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b76f59e Dec 7, 2016
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executable file 197 lines (158 sloc) 4.87 KB
import json
import logging
import sys
import base64
misperrors = {'error': 'Error'}
userConfig = {}
inputSource = ['file']
moduleinfo = {'version': '0.1', 'author': 'Victor van der Stoep',
'description': 'Cuckoo JSON import',
'module-type': ['import']}
moduleconfig = []
def handler(q=False):
# Just in case we have no data
if q is False:
return False
# The return value
r = {'results': []}
# Load up that JSON
q = json.loads(q)
data = base64.b64decode(q.get("data")).decode('utf-8')
# If something really weird happened
if not data:
return json.dumps({"success": 0})
data = json.loads(data)
# Get characteristics of file
targetFile = data['target']['file']
# Process the inital binary
processBinary(r, targetFile, initial = True)
# Get binary information for dropped files
if(data.get('dropped')):
for droppedFile in data['dropped']:
processBinary(r, droppedFile, dropped = True)
# Add malscore to results
r["results"].append({
"values": "Malscore: {} ".format(data['malscore']),
"types": "comment",
"categories": "Payload delivery",
"comment": "Cuckoo analysis: MalScore"
})
# Add virustotal data, if exists
if(data.get('virustotal')):
processVT(r, data['virustotal'])
# Add network information, should be improved
processNetwork(r, data['network'])
# Add behavioral information
processSummary(r, data['behavior']['summary'])
# Return
return r
def processSummary(r, summary):
r["results"].append({
"values": summary['mutexes'],
"types": "mutex",
"categories": "Artifacts dropped",
"comment": "Cuckoo analysis: Observed mutexes"
})
def processVT(r, virustotal):
category = "Antivirus detection"
comment = "VirusTotal analysis"
if(virustotal.get('permalink')):
r["results"].append({
"values": virustotal['permalink'],
"types": "link",
"categories": category,
"comments": comment + " - Permalink"
})
if(virustotal.get('total')):
r["results"].append({
"values": "VirusTotal detection rate {}/{}".format(
virustotal['positives'],
virustotal['total']
),
"types": "comment",
"categories": category,
"comment": comment
})
else:
r["results"].append({
"values": "Sample not detected on VirusTotal",
"types": "comment",
"categories": category,
"comment": comment
})
def processNetwork(r, network):
category = "Network activity"
for host in network['hosts']:
r["results"].append({
"values": host['ip'],
"types": "ip-dst",
"categories": category,
"comment": "Cuckoo analysis: Observed network traffic"
})
def processBinary(r, target, initial = False, dropped = False):
if(initial):
comment = "Cuckoo analysis: Initial file"
category = "Payload delivery"
elif(dropped):
category = "Artifacts dropped"
comment = "Cuckoo analysis: Dropped file"
r["results"].append({
"values": target['name'],
"types": "filename",
"categories": category,
"comment": comment
})
r["results"].append({
"values": target['md5'],
"types": "md5",
"categories": category,
"comment": comment
})
r["results"].append({
"values": target['sha1'],
"types": "sha1",
"categories": category,
"comment": comment
})
r["results"].append({
"values": target['sha256'],
"types": "sha256",
"categories": category,
"comment": comment
})
r["results"].append({
"values": target['sha512'],
"types": "sha512",
"categories": category,
"comment": comment
})
# todo : add file size?
if(target.get('guest_paths')):
r["results"].append({
"values": target['guest_paths'],
"types": "filename",
"categories": "Payload installation",
"comment": comment + " - Path"
})
def introspection():
modulesetup = {}
try:
userConfig
modulesetup['userConfig'] = userConfig
except NameError:
pass
try:
inputSource
modulesetup['inputSource'] = inputSource
except NameError:
pass
return modulesetup
def version():
moduleinfo['config'] = moduleconfig
return moduleinfo
if __name__ == '__main__':
x = open('test.json', 'r')
q = []
q['data'] = x.read()
q = base64.base64encode(q)
handler(q)