612 lines
25 KiB
Python
612 lines
25 KiB
Python
# Copyright (C) 2025 James Brotosky, Brandon Wickline
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#Local Imports
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import utils.utils as ct
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import utils.hashfunctions as hashf
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import utils.pathfunctions as pathf
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import utils.policyfunctions as policyf
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#Standard Libary Imports:
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import datetime
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import gc
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import json
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import os
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import re
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import sys
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#3rd Party Imports:
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import ijson
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import pandas as pd
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import requests
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import tqdm
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from bson import ObjectId
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def addHash(url, policy, hash):
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print(f"Adding the following: {hash} \n to {policy}:")
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for p in hash:
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pass
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# print(p)
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def addPath(url, policy, hash):
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print(f"Adding the following Path Exclusions to {policy}:")
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for p in hash:
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print(p)
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def addPub(url, policy, publist):
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print(f"Adding the following Publishers to {policy}:")
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for p in publist:
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print(p)
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def addHashReal(url, allowlistID, hashlist):
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endpoint = url + '/v1/hash/application/add'
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payload = {
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"applicationid" : allowlistID,
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"hashes" : hashlist
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}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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payload = json.dumps(payload)
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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response.raise_for_status() # Raise an error for bad status codes
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parse_text = json.loads(response.text)
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print(parse_text)
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def addPathReal(url, grouplistID, pathlist):
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endpoint = url + '/v1/group/path/add'
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payload = {
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"groupid" : grouplistID,
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"path" : pathlist
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}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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print(payload)
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payload = json.dumps(payload)
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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print(response.text)
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def addPubReal(url, grouplistID, publist):
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endpoint = url + '/v1/group/publisher/add'
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payload = {
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"groupid" : grouplistID,
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"publisher" : publist
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}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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print(payload)
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payload = json.dumps(payload)
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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print(response.text)
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def getPolicyInfo(url, policy, type, days, parquet=True):
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executionhist_policy = pd.DataFrame()
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exehist = pullPolicyExechistories(url, policy, type, days, True)
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if exehist is not None:
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data = json.loads(exehist)
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executionhist_policy = pd.DataFrame(data["response"]["exechistories"])
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if not executionhist_policy.empty:
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executionhist_policy = executionhist_policy[['sha256', 'publisher', 'filename', 'hostname', 'username', 'pprocess', 'gprocess', 'commandline']]
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executionhist_policy['policy'] = policy # Add policy column here
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executionhist_policy = executionhist_policy.drop_duplicates(subset=['sha256', 'filename', 'hostname'])
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executionhist_policy = executionhist_policy.sort_values(by=['sha256', 'filename'])
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if parquet:
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executionhist_policy.to_parquet(f"prepare_policy\\parquet\\execution_history_{policy}.parquet", index=False)
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print(ct.colorText(f"Staging of Execution history for policy: {policy} is complete", "green"))
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del data
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del exehist
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gc.collect()
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return executionhist_policy
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def sendToPolicy(url, paths, hashes, publishers, destination_name, destination_id, allowlist_name, allowlist_id):
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pathexclusions = pd.read_parquet(paths)
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allowbyhash = pd.read_parquet(hashes)
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publishers = ct.tryToReadCSV(publishers)
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ct.areYouSure()
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confirmation = input(ct.colorText("Type 'I AGREE' to continue: ","white"))
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if confirmation.strip().upper() == "I AGREE":
