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munin.py
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munin.py
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#!/usr/bin/env python3
__AUTHOR__ = 'Florian Roth'
__VERSION__ = "0.22.0 January 2023"
"""
Install dependencies with:
pip install -r requirements.txt
pip3 install -r requirements.txt
"""
import codecs
import configparser
import requests
from requests.auth import HTTPBasicAuth
import time
import re
import os
import math
import ast
import signal
import sys
import json
import hashlib
import codecs
import traceback
import argparse
import logging
import gzip
import pyzipper
import shutil
from valhallaAPI.valhalla import ValhallaAPI
from collections import defaultdict
from io import BytesIO
from datetime import datetime
from colorama import init, Fore, Back, Style
from lib.helper import generateResultFilename
import lib.munin_vt as munin_vt
from lib.munin_csv import writeCSVHeader, writeCSV, CSV_FIELDS
import lib.connections as connections
from lib.munin_stdout import printResult, printHighlighted, printKeyLine
import cfscrape
# Handle modules that may be difficult to install
# e.g. pymisp has no Debian package, selenium is obsolete
deactivated_features = []
try:
import pymisp
except ImportError as e:
print("ERROR: Module 'PyMISP' not found (this feature will be deactivated: MISP queries)")
deactivated_features.append("pymisp")
try:
from flask import Flask
from flask_caching import Cache
app = Flask(__name__)
flask_cache = Cache(config={'CACHE_TYPE': 'simple', "CACHE_DEFAULT_TIMEOUT": 15})
flask_cache.init_app(app)
except ImportError as e:
traceback.print_exc()
print("ERROR: Module 'flask' or 'flask_caching' not found (try to fix this with 'pip3 install flask flask_caching'")
deactivated_features.append("flask")
# CONFIG ##############################################################
# API keys / secrets - please configure them in 'munin.ini'
MAL_SHARE_API_KEY = '-'
PAYLOAD_SEC_API_KEY = '-'
TAGS = ['HARMLESS', 'SIGNED', 'MSSOFT', 'REVOKED', 'EXPIRED']
# MalwareShare URL
MAL_SHARE_API = 'https://malshare.com/api.php?api_key=%s&action=details&hash=%s'
MAL_SHARE_LINK = 'https://malshare.com/sample.php?action=detail&hash='
# Hybrid Analysis URL
HYBRID_ANALYSIS_URL = 'https://www.hybrid-analysis.com/api/v2/search/hash'
# Hybrid Analysis Download URL
HYBRID_ANALYSIS_DOWNLOAD_URL = 'https://www.hybrid-analysis.com/api/v2/overview/%s/sample'
# Hybrid Analysis Sample URL
URL_HA = 'https://hybrid-analysis.com/sample'
# TotalHash URL
TOTAL_HASH_URL = 'https://totalhash.cymru.com/analysis/'
# VirusBay URL
VIRUSBAY_URL = 'https://beta.virusbay.io/sample/search?q='
# URLhaus
URL_HAUS_URL = "https://urlhaus-api.abuse.ch/v1/payload/"
URL_HAUS_MAX_URLS = 5
# AnyRun
URL_ANYRUN = "https://any.run/report/%s"
# CAPE
URL_CAPE_MD5 = "https://www.capesandbox.com/api/tasks/search/md5/%s/"
URL_CAPE_SHA1 = "https://www.capesandbox.com/api/tasks/search/sha1/%s/"
URL_CAPE_SHA256 = "https://www.capesandbox.com/api/tasks/search/sha256/%s/"
CAPE_MAX_REPORTS = 5
# MALWARE Bazar
MALWARE_BAZAR_API = "https://mb-api.abuse.ch/api/v1/"
MALWARE_BAZAR_LINK = "https://bazaar.abuse.ch/sample/%s/"
# Intezer URL
INTEZER_URL = "https://analyze.intezer.com/api/v2-0"
INTEZER_NON_QUOTA_URL = "https://analyze.intezer.com/api/v1-2/code-items/%s/latest-public-analysis"
INTEZER_ANALYSIS_URL = "https://analyze.intezer.com/files/%s"
# Valhalla URL
VALHALLA_URL = "https://valhalla.nextron-systems.com/api/v1/hashinfo"
############### The following defaults can be overwritten by munin.ini
