'])
diz_set['IMPHASH'].add(j['hashes']['imphash'])
diz_set['IMPFUZZY'].add(j['hashes']['impfuzzy'])
diz_row: Dict[str, str] = dict()
for k, v in diz_set.items():
if len(v) == 1:
diz_row[k] = v.pop()
else: # cell with multiple values
v = list(v)
v.sort()
diz_row[k] = str(v)[1:-1].replace(', ', ';').replace("'", "")
csv_writer.writerow(diz_row)
print(f'> "{out_file}" written. Bye!')
if __name__ == "__main__":
if len(sys.argv) != 3:
sys.exit(f'Usage: {basename(__file__)} IN_FILE_JSON OUT_FILE_CSV')
in_file = sys.argv[1]
assert isfile(in_file)
out_file = sys.argv[2]
if isfile(out_file):
print(f'> Output file {out_file} already exists')
#os.remove(out_file)
sys.exit()
else:
generate_csv(in_file, out_file)
'''
import pandas as pd
c = pd.read_csv(out_file)
print(c)
'''