def main():
infilename = ''
outfilename = ''
#Get the command-line arguments
args = sys.argv[1:]
if len(args) < 4:
usage()
sys.exit(1)
for i in range(0,len(args)):
if args[i] == '-i':
infilename = args[i+1]
elif args[i] == '-o':
outfilename = args[i+1]
if os.path.isfile(infilename):
try:
# Perform the translation using the methods from the OpenIOC to CybOX Script
openioc_indicators = openioc.parse(infilename)
observables_obj = openioc_to_cybox.generate_cybox(openioc_indicators, infilename, True)
observables_cls = Observables.from_obj(observables_obj)
# Set the namespace to be used in the STIX Package
stix.utils.set_id_namespace({"https://github.com/STIXProject/openioc-to-stix":"openiocToSTIX"})
# Wrap the created Observables in a STIX Package/Indicator
stix_package = STIXPackage()
# Add the OpenIOC namespace
input_namespaces = {"http://openioc.org/":"openioc"}
stix_package.__input_namespaces__ = input_namespaces
for observable in observables_cls.observables:
indicator_dict = {}
producer_dict = {}
producer_dict['tools'] = [{'name':'OpenIOC to STIX Utility', 'version':str(__VERSION__)}]
indicator_dict['producer'] = producer_dict
indicator_dict['title'] = "CybOX-represented Indicator Created from OpenIOC File"
indicator = Indicator.from_dict(indicator_dict)
indicator.add_observable(observables_cls.observables[0])
stix_package.add_indicator(indicator)
# Create and write the STIX Header
stix_header = STIXHeader()
stix_header.package_intent = "Indicators - Malware Artifacts"
stix_header.description = "CybOX-represented Indicators Translated from OpenIOC File"
stix_package.stix_header = stix_header
# Write the generated STIX Package as XML to the output file
outfile = open(outfilename, 'w')
# Ignore any warnings - temporary fix for no schemaLocation w/ namespace
with warnings.catch_warnings():
warnings.simplefilter("ignore")
outfile.write(stix_package.to_xml())
warnings.resetwarnings()
outfile.flush()
outfile.close()
except Exception, err:
print('\nError: %s\n' % str(err))
traceback.print_exc()
def to_stix(infile):
"""Converts the `infile` OpenIOC xml document into a STIX Package.
Args:
infile: OpenIOC xml filename to translate
Returns:
stix.core.STIXPackage object
"""
observables = to_cybox(infile)
# Build Indicators from the Observable objects
indicators = [_observable_to_indicator_stix(o) for o in observables]
# Wrap the created Observables in a STIX Package/Indicator
stix_package = STIXPackage()
# Set the Indicators collection
stix_package.indicators = Indicators(indicators)
# Create and write the STIX Header. Warning: these fields have been
# deprecated in STIX v1.2!
stix_header = STIXHeader()
stix_header.package_intent = PackageIntent.TERM_INDICATORS_MALWARE_ARTIFACTS
stix_header.description = "CybOX-represented Indicators Translated from OpenIOC File"
stix_package.stix_header = stix_header
return stix_package
def to_stix(infile):
"""Converts the `infile` OpenIOC xml document into a STIX Package.
Args:
infile: OpenIOC xml filename to translate
Returns:
stix.core.STIXPackage object
"""
observables = to_cybox(infile)
# Build Indicators from the Observable objects
indicators = [_observable_to_indicator_stix(o) for o in observables]
# Wrap the created Observables in a STIX Package/Indicator
stix_package = STIXPackage()