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print(ct.colorText("Proceeding with the code...", "yellow"))
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print(ct.colorText(f"Adding path exclusions to {destination_name}", "yellow"))
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# Get unique combinations of longestcfp and file_extension
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unique_combinations = pathexclusions[["longestcfp", "file_extension"]].drop_duplicates()
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# Regex to match a Windows drive letter at the start (e.g., C:\)
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drive_letter_pattern = re.compile(r'^[a-zA-Z]:\\')
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# Build processed paths like \\path\\**.exe or C:\path\**.jar
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processed_paths = [
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(path if drive_letter_pattern.match(path) else f"\\\\{path}") + f"\\**{ext}"
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for path, ext in unique_combinations.itertuples(index=False, name=None)
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]
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addPathReal(url, destination_id,processed_paths)
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print(ct.colorText(f"Adding publishers to {destination_name}", "yellow"))
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if publishers.empty:
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print(ct.colorText("The publishers list is empty.", "red"))
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else:
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publisher_list = publishers['publisher'].tolist()
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addPubReal(url, destination_id, publisher_list)
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print(ct.colorText(f"These hashes would be added to {allowlist_name}", "yellow"))
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allowlist = allowbyhash['sha256'].unique().tolist()
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addHash(url, allowlist_id,allowlist)
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ct.locked()
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exit()
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else:
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print(ct.colorText("Operation aborted. You MUST EXPLICITLY AGREE to proceed.", "red"))
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def pullPolicyExechistories(url, policiesnames, type, days, outputjson: bool):
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file_path = 'chunkinator.json'
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if not os.path.exists(file_path):
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with open(file_path, 'w') as file:
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json.dump({'error': 'Success', 'response': {'exechistories': []}}, file)
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print(f"File '{file_path}' has been created.")
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else:
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print(f"File '{file_path}' already exists.")
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headers = {"X-APIKey": os.getenv('APIKEY')}
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checkpoint = str(skipback(days))
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json_output = {'error': 'Success', 'response': {'exechistories': []}}
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with tqdm.tqdm(file=sys.stdout, leave=True, total=10000, desc=f"Checkpoint Progess: {checkpoint}", colour="blue", initial=1) as filebar:
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with tqdm.tqdm(file=sys.stdout, leave=True, total=100, desc=f"Total of {policiesnames} Complete: ") as pbar:
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while True:
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json_response_data = checkpoint_stomper(checkpoint, url, type, policiesnames, headers)
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histories = json_response_data['response']['exechistories']
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filebar.total=len(histories)
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if not histories:
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break
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match_found = True
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if match_found == True:
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for index, item in enumerate(histories):
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if index == len(histories) - 1:
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checkpoint = item['checkpoint']
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filebar.desc = f"Checkpoint Progress: {checkpoint}"
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break
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else:
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if (datetime.date.today() - datetime.timedelta(days=days) > datetime.datetime.strptime(item['datetime'].replace(' +0000 UTC', ''), '%Y-%m-%dT%H:%M:%SZ').date()):
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pass
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else: json_output['response']['exechistories'].append(item)
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filebar.update(1)
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filebar.refresh()
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seen = {}
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if os.path.exists(file_path):
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with open(file_path, 'r') as file:
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existing_data = json.load(file)
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combined = existing_data['response']['exechistories'] + json_output['response']['exechistories']
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else:
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combined = json_output['response']['exechistories']
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for item in combined:
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key = (item.get('sha256'), item.get('filename'), item.get('hostname'))
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seen[key] = item
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deduplicated = list(seen.values())
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with open(file_path, 'w') as file:
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json.dump({'error': 'Success', 'response': {'exechistories': deduplicated}}, file)
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json_output['response']['exechistories'].clear()
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date_diff = datetime.date.today() - datetime.datetime.strptime(item['datetime'].replace(' +0000 UTC', ''), '%Y-%m-%dT%H:%M:%SZ').date()
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percentage_diff = (((days + 10) - date_diff.days) / (days + 10)) * 100
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pbar.n = round(percentage_diff)
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pbar.set_description_str(f"Total of {policiesnames} Complete: ")
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pbar.refresh()