# maximum number of hashes to collect from matches of multiple Valhalla rules to be collected before querying VT and the other services
VALHALLA_MAX_QUERY_SIZE = 10000
# maximum number of hashes to collect from matches of multiple Virustotal searches (300 comments per search, might be multiple per hash!) to be collected before querying VT and the other services
VIRUSTOTAL_MAX_QUERY_SIZE = 600
WAIT_TIME = 17 # Public VT API allows 4 request per minute, so we wait 15 secs by default
QUOTA_EXCEEDED_WAIT_TIME = 1200 # wait if quota is exceeded and --vtwaitquota is used
VH_RULE_CUTOFF = 0
VENDORS = ['Microsoft', 'Kaspersky', 'McAfee', 'CrowdStrike', 'TrendMicro',
'ESET-NOD32', 'Symantec', 'F-Secure', 'Sophos', 'GData']
############### End of munin.ini overwrittable vars
# Header to Fake a Real Browser
FAKE_HEADERS = {
'referer': 'https://www.google.com',
'pragma': 'no-cache',
'cache-control': 'no-cache',
'sec-ch-ua': '"Chromium";v="88", "Google Chrome";v="88", ";Not A Brand";v="99"',
'accept': 'application/json, text/plain, */*',
'dnt': '1',
'sec-ch-ua-mobile': '?0',
'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.96 Safari/537.36',
'sec-fetch-site': 'same-origin',
'sec-fetch-mode': 'cors',
'sec-fetch-dest': 'empty',
'accept-language': 'en-US,en;q=0.9,de-DE;q=0.8,de;q=0.7,es;q=0.6'
}
def processLine(line, debug):
"""
Process a single line of input
:param line:
:param debug:
:return info:
:return cooldown_time: remaining cooldown time
:return cache_result:
"""
# Measure time for VT cooldown
start_time = time.time()
cooldown_time = 0
# Info dictionary
info = {"md5": "-", "sha1": "-", "sha256": "-", "vt_queried": False}
# Remove line break
line = line.rstrip("\n").rstrip("\r")
# Skip comments
if line.startswith("#"):
return (info, cooldown_time, None)
# Get all hashes in line
# ... and the rest of the line as comment
hashVal, hashType, comment = fetchHash(line)
info['hash'] = hashVal
info[hashType] = hashVal
info['comment'] = comment
# If no hash found
if hashVal == '':
return (info, cooldown_time, None)
# Cache
cache_result = inCache(hashVal)
if cache_result:
info = cache_result
# But keep the new comment
info["comment"] = comment
# New fields - add them to old cache entries
for key, value in CSV_FIELDS.items():
if value not in info:
info[value] = "-"
# Fix old cached used names
if ',' in info["commenter"]:
info["commenter"] = info["commenter"].split(',')
if debug:
print("[D] Value found in cache: %s" % cache_result)
# If not found in cache or --nocache set
if args.nocache or not cache_result:
# Get Information
# Virustotal
vt_info = munin_vt.getVTInfo(hashVal, args.debug, VENDORS, QUOTA_EXCEEDED_WAIT_TIME, args.vtwaitquota)
info.update(vt_info)
# Valhalla
valhalla_info = getValhalla(info['sha256'])
info.update(valhalla_info)
if not config.has_option('VIRUSTOTAL', 'SKIP_SERVICES'):
# MISP
misp_info = getMISPInfo(hashVal)
info.update(misp_info)
# MalShare
ms_info = getMalShareInfo(hashVal)
info.update(ms_info)
# Hybrid Analysis
ha_info = getHybridAnalysisInfo(hashVal)
info.update(ha_info)
# Intezer
int_info = getIntezerInfo(info['sha256'])
info.update(int_info)
# URLhaus
uh_info = getURLhaus(info['md5'], info['sha256'])
info.update(uh_info)
# AnyRun
#ar_info = getAnyRun(info['sha256'])
#info.update(ar_info)
# CAPE
ca_info = getCAPE(info['md5'], info['sha1'], info['sha256'])
info.update(ca_info)
# Malware Bazar
mb_info = getMalwareBazarInfo(hashVal)
info.update(mb_info)
# Hashlookup
hashlookup_info = getHashlookup(info['md5'], info['sha1'], info['sha256'])
info.update(hashlookup_info)