# Set the Indicators collection
stix_package.indicators = indicators
# Create and write the STIX Header. Warning: these fields have been
# deprecated in STIX v1.2!
stix_header = STIXHeader()
stix_header.package_intent = PackageIntent.TERM_INDICATORS_MALWARE_ARTIFACTS
stix_header.description = "CybOX-represented Indicators Translated from OpenIOC File"
stix_package.stix_header = stix_header
return stix_package
def main():
infilename = ''
outfilename = ''
#Get the command-line arguments
args = sys.argv[1:]
if len(args) < 4:
usage()
sys.exit(1)
for i in range(0, len(args)):
if args[i] == '-i':
infilename = args[i + 1]
elif args[i] == '-o':
outfilename = args[i + 1]
if os.path.isfile(infilename):
try:
# Perform the translation using the methods from the OpenIOC to CybOX Script
openioc_indicators = openioc.parse(infilename)
observables_obj = openioc_to_cybox.generate_cybox(
openioc_indicators, infilename, True)
observables_cls = Observables.from_obj(observables_obj)
# Wrap the created Observables in a STIX Package/Indicator
stix_package = STIXPackage()
for observable in observables_cls.observables:
indicator_dict = {}
producer_dict = {}
producer_dict['tools'] = [{
'name': 'OpenIOC to STIX Utility',
'version': str(__VERSION__)
}]
indicator_dict['producer'] = producer_dict
indicator_dict[
'title'] = "CybOX-represented Indicator Created from OpenIOC File"
indicator = Indicator.from_dict(indicator_dict)
indicator.add_observable(observables_cls.observables[0])
stix_package.add_indicator(indicator)
# Create and write the STIX Header
stix_header = STIXHeader()
stix_header.package_intent = "Indicators - Malware Artifacts"
stix_header.description = "CybOX-represented Indicators Translated from OpenIOC File"
stix_package.stix_header = stix_header
# Write the generated STIX Package as XML to the output file
outfile = open(outfilename, 'w')
outfile.write(stix_package.to_xml())
outfile.flush()
outfile.close()
except Exception, err:
print('\nError: %s\n' % str(err))
traceback.print_exc()
def _export_multi_json():
from stix.core import STIXPackage, STIXHeader
if jsonPattern is None:
if streamFlag: #stream
fullFileName = "cifStream"
else:
fullFileName = myJsonFile
xmlFileName = outputFile
else:
fullFileName = jsonPath + myJsonFile + '.json'
fileName = "stix_" + str(myJsonFile)
xmlFileName = stixPath + fileName + '.xml'
if testMode:
print "-----------------File Name: -------- " + fullFileName
print "xmlFileName: " + xmlFileName
global log_string
log_string = log_string + "\n\n" + str(datetime.datetime.now().time()) + ": fullFileName: " + fullFileName + "\n"
log_string = log_string + str(datetime.datetime.now().time()) + ": xmlFileName: " + xmlFileName + "\n"
wholeJson = _prepare_json(fullFileName)
stix_package = STIXPackage()
stix_header = STIXHeader()
stix_header.description = "Search result from CIF with search parameter " + str(mySearchParam)
stix_header.title = "Indicators from search by " + str(mySearchParam)
stix_package.stix_header = stix_header
stix_header.package_intent = "Purpose: mitigation"
for x in wholeJson:
indicatorIns = _export_from_json_to_xml(json.loads(x))
stix_package.add_indicator(indicatorIns)
if streamFlag is False:
f = open(xmlFileName, 'w')
try:
f.write(stix_package.to_xml())
finally:
f.close()
#if testMode:
# print stix_package.to_xml()
log_string = log_string + str(datetime.datetime.now().time()) + ": -------------- STIX----------- \n\n" + stix_package.to_xml()
return stix_package.to_xml()
def main():
infilename = ''
outfilename = ''
#Get the command-line arguments
args = sys.argv[1:]
if len(args) < 4:
usage()
sys.exit(1)
for i in range(0,len(args)):
if args[i] == '-i':
infilename = args[i+1]
elif args[i] == '-o':
outfilename = args[i+1]
if os.path.isfile(infilename):
try:
# Perform the translation using the methods from the OpenIOC to CybOX Script
openioc_indicators = openioc.parse(infilename)
observables_obj = openioc_to_cybox.generate_cybox(openioc_indicators, infilename, True)
observables_cls = Observables.from_obj(observables_obj)
# Wrap the created Observables in a STIX Package/Indicator
stix_package = STIXPackage()
for observable in observables_cls.observables:
indicator_dict = {}
producer_dict = {}
producer_dict['tools'] = [{'name':'OpenIOC to STIX Utility', 'version':str(__VERSION__)}]
indicator_dict['producer'] = producer_dict
indicator_dict['title'] = "CybOX-represented Indicator Created from OpenIOC File"
indicator = Indicator.from_dict(indicator_dict)
indicator.add_observable(observables_cls.observables[0])
stix_package.add_indicator(indicator)
