-
Notifications
You must be signed in to change notification settings - Fork 17
/
Copy pathmvision_edr_threats_reaction.py
294 lines (234 loc) · 12.3 KB
/
mvision_edr_threats_reaction.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
#!/usr/bin/env python3
# Written by mohlcyber v.1.0 (25.04.2022)
# Script to retrieve all threats from the monitoring dashboard and stop the related process
import sys
import getpass
import requests
import time
import logging
import json
import os
from argparse import ArgumentParser, RawTextHelpFormatter
from datetime import datetime, timedelta
from logging.handlers import SysLogHandler
class EDR():
def __init__(self):
self.iam_url = 'iam.mcafee-cloud.com/iam/v1.1'
if args.region == 'EU':
self.base_url = 'soc.eu-central-1.mcafee.com'
elif args.region == 'US-W':
self.base_url = 'soc.mcafee.com'
elif args.region == 'US-E':
self.base_url = 'soc.us-east-1.mcafee.com'
elif args.region == 'SY':
self.base_url = 'soc.ap-southeast-2.mcafee.com'
elif args.region == 'GOV':
self.base_url = 'soc.mcafee-gov.com'
self.logging()
self.session = requests.Session()
self.session.verify = True
creds = (args.client_id, args.client_secret)
self.pattern = '%Y-%m-%dT%H:%M:%S.%fZ'
self.cache_fname = 'cache.log'
if os.path.isfile(self.cache_fname):
cache = open(self.cache_fname, 'r')
last_detection = datetime.strptime(cache.read(), '%Y-%m-%dT%H:%M:%SZ')
now = datetime.astimezone(datetime.now())
hours = int(str(now)[-5:].split(':')[0])
minutes = int(str(now)[-5:].split(':')[1])
self.last_pulled = (last_detection + timedelta(hours=hours, minutes=minutes, seconds=1)).strftime(self.pattern)
self.logger.debug('Cache exists. Last detection date UTC: {0}'.format(last_detection))
self.logger.debug('Pulling newest threats from: {0}'.format(self.last_pulled))
cache.close()
self.last_check = (last_detection + timedelta(seconds=1)).strftime(self.pattern)
else:
self.logger.debug('Cache does not exists. Pulling data from last 14 days.')
self.last_pulled = (datetime.now() - timedelta(days=14)).strftime(self.pattern)
self.last_check = (datetime.now() - timedelta(days=14)).strftime(self.pattern)
self.limit = '2000'
self.auth(creds)
def logging(self):
self.logger = logging.getLogger('logs')
self.logger.setLevel(args.loglevel.upper())
handler = logging.StreamHandler()
formatter = logging.Formatter("%(asctime)s;%(levelname)s;%(message)s")
handler.setFormatter(formatter)
self.logger.addHandler(handler)
def auth(self, creds):
try:
payload = {
'scope': 'mi.user.investigate soc.act.tg soc.hts.c soc.hts.r soc.rts.c soc.rts.r soc.qry.pr soc.internal',
'grant_type': 'client_credentials',
'audience': 'mcafee'
}
self.session.headers = {
'Content-Type': 'application/json'
}
res = self.session.post('https://{0}/token'.format(self.iam_url), data=payload, auth=creds)
self.logger.debug('request url: {}'.format(res.url))
self.logger.debug('request headers: {}'.format(res.request.headers))
self.logger.debug('request body: {}'.format(res.request.body))
if res.ok:
token = res.json()['access_token']
self.session.headers.update({'Authorization': 'Bearer {}'.format(token)})
self.logger.debug('AUTHENTICATION: Successfully authenticated.')
else:
self.logger.error('Error in edr.auth(). Error: {0} - {1}'
.format(str(res.status_code), res.text))
exit()
except Exception as error:
exc_type, exc_obj, exc_tb = sys.exc_info()
self.logger.error("Error in {location}.{funct_name}() - line {line_no} : {error}"
.format(location=__name__, funct_name=sys._getframe().f_code.co_name,
line_no=exc_tb.tb_lineno, error=str(error)))
def get_threats(self):
try:
epoch_before = int(time.mktime(time.strptime(self.last_pulled, self.pattern)))
filter = {}
severities = ["s0", "s1", "s2", "s3", "s4", "s5"]
filter['severities'] = severities
res = self.session.get(
'https://api.{0}/ft/api/v2/ft/threats?sort=-lastDetected&filter={1}&from={2}&limit={3}'
.format(self.base_url, json.dumps(filter), str(epoch_before * 1000), str(self.limit)))
self.logger.debug('request url: {}'.format(res.url))
self.logger.debug('request headers: {}'.format(res.request.headers))
self.logger.debug('request body: {}'.format(res.request.body))
if res.ok:
self.logger.debug('SUCCESS: Successful retrieved threats.')