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filebar.n = 1
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with open(file_path, 'r') as file:
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final_output = json.load(file)
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os.remove(file_path)
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return json.dumps(final_output) if outputjson else None
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def checkpoint_stomper(checkpoint, url, type, policy, headers):
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json_output = {'error': 'Success', 'response': {'exechistories': []}}
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endpoint = url + '/v1/logging/exechistories'
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payload_dict = {
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"type":[type],
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"checkpoint": checkpoint,
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"policy": [policy]
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}
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payload = json.dumps(payload_dict)
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with requests.request("POST", endpoint, headers=headers, data=payload, verify=False, stream=True) as response:
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parser = ijson.items(response.raw, 'response.exechistories.item')
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for item in parser:
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key = (item.get('sha256'), item.get('hostname'))
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if key not in json_output:
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json_output['response']['exechistories'].append(item)
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parse_text = json.loads(json.dumps(json_output))
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return parse_text
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def listPolicies(url):
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endpoint = url + '/v1/group'
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print(ct.colorText("[+] Grabbing All Policies", "cyan"))
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payload = {}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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parse_text = json.loads(response.text)
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policiesnames = []
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policyids = []
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for index, list in enumerate(parse_text['response']['groups'], start=1):
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print(ct.colorText(f"{index}. {list['name']}", "yellow"))
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policiesnames.append(list['name'])
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policyids.append(list['groupid'])
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choice = input(ct.colorText("Select Policy Group: ", "white"))
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choice = int(choice) - 1
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return choice, policiesnames, policyids
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def listATPolicies(url):
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endpoint = url + '/v1/group'
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print(ct.colorText("[+] Grabbing All Policies", "cyan"))
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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try:
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response = requests.post(endpoint, headers=headers, json={}, verify=False)
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response.raise_for_status()
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parse_text = response.json()
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at_policies = {}
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for index, group in enumerate(parse_text.get('response', {}).get('groups', []), start=1):
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name = group.get('name', '')
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if "AT" in name:
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print(ct.colorText(f"{index}. {name}", "yellow"))
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at_policies[name] = group.get('groupid')
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return at_policies
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except requests.exceptions.RequestException as e:
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print(ct.colorText(f"[!] Request failed: {e}", "red"))
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return {}
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except (KeyError, json.JSONDecodeError) as e:
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print(ct.colorText(f"[!] Failed to parse response: {e}", "red"))
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return {}
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def listAllowlists(url: str) -> tuple[int, list, list]:
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endpoint = url + '/v1/application'
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print(ct.colorText("[+] Grabbing All Allowlists", "cyan"))
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payload = {}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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parse_text = json.loads(response.text)
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policiesnames = []
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policyids = []
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for index, item in enumerate(parse_text['response']['applications'], start=1):
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if index >= 38:
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print(ct.colorText(f"{index}. {item['name']}", "yellow"))
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policiesnames.append(item['name'])
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policyids.append(item['applicationid'])
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while True:
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try:
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choice = int(input(ct.colorText("Select allowlist: ", "white")))
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if choice < 38 or choice > len(parse_text['response']['applications']):
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print(ct.colorText("Please only choose an allowlist designed for this use - '38+'", "red"))
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else:
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adjusted_choice = choice - 38
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return adjusted_choice, policiesnames, policyids
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except ValueError:
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print(ct.colorText("Invalid input. Please enter a number.", "red"))
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def skipback(days):
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"""
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Generate a MongoDB ObjectId for a given number of days ago from today.
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Adds 1 extra day to the input to look further back.