# Create and write the STIX Header
stix_header = STIXHeader()
stix_header.package_intent = "Indicators - Malware Artifacts"
stix_header.description = "CybOX-represented Indicators Translated from OpenIOC File"
stix_package.stix_header = stix_header
# Write the generated STIX Package as XML to the output file
outfile = open(outfilename, 'w')
outfile.write(stix_package.to_xml())
outfile.flush()
outfile.close()
except Exception, err:
print('\nError: %s\n' % str(err))
traceback.print_exc()
def export_stix(iocs):
'''Export to STIX. Adapted from:
github.com/STIXProject/openioc-to-stix/blob/master/openioc_to_stix.py
'''
cybox_observables = export_cybox(iocs)
stix_package = STIXPackage()
for obs in cybox_observables:
indicator_dict = {}
producer_dict = {}
producer_dict['tools'] = [{'name':'extract_iocs'}]
indicator_dict['producer'] = producer_dict
indicator_dict['title'] = "extract_iocs STIX export"
indicator = Indicator.from_dict(indicator_dict)
indicator.add_observable(obs)
stix_package.add_indicator(indicator)
# Create and write the STIX Header
stix_header = STIXHeader()
stix_header.package_intent = "Indicators - Malware Artifacts"
stix_header.description = "CybOX-represented Indicators extracted with extract_iocs"
stix_package.stix_header = stix_header
return stix_package.to_xml()
def export_stix(iocs):
'''Export to STIX. Adapted from:
github.com/STIXProject/openioc-to-stix/blob/master/openioc_to_stix.py
'''
cybox_observables = export_cybox(iocs)
stix_package = STIXPackage()
for obs in cybox_observables:
indicator_dict = {}
producer_dict = {}
producer_dict['tools'] = [{'name': 'export_iocs'}]
indicator_dict['producer'] = producer_dict
indicator_dict['title'] = "export_iocs STIX export"
indicator = Indicator.from_dict(indicator_dict)
indicator.add_observable(obs)
stix_package.add_indicator(indicator)
# Create and write the STIX Header
stix_header = STIXHeader()
stix_header.package_intent = "Indicators - Malware Artifacts"
stix_header.description = "CybOX-represented Indicators extracted with export_iocs"
stix_package.stix_header = stix_header
return stix_package.to_xml()
def __make_stix_xml_string(self, filename, open_ioc_xml):
# This is actually an adapted version of the openioc_to_stix.py to be compatible with ce1sus
try:
# save the file
base_dir = self.get_dest_folder()
open_ioc_filename = base_dir + '/' + filename
open_stix_filename = base_dir + '/STIX_of_' + filename
open_ioc_file = open(open_ioc_filename, 'w+')
open_ioc_file.write(open_ioc_xml)
open_ioc_file.close()
openioc_indicators = openioc.parse(open_ioc_filename)
observables_obj = openioc_to_cybox.generate_cybox(
openioc_indicators, open_ioc_filename, True)
observables_cls = Observables.from_obj(observables_obj)
stix.utils.set_id_namespace({
"https://github.com/STIXProject/openioc-to-stix":
"openiocToSTIX"
})
stix_package = STIXPackage()
stix_package.version = '1.1.1'
input_namespaces = {"openioc": "http://openioc.org/"}
stix_package.__input_namespaces__ = input_namespaces
for observable in observables_cls.observables:
indicator_dict = {}
producer_dict = {}
producer_dict['tools'] = [{
'name': 'OpenIOC to STIX Utility',
'version': str(__VERSION__)
}]
indicator_dict['producer'] = producer_dict
indicator_dict[
'title'] = "CybOX-represented Indicator Created from OpenIOC File"
indicator = Indicator.from_dict(indicator_dict)
indicator.add_observable(observables_cls.observables[0])
stix_package.add_indicator(indicator)
stix_header = STIXHeader()
# set the correct header
file_obj = open(open_ioc_filename, 'rb')
file_contents = file_obj.read()
print file_contents
file_obj.close()
root = etree.fromstring(file_contents)
for child in root:
if child.tag.endswith('short_description'):
stix_header.short_description = child.text
elif child.tag.endswith('description'):
stix_header.description = child.text
else:
if stix_header.description and stix_header.short_description:
break
stix_header.package_intent = "Indicators - Malware Artifacts"
stix_header.description = '{0}\n\n CybOX-represented Indicators Translated from OpenIOC File'.format(
stix_header.description)
stix_package.stix_header = stix_header
# Write the generated STIX Package as XML to the output file
outfile = open(open_stix_filename, 'w')
# Ignore any warnings - temporary fix for no schemaLocation w/ namespace
with warnings.catch_warnings():
warnings.simplefilter("ignore")
outfile.write(stix_package.to_xml())
warnings.resetwarnings()
outfile.flush()
outfile.close()
return base_dir, open_stix_filename
except Exception as error:
self.logger.error(error)
raise cherrypy.HTTPError(500, '{0}'.format(error.message))