# TotalHash
# th_info = {'totalhash_available': False}
# if 'sha1' in info:
# th_info = getTotalHashInfo(info['sha1'])
# info.update(th_info)
# VirusBay
vb_info = getVirusBayInfo(info['md5'])
info.update(vb_info)
# Add to hash cache and current batch info list
if not cache_result:
cache.append(info)
# else set vt_queried to False to avoid sleep time
else:
info['vt_queried'] = False
# Wait some time for the next request
cooldown_time = 0
if 'vt_queried' in info: # could be missing on cache values
if info["vt_queried"]:
cooldown_time = max(0, WAIT_TIME - int(time.time() - start_time))
return info, cooldown_time, cache_result
def processLines(lines, resultFile, nocsv=False, debug=False, limit=0):
"""
Process the input file line by line
"""
# Infos of the current batch
infos = []
# count fetched results for --limit
uncached_hashes = 0
printHighlighted("[+] Processing %d lines ..." % len(lines))
# Sorted
if args.sort:
lines = sorted(lines)
for i, line in enumerate(lines):
# Measure time (used for VT request throttling)
start_time = time.time()
# Process the line
info, cooldown_time, cache_result = processLine(line, debug)
if not cache_result:
uncached_hashes += 1
# Empty result
if not info or (info['md5'] == "-" and info['sha1'] == "-" and info['sha256'] == "-"):
# do nothing but don't "continue" bec of the possible "break" later
pass
else:
# Print result
printResult(info, i, len(lines))
# Comment on sample
if args.comment and info['sha256'] != "-":
munin_vt.commentVTSample(info['sha256'], "%s %s" % (args.p, info['comment']))
# Rescan a sample
if args.rescan and info['sha256'] != "-":
munin_vt.rescanVTSample(info['sha256'])
# Download samples
if args.download and 'sha256' in info:
downloadHybridAnalysisSample(info['sha256'])
downloadMalwareBazarSample(info['sha256'])
elif args.debug and args.download:
print("[D] Didn't start download: No sha256 hash found!")
# Print to CSV
if not nocsv:
writeCSV(info, resultFile)
# Add to infos list
infos.append(info)
# Comparison Checks
peChecks(info, infos)
# Platform Checks
platformChecks(info)
# only respect limit of > 0
if limit and uncached_hashes >= limit:
print("Exiting because limit of %d uncached hashes reached!" % limit )
break
# Wait the remaining cooldown time
time.sleep(cooldown_time)
return infos
def fetchHash(line):
"""
Extracts hashes from a line
:param line:
:return:
"""
hashTypes = {32: 'md5', 40: 'sha1', 64: 'sha256'}
pattern = r'((?<!FIRSTBYTES:\s)|[\b\s]|^)([0-9a-fA-F]{32}|[0-9a-fA-F]{40}|[0-9a-fA-F]{64})(\b|$)'
hash_search = re.findall(pattern, line)
# print hash_search
if len(hash_search) > 0:
hash = hash_search[0][1]
rest = ' '.join(re.sub('({0}|;|,|:)'.format(hash), ' ', line).strip().split())
return hash, hashTypes[len(hash)], rest
return '', '', ''
def getMalShareInfo(hash):
"""
Retrieves information from MalwareShare https://malshare.com
:param hash: hash value
:return info: info object
"""
info = {'malshare_available': False}
if MAL_SHARE_API_KEY == "-" or not MAL_SHARE_API_KEY:
return info
try:
#print("Malshare URL: %s" % (MAL_SHARE_API % (MAL_SHARE_API_KEY, hash)))
response_query = requests.get(MAL_SHARE_API % (MAL_SHARE_API_KEY, hash),
timeout=15,
proxies=connections.PROXY,
headers=FAKE_HEADERS)
if args.debug:
print("[D] Querying Malshare: %s" % response_query.request.url)
#print(response_query.content)
response = json.loads(response_query.content)
# If response is MD5 hash
if 'ERROR' in response:
info['malshare_available'] = False
if args.debug:
print("[D] Malshare response: %s" % response_query.content)
else:
info['malshare_available'] = True