res = res.json()
if len(res['threats']) > 0:
cache = open(self.cache_fname, 'w')
cache.write(res['threats'][0]['lastDetected'])
cache.close()
for threat in res['threats']:
detections = self.get_detections(threat['id'])
threat['url'] = 'https://ui.' + self.base_url + '/monitoring/#/workspace/72,TOTAL_THREATS,{0}'\
.format(threat['id'])
for detection in detections:
threat['detection'] = detection
pname = threat['name']
tid = threat['id']
caseid = self.get_case(pname, tid)
affhids = self.get_affhosts(tid)
for hid in affhids:
self.exec_reaction(caseid, tid, hid)
#self.logger.info(json.dumps(threat))
else:
self.logger.info('No new threats identified. Exiting. {0}'.format(res))
exit()
else:
self.logger.error('Error in edr.get_threats(). Error: {0} - {1}'
.format(str(res.status_code), res.text))
exit()
except Exception as error:
exc_type, exc_obj, exc_tb = sys.exc_info()
self.logger.error("Error in {location}.{funct_name}() - line {line_no} : {error}"
.format(location=__name__, funct_name=sys._getframe().f_code.co_name,
line_no=exc_tb.tb_lineno, error=str(error)))
def get_detections(self, threatId):
try:
last_detected = datetime.strptime(self.last_check, self.pattern)
res = self.session.get('https://api.' + self.base_url + '/ft/api/v2/ft/threats/{0}/detections'
.format(threatId))
self.logger.debug('request url: {}'.format(res.url))
self.logger.debug('request headers: {}'.format(res.request.headers))
self.logger.debug('request body: {}'.format(res.request.body))
if res.ok:
detections = []
for detection in res.json()['detections']:
first_detected = datetime.strptime(detection['firstDetected'], '%Y-%m-%dT%H:%M:%SZ')
if first_detected >= last_detected:
detections.append(detection)
return detections
else:
self.logger.error('Error in retrieving edr.get_detections(). Error: {0} - {1}'
.format(str(res.status_code), res.text))
exit()
except Exception as error:
exc_type, exc_obj, exc_tb = sys.exc_info()
self.logger.error("Error in {location}.{funct_name}() - line {line_no} : {error}"
.format(location=__name__, funct_name=sys._getframe().f_code.co_name,
line_no=exc_tb.tb_lineno, error=str(error)))
def get_case(self, pName, tId):
try:
data = {
'processName': pName,
'threatId': int(tId)
}
res = self.session.post('https://api.{0}/case-mgmt/v1/cases/threats'.format(self.base_url), json=data)
if res.ok:
caseId = str(res.json()['_links']['self']['href']).split('/')
return caseId[4]
else:
self.logger.error('Error in retrieving edr.get_case(). Error: {0} - {1}'
.format(str(res.status_code), res.text))
exit()
except Exception as error:
exc_type, exc_obj, exc_tb = sys.exc_info()
self.logger.error("Error in {location}.{funct_name}() - line {line_no} : {error}"
.format(location=__name__, funct_name=sys._getframe().f_code.co_name,
line_no=exc_tb.tb_lineno, error=str(error)))
def get_affhosts(self, tid):
try:
afids = []
res = self.session.get('https://api.{0}/ft/api/v2/ft/threats/{1}/affectedhosts'.format(self.base_url, str(tid)))
if res.ok:
for host in res.json()['affectedHosts']:
afids.append(host['id'])
return afids
else:
self.logger.error('Error in retrieving edr.get_affectedhosts(). Error: {0} - {1}'
.format(str(res.status_code), res.text))
exit()
except Exception as error:
exc_type, exc_obj, exc_tb = sys.exc_info()
self.logger.error("Error in {location}.{funct_name}() - line {line_no} : {error}"
.format(location=__name__, funct_name=sys._getframe().f_code.co_name,
line_no=exc_tb.tb_lineno, error=str(error)))
def exec_reaction(self, caseId, tid, hid):
try:
data = {
'action': 'StopProcess', # options [StopProcess, StopAndRemove, QuarantineHost, UnquarantineHost]
'caseId': str(caseId),
'threatActionArguments': {
'threatId': str(tid),
'targetAffectedHosts': [
str(hid)
]
}
}
res = self.session.post('https://api.{0}/remediation/api/v1/actions/threat-actions'.format(self.base_url),
data=json.dumps(data))
if res.ok:
self.logger.info('Successfully executed reaction for threatId {}'.format(tid))
self.logger.info(res.text)
else:
self.logger.error('Error in retrieving edr.exec_reaction(). Error: {0} - {1}'
.format(str(res.status_code), res.text))
#sys.exit()
except Exception as error:
exc_type, exc_obj, exc_tb = sys.exc_info()
self.logger.error("Error in {location}.{funct_name}() - line {line_no} : {error}"
.format(location=__name__, funct_name=sys._getframe().f_code.co_name,
line_no=exc_tb.tb_lineno, error=str(error)))
if __name__ == '__main__':
usage = """python mvision_edr_threats.py -R <REGION> -C <CLIENT_ID> -S <CLIENT_SECRET> -LL <LOG_LEVEL> """
title = 'MVISION EDR Python API'
parser = ArgumentParser(description=title, usage=usage, formatter_class=RawTextHelpFormatter)
parser.add_argument('--region', '-R',
required=True, type=str,
help='MVISION EDR Tenant Location', choices=['EU', 'US-W', 'US-E', 'SY', 'GOV'])
parser.add_argument('--client_id', '-C',
required=True, type=str,
help='MVISION EDR Client ID')
parser.add_argument('--client_secret', '-S',
required=False, type=str,
help='MVISION EDR Client Secret')
parser.add_argument('--loglevel', '-LL',
required=False, type=str, choices=['INFO', 'DEBUG'], default='INFO',
help='Set Log Level')
args = parser.parse_args()
if not args.client_secret:
args.client_secret = getpass.getpass(prompt='MVISION EDR Client Secret: ')
edr = EDR()
edr.get_threats()