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"""
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adjusted_days = days + 10
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date_days_ago = datetime.datetime.now(datetime.UTC) - datetime.timedelta(days=adjusted_days)
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timestamp = int(date_days_ago.timestamp())
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hex_timestamp = format(timestamp, '08x')
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objectid_hex = hex_timestamp + '0000000000000000'
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return ObjectId(objectid_hex)
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def sendToPolicyTest(url, paths, hashes, publishers, destination_name, destination_id, allowlist_id, allowlist_name):
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pathexclusions = pd.read_parquet(paths)
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allowbyhash = pd.read_parquet(hashes)
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publishers = ct.tryToReadCSV(publishers)
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print(ct.colorText(f"These path exclusions would be added to {destination_name}", "yellow"))
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# Get unique combinations of longestcfp and file_extension
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unique_combinations = pathexclusions[["longestcfp", "file_extension"]].drop_duplicates()
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# Regex to match a Windows drive letter at the start (e.g., C:\)
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drive_letter_pattern = re.compile(r'^[a-zA-Z]:\\')
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# Build processed paths like \\path\\**.exe or C:\path\**.jar
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processed_paths = [
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(path if drive_letter_pattern.match(path) else f"\\\\{path}") + f"\\**{ext}"
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for path, ext in unique_combinations.itertuples(index=False, name=None)
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]
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addPath(url, destination_id,processed_paths)
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print(ct.colorText(f"These publishers would added to {destination_name}", "yellow"))
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if publishers.empty:
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print(ct.colorText("The publishers list is empty.", "red"))
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else:
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publisher_list = publishers['publisher'].tolist()
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addPub(url, destination_id, publisher_list)
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print(ct.colorText(f"These hashes would be added to {allowlist_name}", "yellow"))
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allowlist = allowbyhash['sha256'].unique().tolist()
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addHash(url, allowlist_id,allowlist)
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def updateAuditPoliciesFromEnforcementPolices(url, policy_relationship_map):
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for enforcement_policy, audit_policy in policy_relationship_map.items():
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assignPoliciesfromGroup(url, enforcement_policy, audit_policy)
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turnOnAudit(url, audit_policy)
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def assignPoliciesfromGroup(url, source_policy_id, target_policy_id):
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endpoint = url + '/v1/group/assign'
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payload = {
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"groupid" : {source_policy_id},
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"targetgroupid" : {target_policy_id}
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}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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parse_text = json.loads(response.text)
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print(parse_text)
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def turnOnAudit(url, policyid):
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endpoint = url + '/v1/group/settings/auditmode'
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payload = {
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"groupid" : {policyid},
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"auditmode" : "1"
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}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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parse_text = json.loads(response.text)
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print(parse_text)
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def agentsInPolicy(url, policyid):
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endpoint = url + '/v1/group/agents'
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payload = {
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"groupid" : {policyid}
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}
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headers = {
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"X-APIKey": os.getenv('APIKEY')
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}
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response = requests.request("POST", endpoint, headers=headers, data=payload, verify=False)
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parse_text = json.loads(response.text)
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print(parse_text)
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def prepare_to_enforce(url, bad_publisher_list, pups, badpathparts, threat_tolerance_constant = 4, path_exclusion_constant = 4, min_files_for_path = 4):
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destination_name = " "
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destination_id = " "
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allowlist_name = " "
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allowlist_id = " "
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policylist = []
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type = [1, 2, 6, 7]
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parq_base_dir = "prepare_policy\\parquet\\"
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appr_base_dir = "prepare_policy\\approved\\"
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needappr_base_dir = "prepare_policy\\needs_approved\\"
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pflight_base_dir = "prepare_policy\\preflight\\"
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#If the directorys where we're going to store our output dont exist, make them.