# Making sure that an MD5 hash is available for link generation
info['md5'] = response['MD5']
if args.debug:
print("[D] Malshare response: %s" % response_query.content)
except Exception as e:
if args.debug:
traceback.print_exc()
return info
def getMalwareBazarInfo(hash):
"""
Retrieves info from Malware Bazar
:param hash:
:return:
"""
info = {'malware_bazar_available': False}
if MALWARE_BAZAR_API == "-" or not MALWARE_BAZAR_API:
return info
try:
data = {"query": 'get_info', "hash": hash}
response = requests.post(MALWARE_BAZAR_API, data=data, timeout=3, proxies=connections.PROXY)
#print("Response: '%s'" % response.json())
res = response.json()
if res['query_status'] == "ok":
info['malware_bazar_available'] = True
# Making sure that a sha256 hash is available for link generation
if 'sha256_hash' in res:
if res['sha256_hash'] != "":
info['sha256'] = res['sha256_hash']
except Exception as e:
print("Error while accessing Malware Bazar")
if args.debug:
traceback.print_exc()
return info
def getIntezerInfo(sha256):
"""
Retrieves info from Intezer
:param hash:
:return:
"""
info = {'intezer_available': False}
if sha256 == "-":
return info
try:
response_query = requests.get(INTEZER_NON_QUOTA_URL % sha256,
timeout=3,
proxies=connections.PROXY,
headers={
'referer': INTEZER_ANALYSIS_URL % sha256,
'authority': 'analyze.intezer.com',
'pragma': 'no-cache',
'cache-control': 'no-cache',
'sec-ch-ua': '"Chromium";v="88", "Google Chrome";v="88", ";Not A Brand";v="99"',
'accept': 'application/json, text/plain, */*',
'dnt': '1',
'sec-ch-ua-mobile': '?0',
'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.96 Safari/537.36',
'sec-fetch-site': 'same-origin',
'sec-fetch-mode': 'cors',
'sec-fetch-dest': 'empty',
'accept-language': 'en-US,en;q=0.9,de-DE;q=0.8,de;q=0.7,es;q=0.6'
})
if b"File not found" not in response_query.content:
info['intezer_available'] = True
"""
if INTEZER_API_KEY == "-" or not INTEZER_API_KEY:
return info
try:
response = requests.post(INTEZER_URL + '/get-access-token', json={'api_key': INTEZER_API_KEY})
response.raise_for_status()
session = requests.session()
session.headers['Authorization'] = session.headers['Authorization'] = 'Bearer %s' % response.json()['result']
response = session.get(INTEZER_URL + '/files/{}'.format(hash))
if response.status_code == 404 or response.status_code == 410:
return info
else:
info['intezer_available'] = True
response.raise_for_status()
report = response.json()
if args.debug:
print("[D] Intezer: %s" % report)
info['intezer_analysis'] = report['result']['analysis_url']
info['intezer_family'] = report['result']['family_name']
"""
except Exception as e:
if args.debug:
traceback.print_exc()
return info
def getMISPInfo(hash):
"""
Retrieves information from a MISP instance
:param hash: hash value
:return info: info object
"""
info = {'misp_available': False, 'misp_events': ''}
requests.packages.urllib3.disable_warnings() # I don't care
# Check whether the MISP section exists
if not has_MISP:
return info
# Check if any auth key is set
key_set = False
for m in MISP_AUTH_KEYS:
if m != '' and m != '-':
key_set = True
if not key_set or 'pymisp' in deactivated_features:
return info
# Loop through MISP instances
misp_info = []
misp_events = []
for c, m_url in enumerate(MISP_URLS, start=0):
# Get the corresponding auth key
m_auth_key = MISP_AUTH_KEYS[c]
if args.debug:
print("[D] Querying MISP: %s" % m_url)
try:
# Preparing API request
misp = pymisp.PyMISP(m_url, m_auth_key, args.verifycert, debug=args.debug, proxies={},cert=None,auth=None,tool='Munin : Online hash checker')
if args.debug:
print("[D] Query: values=%s" % hash)
