misp-modules/misp_modules/modules/expansion/triage_submit.py

99 lines
3.1 KiB
Python

import json
import requests
import base64
import io
import zipfile
misperrors = {'error': 'Error'}
mispattributes = {'input': ['attachment', 'malware-sample', 'url'], 'output': ['link']}
moduleinfo = {
'version': '1',
'author': 'Karen Yousefi',
'description': 'Module to submit samples to tria.ge',
'module-type': ['expansion', 'hover'],
'name': 'Triage Submit',
}
moduleconfig = ['apikey', 'url_mode']
def handler(q=False):
if q is False:
return False
request = json.loads(q)
if request.get('config', {}).get('apikey') is None:
misperrors['error'] = 'tria.ge API key is missing'
return misperrors
api_key = request['config']['apikey']
url_mode = request['config'].get('url_mode', 'submit') # 'submit' or 'fetch'
base_url = 'https://tria.ge/api/v0/samples'
headers = {
'Authorization': f'Bearer {api_key}'
}
if 'attachment' in request:
data = request['data']
filename = request['attachment']
return submit_file(headers, base_url, data, filename)
elif 'malware-sample' in request:
data = request['data']
filename = request['malware-sample'].split('|')[0]
return submit_file(headers, base_url, data, filename, is_malware_sample=True)
elif 'url' in request:
url = request['url']
return submit_url(headers, base_url, url, url_mode)
else:
misperrors['error'] = 'Unsupported input type'
return misperrors
def submit_file(headers, base_url, data, filename, is_malware_sample=False):
try:
if is_malware_sample:
file_data = base64.b64decode(data)
zip_file = zipfile.ZipFile(io.BytesIO(file_data))
file_data = zip_file.read(zip_file.namelist()[0], pwd=b'infected')
else:
file_data = base64.b64decode(data)
files = {'file': (filename, file_data)}
response = requests.post(base_url, headers=headers, files=files)
response.raise_for_status()
result = response.json()
sample_id = result['id']
sample_url = f'https://tria.ge/{sample_id}'
return {'results': [{'types': 'link', 'values': sample_url, 'comment': 'Link to tria.ge analysis'}]}
except Exception as e:
misperrors['error'] = f'Error submitting to tria.ge: {str(e)}'
return misperrors
def submit_url(headers, base_url, url, mode):
try:
if mode == 'fetch':
data = {'kind': 'fetch', 'url': url}
else: # submit
data = {'kind': 'url', 'url': url}
response = requests.post(base_url, headers=headers, json=data)
response.raise_for_status()
result = response.json()
sample_id = result['id']
sample_url = f'https://tria.ge/{sample_id}'
return {'results': [{'types': 'link', 'values': sample_url, 'comment': f'Link to tria.ge analysis ({mode} mode)'}]}
except Exception as e:
misperrors['error'] = f'Error submitting to tria.ge: {str(e)}'
return misperrors
def introspection():
return mispattributes
def version():
moduleinfo['config'] = moduleconfig
return moduleinfo