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os.makedirs(parq_base_dir, exist_ok=True)
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os.makedirs(needappr_base_dir, exist_ok=True)
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os.makedirs(appr_base_dir, exist_ok=True)
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os.makedirs(pflight_base_dir, exist_ok=True)
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while True:
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ct.printEnforceChecklist(parq_base_dir,appr_base_dir, needappr_base_dir, pflight_base_dir, policylist, allowlist_name, destination_name)
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choice = input(ct.colorText("\nEnter your choice: ", "white"))
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if choice == "1":
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while True:
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choice, policynames, policyid = listPolicies(url)
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selected_policy = policynames[choice]
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if selected_policy not in policylist:
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policylist.append(selected_policy)
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while True:
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answer = input(ct.colorText("Do you want to load another policy? (yes/no): ", "white")).strip().lower()
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if answer in ("no", "n"):
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break # Exit the inner loop and then the outer loop
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elif answer in ("yes", "y"):
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break # Exit the inner loop and continue the outer loop
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else:
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print(ct.colorText("Please answer with 'yes' or 'no'.", "red"))
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if answer in ("no", "n"):
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break
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print(policylist)
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elif choice == "2":
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print(ct.colorText(f"Please choose destination_name Policy for Path Exclusions","white"))
|
|
choice, policynames, policyid = listPolicies(url)
|
|
#print(allowlist_parent_tuple)
|
|
destination_name = policynames[choice]
|
|
destination_id = policyid[choice]
|
|
|
|
print(ct.colorText(f"Please choose Allowlist for Hashes","white"))
|
|
choice, allowlists,allowid = listAllowlists(url)
|
|
#print(allowlist_parent_tuple)
|
|
allowlist_name = allowlists[choice]
|
|
allowlist_id = allowid[choice]
|
|
|
|
print(destination_name, allowlist_name)
|
|
|
|
|
|
elif choice == "3":
|
|
|
|
policyf.buildExecHistory(url,
|
|
policylist,
|
|
parq_base_dir,
|
|
needappr_base_dir,
|
|
type,
|
|
threat_tolerance_constant,
|
|
bad_publisher_list,
|
|
pups,
|
|
)
|
|
csvs = [f"{needappr_base_dir}unknown_hashes.csv", f"{needappr_base_dir}good_hashes.csv"]
|
|
#Since we want to build paths as if they were all in the same policy to begin with, lets group them that way
|
|
for csv in csvs:
|
|
df = ct.tryToReadCSV(csv)
|
|
df['policy'] = destination_name
|
|
df.to_csv(csv)
|
|
|
|
|
|
elif choice == "4":
|
|
pathf.generateApprovables(needappr_base_dir, appr_base_dir, parq_base_dir, badpathparts, bad_publisher_list, path_exclusion_constant, min_files_for_path)
|
|
|
|
elif choice == "5":
|
|
savePreFlights(appr_base_dir, parq_base_dir, pflight_base_dir)
|
|
|
|
|
|
elif choice == "6":
|
|
if os.path.exists(f"{pflight_base_dir}final_path_exclusions.html") and os.path.exists(f"{pflight_base_dir}\\final_hash_approvals.html") and allowlist_name != " " and destination_name != " ":
|
|
sendToPolicyTest(
|
|
url,
|
|
f"{parq_base_dir}final_path_exclusions.parquet",
|
|
f"{parq_base_dir}final_hash_approvals.parquet",
|
|
f"{appr_base_dir}publishers.parquet",
|
|
destination_name,
|
|
destination_id,
|
|
allowlist_name,
|
|
allowlist_id
|
|
)
|
|
|
|
elif choice == "7":
|
|
if os.path.exists(f"{pflight_base_dir}final_path_exclusions.html") and os.path.exists(f"{pflight_base_dir}\\final_hash_approvals.html") and allowlist_name != " " and destination_name != " ":
|
|
sendToPolicy(
|
|
url,
|
|
f"{parq_base_dir}final_path_exclusions.parquet",
|
|
f"{parq_base_dir}final_hash_approvals.parquet",
|
|
f"{appr_base_dir}publishers.parquet",
|
|
destination_name,
|
|
destination_id,
|
|
allowlist_name,
|
|
allowlist_id,
|
|
)
|
|
elif choice == "R":
|
|
|
|
pathf.clean_folders(parq_base_dir, appr_base_dir, needappr_base_dir, pflight_base_dir)
|
|
|
|
elif choice == "Q":
|
|
break
|
|
else:
|
|
print(ct.colorText("Invalid choice. Please try again.", "red"))
|
|
|
|
def buildExecHistory(url,
|
|
policylist,
|
|
parq_base_dir,
|
|
needappr_base_dir,
|
|
type,
|
|
threat_tolerance_constant,
|
|
bad_publisher_list,
|
|
pups
|
|
):
|
|
exe_hist_parq_list = []
|
|
while True:
|
|
try:
|
|
history_days = int(input("Enter the how many days in of history do you want to pull - select a number between 1 and 150: "))
|
|
if 1 <= history_days <= 150:
|
|
break
|
|
else:
|
|
print("Invalid input. Please enter a number between 1 and 150.")