result = misp.search('attributes', type_attribute=fetchHash(hash)[1] ,value=hash)
# Processing the result
if result['Attribute']:
events_added = list()
if args.debug:
print("[D] Dump Attribute : "+json.dumps(result['Attribute'], indent=2))
for r in result['Attribute']:
# Check for duplicates
if r['event_id'] in events_added:
continue
# Try to get info on the events
event_info = ""
misp_events.append('MISP%d:%s' % (c+1, r['event_id']))
e_result = misp.search('events', eventid=r['event_id'])
if e_result:
event_info = e_result[0]['Event']['info']
# too much
# if args.debug:
# print(json.dumps(e_result['response'], indent=2))
# Create MISP info object
misp_info.append({
'misp_nr': c+1,
'event_info': event_info,
'event_id': r['event_id'],
'comment': r['comment'],
'url': '%s/events/view/%s' % (m_url, r['event_id'])
})
events_added.append(r['event_id'])
else:
info['misp_available'] = False
except Exception as e:
if args.debug:
traceback.print_exc()
info['misp_info'] = misp_info
info['misp_events'] = ", ".join(misp_events)
if len(misp_events) > 0:
info['misp_available'] = True
return info
def getHashlookup(md5, sha1, sha256):
"""
Retrieves information from Hashlookup services
:param md5: hash value
:param sha1: hash value
:param sha256: hash value
:return info: info object
"""
info = {'hashlookup_available': False}
if not has_hashlookup:
return info
# Loop through hsahlookup instances
hashlookup_info = []
for c, h_url in enumerate(HASHLOOKUP_URLS, start=0):
tags = []
# Get the corresponding data
h_auth_key = HASHLOOKUP_AUTH_KEYS[c]
h_name = HASHLOOKUP_HANDLES[c]
if args.debug:
print("[D] Querying Hashlookup Service {}".format(h_name))
h_url = h_url + '{}/{}'
try:
if sha256 != "-":
response = requests.get(h_url.format('sha256', sha256), timeout=3, proxies=connections.PROXY, headers={'Authorization': h_auth_key})
elif sha1 != "-":
response = requests.get(h_url.format('sha1', sha1), timeout=3, proxies=connections.PROXY, headers={'Authorization': h_auth_key})
elif md5 != "-":
response = requests.get(h_url.format('md5', md5), timeout=3, proxies=connections.PROXY, headers={'Authorization': h_auth_key})
if args.debug:
print("[D] Hashlookup Response Code: %s" % response.status_code)
if response.status_code == 200:
hashlookup_info.append({
'hashlookup_source': h_name,
'source_url': response.url,
'response': response.json()
})
info['hashlookup_available'] = True
except Exception as e:
if args.debug:
print("Error while accessing hashlookup")
traceback.print_exc()
info['hashlookup_info'] = hashlookup_info
return info
def getHybridAnalysisInfo(hash):
"""
Retrieves information from Payload Security's public sandbox https://www.hybrid-analysis.com
:param hash: hash value
:return info: info object
"""
info = {'hybrid_available': False, 'hybrid_score': '-', 'hybrid_date': '-', 'hybrid_compromised': '-'}
if PAYLOAD_SEC_API_KEY == "-" or not PAYLOAD_SEC_API_KEY:
return info
try:
# Set headers
headers = {'User-Agent': 'VxStream', 'api-key': PAYLOAD_SEC_API_KEY}
data = {'hash': hash}
# Querying Hybrid Analysis
if args.debug:
print("[D] Querying Hybrid Analysis")
response = requests.post(HYBRID_ANALYSIS_URL, headers=headers,
timeout=4, proxies=connections.PROXY, data=data)
res_json = response.json()
# If response has content
info['hybrid_available'] = len(res_json) > 0
if len(res_json) > 0:
info['hybrid_available'] = True
if 'threat_score' in res_json[0]:
info['hybrid_score'] = res_json[0]['threat_score']
if 'analysis_start_time' in res_json[0]:
info['hybrid_date'] = res_json[0]['analysis_start_time']
if 'compromised_hosts' in res_json[0]:
