Created
June 28, 2022 01:16
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import json | |
import csv | |
from collections import defaultdict | |
from difflib import SequenceMatcher | |
from functools import lru_cache | |
nvd = None | |
with open('extract.json', 'r') as f_handler: | |
nvd = json.load(f_handler) | |
bundles = defaultdict(set) | |
with open('bundles.csv', 'r') as f_handler: | |
reader = csv.reader(f_handler) | |
# Skip header | |
next(reader, None) | |
for row in reader: | |
# Take everything up to the last part, this is how iOS 7 computes the 'vendor id' | |
# https://developer.apple.com/documentation/uikit/uidevice/1620059-identifierforvendor | |
bundle_id_parts = row[1].split('.') | |
vendor = '.'.join(bundle_id_parts[:len(bundle_id_parts)-1]) | |
exec_name = row[0] | |
bundle_name = row[2] | |
bundles[vendor].add((exec_name, bundle_name,)) | |
software_found = [] | |
software_not_found = [] | |
matched_vendors = {} | |
# Should black list all top level domains | |
vendor_terms_blacklist = { | |
'com', | |
'app', | |
'us', | |
'net', | |
'id', | |
'ui', | |
'ru', | |
} | |
vendor_terms_overrides = { | |
'postmanlabs': 'getpostman', | |
'tinyspeck': 'slack', | |
'getdropbox': 'dropbox', | |
'keepcoder': 'telegram', | |
'virtualbox': 'oracle', | |
'Cisco-Systems': 'cisco', | |
'kovidgoyal': 'calibre-ebook', | |
} | |
for b in bundles: | |
found = False | |
for p in b.split('.'): | |
p = vendor_terms_overrides.get(p, p).lower() | |
if p in vendor_terms_blacklist: | |
continue | |
if p in nvd: | |
found = True | |
software_found.append(f"Found: {p} - {b}") | |
matched_vendors[b] = p | |
break | |
if not found: | |
software_not_found.append(f"Not found: {b}") | |
print("----------------------------") | |
print("VENDORS") | |
print("----------------------------") | |
for v in software_found: | |
print(v) | |
for v in software_not_found: | |
print(v) | |
print(len(software_found), len(bundles)) | |
print("\n\n----------------------------") | |
print("Apps") | |
print("----------------------------") | |
software_found = [] | |
software_not_found = [] | |
apps_override = { | |
'oracle': { | |
'VirtualBox': 'vm_virtualbox', | |
}, | |
'agilebits': { | |
'1Password 7':'1password', | |
}, | |
'zoom': { | |
'zoom.us': 'zoom', | |
}, | |
'microsoft': { | |
'Microsoft AutoUpdate': 'autoupdate', | |
'Microsoft Edge': 'edge', | |
'Code': 'visual_studio_code', | |
}, | |
'osquery': { | |
'osqueryd': 'osquery' | |
} | |
} | |
for v1, v2 in matched_vendors.items(): | |
installed = bundles[v1] | |
nvd_entries = nvd[v2] | |
for exec_name, bundle_name in installed: | |
n_exec_name = exec_name | |
n_bundle_name = bundle_name | |
if v2 in apps_override: | |
n_exec_name = apps_override[v2].get(exec_name, exec_name) | |
n_bundle_name = apps_override[v2].get(bundle_name, bundle_name) | |
n_exec_name = n_exec_name.lower().replace(' ', '_').replace('-', '_') | |
n_bundle_name = n_bundle_name.lower().replace(' ', '_').replace('-', '_') | |
found = False | |
for nvd_e in nvd_entries: | |
if nvd_e == n_exec_name: | |
software_found.append(f"Vendor: {v2}, Exec name: {exec_name}, NVD entry: {nvd_e}") | |
found = True | |
break | |
if nvd_e == n_bundle_name: | |
software_found.append(f"Vendor: {v2}, Bundle name: {bundle_name}, NVD entry: {nvd_e}") | |
found = True | |
break | |
# Approximate | |
# if not found: | |
# threshold = 0.8 | |
# for nvd_e in nvd_entries: | |
# ratio = SequenceMatcher(None, nvd_e, exec_name).ratio() | |
# if ratio > threshold: | |
# found = True | |
# software_found.append(f"Vendor: {v2}, Exec name: {exec_name}, NVD: {nvd_e}, Ratio: {ratio}") | |
# break | |
# ratio = SequenceMatcher(None, nvd_e, bundle_name).ratio() | |
# if ratio > threshold: | |
# found = True | |
# software_found.append(f"Vendor: {v2}, Bundle name: {exec_name}, NVD: {nvd_e}, Ratio: {ratio}") | |
# break | |
if not found: | |
software_not_found.append(f"Vendor: {v2}, Exec name: {exec_name}, Bundle name: {bundle_name}") | |
software_found.sort() | |
for v in software_found: | |
print(f"Found: {v}") | |
software_not_found.sort() | |
for v in software_not_found: | |
print(f"Not found: {v}") | |
print(f"Found: {len(software_found)} Not found: {len(software_not_found)}") |
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