|
|
except ValueError:
|
|
print("Invalid input. Please enter a valid integer.")
|
|
for policy in policylist:
|
|
policy_exec_history = policyf.getPolicyInfo(url, policy, type, history_days)
|
|
policy_exec_history['policy'] = policy
|
|
policy_exec_history.to_parquet(f"{parq_base_dir}Exec_Hist_{policy}.parquet")
|
|
exe_hist_parq_list.append(f"{parq_base_dir}Exec_Hist_{policy}.parquet")
|
|
|
|
augmented_hashlist = hashf.combineHashes(url, exe_hist_parq_list)
|
|
augmented_hashlist.to_parquet(f"{parq_base_dir}augmentedHashlist.parquet",index=False)
|
|
|
|
needsreview_df, approved_df, unapproved_df = hashf.categorizeHashes(augmented_hashlist, threat_tolerance_constant, bad_publisher_list, pups)
|
|
needsreview_df.to_parquet(f"{parq_base_dir}needsreview.parquet",index=False)
|
|
approved_df.to_parquet(f"{parq_base_dir}approved.parquet",index=False)
|
|
unapproved_df.to_parquet(f"{parq_base_dir}unapproved.parquet",index=False)
|
|
|
|
|
|
condensed_executions = hashf.condenseExecutions(exe_hist_parq_list)
|
|
condensed_executions.to_parquet(f"{parq_base_dir}condensed_executions.parquet", index=False)
|
|
|
|
unknown, good, bad = hashf.divideSortedHashExecutions(
|
|
f"{parq_base_dir}needsreview.parquet",
|
|
f"{parq_base_dir}approved.parquet",
|
|
f"{parq_base_dir}unapproved.parquet",
|
|
f"{parq_base_dir}condensed_executions.parquet",
|
|
pups
|
|
)
|
|
|
|
dataframes = {
|
|
"unknown_hashes" : unknown,
|
|
"good_hashes": good,
|
|
"bad_hashes": bad
|
|
}
|
|
|
|
for name, df in dataframes.items():
|
|
df.to_csv(f"{needappr_base_dir}{name}.csv", index=False)
|
|
df.to_parquet(f"{parq_base_dir}{name}.parquet", index=False)
|
|
ct.style_dataframe_dark(df, f"{needappr_base_dir}{name}.html")
|
|
|
|
def savePreFlights(appr_base_dir, parq_base_dir, pflight_base_dir):
|
|
if os.path.exists(f"{appr_base_dir}primary_Paths.csv"):
|
|
if not os.path.exists(f"{parq_base_dir}final_hash_approvals.parquet") and not os.path.exists(f"{parq_base_dir}final_path_exclusions.parquet"):
|
|
|
|
pathexclusions, allowbyhash = hashf.generatePreflights(
|
|
f"{parq_base_dir}all_hashes.parquet",
|
|
f"{appr_base_dir}primary_Paths.csv",
|
|
f"{appr_base_dir}secondary_Paths.csv")
|
|
|
|
dataframes = {
|
|
"final_path_exclusions" : pathexclusions,
|
|
"final_hash_approvals": allowbyhash
|
|
}
|
|
|
|
for name, df in dataframes.items():
|
|
df.to_csv(f"{pflight_base_dir}{name}.csv", index=False)
|
|
df.to_parquet(f"{parq_base_dir}{name}.parquet", index=False)
|
|
ct.style_dataframe_dark(df, f"{pflight_base_dir}{name}.html")
|
|
|