info['hybrid_compromised'] = res_json[0]['compromised_hosts']
except ConnectionError as e:
print("Error while accessing HA: connection failed")
if args.debug:
traceback.print_exc()
except Exception as e:
print("Error while accessing Hybrid Analysis: %s" % response.content)
if args.debug:
traceback.print_exc()
finally:
return info
def getValhalla(sha256):
"""
Retrieves information from Valhalla
:param sha256: hash value
:return info: info object
"""
info = {'valhalla_match': False, 'valhalla_matches': []}
if sha256 == "-":
return info
if not VALHALLA_API_KEY or VALHALLA_API_KEY == "-":
return info
# Ready to go
if args.debug:
print("[D] Querying VALHALLA: %s" % sha256)
try:
data = {
"sha256": sha256,
"apikey": VALHALLA_API_KEY,
}
response = requests.post(VALHALLA_URL, data=data, proxies=connections.PROXY)
if args.debug:
print("[D] VALHALLA Response: '%s'" % response.json())
res = response.json()
if res['status'] == "success":
info['valhalla_match'] = True
info['valhalla_matches'] = res['results']
except Exception as e:
print("Error while accessing VALHALLA")
if args.debug:
traceback.print_exc()
finally:
return info
def downloadHybridAnalysisSample(hash):
"""
Downloads Sample from https://www.hybrid-analysis.com
:param hash: sha256 hash value
:return success: bool Download Success
"""
info = {'hybrid_score': '-', 'hybrid_date': '-', 'hybrid_compromised': '-'}
try:
# Prepare request
preparedURL = HYBRID_ANALYSIS_DOWNLOAD_URL % hash
# Set user agent string
headers = {'User-Agent': 'Falcon Sandbox', 'api-key': PAYLOAD_SEC_API_KEY}
# Prepare Output filename and write the sample
outfile = os.path.join(args.d, hash)
# Querying Hybrid Analysis
if args.debug:
print("[D] Requesting download of sample: %s" % preparedURL)
response = requests.get(preparedURL, params={'environmentId':'100'}, headers=headers, proxies=connections.PROXY)
# If the response is a json file
if response.headers["Content-Type"] == "application/json":
responsejson = json.loads(response.text)
if args.debug:
print("[D] Something went wrong: " +responsejson["message"])
return False
# If the content is an octet stream
elif response.headers["Content-Type"] == "application/gzip":
plaintextContent = gzip.decompress(response.content)
f_out = open(outfile, 'wb')
f_out.write(plaintextContent)
f_out.close()
print("[+] Downloaded sample from Hybrid-Analysis to: %s" % outfile)
# Return successful
return True
else:
if args.debug:
print("[D] Unexpected content type: " + response.headers["Content-Type"])
return False
except ConnectionError as e:
print("Error while accessing HA: connection failed")
if args.debug:
traceback.print_exc()
except Exception as e:
print("Error while accessing Hybrid Analysis: %s" % response.content)
if args.debug:
traceback.print_exc()
finally:
return False
def downloadMalwareBazarSample(hash):
"""
Downloads Sample from https://bazaar.abuse.ch/
:param hash: sha256 hash value
:return success: bool Download Success
"""
# Check API Key
if MAL_BAZAR_API_KEY == "" or MAL_BAZAR_API_KEY == "-":
print("You cannot download samples from Malware Bazar without an API key")
return False
try:
if args.debug:
print("[D] Requesting download of sample from Malware Bazar")
# Rquest
data = {"API-KEY": MAL_BAZAR_API_KEY, "query": 'get_file', "sha256_hash": hash}
response = requests.post(MALWARE_BAZAR_API, data=data, timeout=3, proxies=connections.PROXY)
#print(response.headers)
# Process the Response
if response.headers["Content-Type"] == "application/zip":
buffer = BytesIO()
buffer.write(response.content)
with pyzipper.AESZipFile(buffer) as f:
f.setpassword(b'infected')
for file in f.filelist:
# Prepare Output filename and write the sample
outfile = os.path.join(args.d, file.filename)
with open(outfile, 'wb') as f_out:
f_out.write(f.read(file.filename))
print("[+] Downloaded sample from Malware Bazar to: %s" % outfile)
return True
except Exception as e:
print("Error while downloading from Malware Bazar")
if args.debug:
traceback.print_exc()
return False
def getTotalHashInfo(sha1):
"""
Retrieves information from Totalhash https://totalhash.cymru.com
:param hash: hash value
:return info: info object
"""
info = {'totalhash_available': False}
try:
# Prepare request
preparedURL = "%s?%s" % (TOTAL_HASH_URL, sha1)
# Set user agent string
# headers = {'User-Agent': ''}
# Querying Hybrid Analysis
if args.debug:
print("[D] Querying Totalhash: %s" % preparedURL)
response = requests.get(preparedURL, proxies=connections.PROXY)
# print "Response: '%s'" % response.content
if response.content and \
'0 of 0 results' not in response.content and \
'Sorry something went wrong' not in response.content:
info['totalhash_available'] = True
except ConnectionError as e:
print("Error while accessing Total Hash: connection failed")
if args.debug:
traceback.print_exc()
except Exception as e:
print("Error while accessing Totalhash: %s" % response.content)
if args.debug:
traceback.print_exc()
return info
def getURLhaus(md5, sha256):
"""
Retrieves information from URLhaus https://urlhaus-api.abuse.ch/#download-sample
:param md5: hash value
:param sha256: hash value
:return info: info object
"""
info = {'urlhaus_available': False}
if 'md5' == "-" and 'sha256' == "-":
return info
try:
if sha256:
data = {"sha256_hash": sha256}
else:
data = {"md5_hash": md5}
response = requests.post(URL_HAUS_URL, data=data, timeout=3, proxies=connections.PROXY)
#print("Response: '%s'" % response.json())
res = response.json()
if res['query_status'] == "ok" and res['md5_hash']:
info['urlhaus_available'] = True
info['urlhaus_type'] = res['file_type']
info['urlhaus_url_count'] = res['url_count']
info['urlhaus_first'] = res['firstseen']
info['urlhaus_last'] = res['lastseen']
info['urlhaus_download'] = res['urlhaus_download']
info['urlhaus_urls'] = res['urls']
except Exception as e:
print("Error while accessing URLhaus")
if args.debug:
traceback.print_exc()
return info
def getCAPE(md5, sha1, sha256):
"""
Retrieves information from CAPE
:param md5: hash value
:param sha1:
:param sha256:
:return info: info object
"""
info = {'cape_available': False}
try:
if sha256 != "-":
response = requests.get(URL_CAPE_SHA256 % sha256, timeout=3, proxies=connections.PROXY)
elif sha1 != "-":
response = requests.get(URL_CAPE_SHA1 % sha1, timeout=3, proxies=connections.PROXY)
elif md5 != "-":
response = requests.get(URL_CAPE_MD5 % md5, timeout=3, proxies=connections.PROXY)
#print("CAPE Response: '%s'" % response.content)
res = response.json()
if not res['error'] and len(res['data']) > 0:
info['cape_available'] = True
c = 0
info['cape_reports'] = []
for report in res['data']:
info['cape_reports'].append(report['id'])
if c >= CAPE_MAX_REPORTS:
break
except Exception as e:
if args.debug:
print("Error while accessing CAPE")
traceback.print_exc()
return info
def getAnyRun(sha256):
"""
Retrieves information from AnyRun Service
:param sha256: hash value
:return info: info object
"""
info = {'anyrun_available': False}
if sha256 == "-":
return info
try:
if args.debug:
print("[D] Querying Anyrun")
cfscraper = cfscrape.create_scraper()
response = cfscraper.get(URL_ANYRUN % sha256, proxies=connections.PROXY)
if args.debug:
print("[D] Anyrun Response Code: %s" %response.status_code)
if response.status_code == 200:
info['anyrun_available'] = True
except ConnectionError as e:
print("Error while accessing AnyRun: connection failed")
if args.debug:
traceback.print_exc()
except Exception as e:
print("Error while accessing AnyRun")
if args.debug:
traceback.print_exc()
return info
def getVirusBayInfo(hash):
"""
Retrieves information from VirusBay https://beta.virusbay.io/
:param hash: hash value
:return info: info object
"""
info = {'virusbay_available': False}
if hash == "-":
return info
try:
# Prepare request
preparedURL = "%s%s" % (VIRUSBAY_URL, hash)
if args.debug:
print("[D] Querying Virusbay: %s" % preparedURL)
response = requests.get(preparedURL, proxies=connections.PROXY).json()
# If response has the correct content
info['virusbay_available'] = False
#print(response)
tags = []
if response['search'] != []:
info['virusbay_available'] = True
for tag in response['search'][0]['tags']:
tags.append(tag['name'])
info['vb_tags'] = tags
info['vb_link'] = "https://beta.virusbay.io/sample/browse/%s" % response['search'][0]['md5']
except Exception as e:
if args.debug:
print("Error while accessing VirusBay")
traceback.print_exc()
return info
def peChecks(info, infos):
"""
Check for duplicate imphashes
:param info:
:param infos:
:return:
"""
# Some static values
SIGNER_WHITELIST = ["Microsoft Windows", "Microsoft Corporation"]
# Imphash check
imphash_count = 0
for i in infos:
if 'imphash' in i and 'imphash' in info:
if i['imphash'] != "-" and i['imphash'] == info['imphash']:
imphash_count += 1
if imphash_count > 1:
printHighlighted("[!] Imphash - appeared %d times in this batch %s" %
(imphash_count, info['imphash']))
# Signed Appeared multiple times
try:
signer_count = 0
for s in infos:
if 'signer' in s and 'signer' in info:
if s['signer'] != "-" and s['signer'] and s['signer'] == info['signer'] and \
not any(s in info['signer'] for s in SIGNER_WHITELIST):
signer_count += 1
if signer_count > 1:
printHighlighted("[!] Signer - appeared %d times in this batch %s" %
(signer_count, info['signer'].encode('raw-unicode-escape')))
except KeyError as e:
if args.debug:
traceback.print_exc()
def platformChecks(info):
"""
Performs certain comparison checks on the given info object compared to past
evaluations from the current batch and cache
:param info:
:return:
"""
try:
# MISP results
if 'misp_available' in info:
if info['misp_available']:
for e in info['misp_info']:
printHighlighted("[!] MISP event found EVENT_ID: {0} EVENT_INFO: {1} URL: {2}".format(
e['event_id'], e['event_info'], e['url'])
)
except KeyError as e:
if args.debug:
traceback.print_exc()
try:
# Malware Share availability
if 'malshare_available' in info:
if info['malshare_available']:
printHighlighted("[!] Sample is available on malshare.com URL: {0}{1}".format(
MAL_SHARE_LINK, info['md5']))
except KeyError as e:
if args.debug:
traceback.print_exc()
try:
# Malware Bazar availability
if 'malware_bazar_available' in info:
if info['malware_bazar_available']:
printHighlighted("[!] Sample is available on Malware Bazar URL: {0}".format(
MALWARE_BAZAR_LINK % info['sha256']))
except KeyError as e:
if args.debug:
traceback.print_exc()
try:
# Hybrid Analysis availability
if 'hybrid_available' in info:
if info['hybrid_available']:
printHighlighted("[!] Sample is on hybrid-analysis.com SCORE: {0} URL: {1}/{2}".format(
info["hybrid_score"], URL_HA, info['sha256']))
except KeyError as e:
if args.debug:
traceback.print_exc()
try:
# Intezer availability
if 'intezer_available' in info:
if info['intezer_available']: