mirror of https://github.com/MISP/misp-modules
fixed spacing, addressed error handling for public api, added subdomains, and added context comment
kx499
parent
8bd9b46713
commit
bc1eab3520
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@ -7,7 +7,8 @@ import os
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misperrors = {'error': 'Error'}
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mispattributes = {'input': ['hostname', 'domain', "ip-src", "ip-dst", "md5", "sha1", "sha256", "sha512"],
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'output':['domain', "ip-src", "ip-dst", "text", "md5", "sha1", "sha256", "sha512", "ssdeep", "authentihash", "filename"]
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'output': ['domain', "ip-src", "ip-dst", "text", "md5", "sha1", "sha256", "sha512", "ssdeep",
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"authentihash", "filename"]
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}
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# possible module-types: 'expansion', 'hover' or both
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@ -17,7 +18,9 @@ moduleinfo = {'version': '2', 'author': 'Hannah Ward',
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# config fields that your code expects from the site admin
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moduleconfig = ["apikey", "event_limit"]
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limit = 5 #Default
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limit = 5 # Default
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comment = '%s: Enriched via VT'
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def handler(q=False):
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global limit
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@ -30,145 +33,169 @@ def handler(q=False):
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limit = int(q["config"].get("event_limit", 5))
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r = {"results": []}
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if "ip-src" in q:
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r["results"] += getIP(q["ip-src"], key)
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r["results"] += getIP(q["ip-src"], key)
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if "ip-dst" in q:
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r["results"] += getIP(q["ip-dst"], key)
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r["results"] += getIP(q["ip-dst"], key)
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if "domain" in q:
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r["results"] += getDomain(q["domain"], key)
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r["results"] += getDomain(q["domain"], key)
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if 'hostname' in q:
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r["results"] += getDomain(q['hostname'], key)
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r["results"] += getDomain(q['hostname'], key)
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if 'md5' in q:
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r["results"] += getHash(q['md5'], key)
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r["results"] += getHash(q['md5'], key)
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if 'sha1' in q:
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r["results"] += getHash(q['sha1'], key)
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r["results"] += getHash(q['sha1'], key)
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if 'sha256' in q:
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r["results"] += getHash(q['sha256'], key)
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r["results"] += getHash(q['sha256'], key)
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if 'sha512' in q:
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r["results"] += getHash(q['sha512'], key)
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r["results"] += getHash(q['sha512'], key)
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uniq = []
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for res in r["results"]:
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if res not in uniq:
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uniq.append(res)
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if res not in uniq:
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uniq.append(res)
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r["results"] = uniq
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return r
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def getHash(hash, key, do_not_recurse = False):
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def getHash(hash, key, do_not_recurse=False):
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global limit
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toReturn = []
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req = requests.get("https://www.virustotal.com/vtapi/v2/file/report",
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params = { "allinfo":1, "apikey":key, 'resource': hash}
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).json()
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try:
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req = requests.get("https://www.virustotal.com/vtapi/v2/file/report",
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params={"allinfo": 1, "apikey": key, 'resource': hash}
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).json()
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except:
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return []
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if req["response_code"] == 0:
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#Nothing found
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return []
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# Nothing found
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return []
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toReturn += getMoreInfo(req, key)
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return toReturn
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def getIP(ip, key, do_not_recurse = False):
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def getIP(ip, key, do_not_recurse=False):
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global limit
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toReturn = []
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req = requests.get("https://www.virustotal.com/vtapi/v2/ip-address/report",
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params = {"ip":ip, "apikey":key}
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).json()
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try:
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req = requests.get("https://www.virustotal.com/vtapi/v2/ip-address/report",
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params={"ip": ip, "apikey": key}
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).json()
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except:
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return []
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if req["response_code"] == 0:
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#Nothing found
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return []
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# Nothing found
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return []
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if "resolutions" in req:
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for res in req["resolutions"][:limit]:
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toReturn.append( {"types":["domain"], "values":[res["hostname"]]})
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#Pivot from here to find all domain info
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if not do_not_recurse:
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toReturn += getDomain(res["hostname"], key, True)
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for res in req["resolutions"][:limit]:
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toReturn.append({"types": ["domain"], "values": [res["hostname"]], "comment":comment % ip})
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# Pivot from here to find all domain info
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if not do_not_recurse:
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toReturn += getDomain(res["hostname"], key, True)
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toReturn += getMoreInfo(req, key)
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return toReturn
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def getDomain(domain, key, do_not_recurse=False):
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global limit
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toReturn = []
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req = requests.get("https://www.virustotal.com/vtapi/v2/domain/report",
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params = {"domain":domain, "apikey":key}
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).json()
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try:
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req = requests.get("https://www.virustotal.com/vtapi/v2/domain/report",
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params={"domain": domain, "apikey": key}
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).json()
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except:
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return []
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if req["response_code"] == 0:
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#Nothing found
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return []
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# Nothing found
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return []
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if "resolutions" in req:
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for res in req["resolutions"][:limit]:
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toReturn.append( {"types":["ip-dst", "ip-src"], "values":[res["ip_address"]]})
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#Pivot from here to find all info on IPs
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if not do_not_recurse:
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toReturn += getIP(res["ip_address"], key, True)
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for res in req["resolutions"][:limit]:
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toReturn.append({"types": ["ip-dst", "ip-src"], "values": [res["ip_address"]], "comment":comment % domain})
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# Pivot from here to find all info on IPs
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if not do_not_recurse:
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toReturn += getIP(res["ip_address"], key, True)
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if "subdomains" in req:
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for subd in req["subdomains"]:
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toReturn.append({"types": ["domain"], "values": [subd], "comment": comment % domain})
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toReturn += getMoreInfo(req, key)
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return toReturn
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def findAll(data, keys):
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a = []
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if isinstance(data, dict):
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for key in data.keys():
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if key in keys:
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a.append(data[key])
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else:
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if isinstance(data[key], (dict, list)):
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a += findAll(data[key], keys)
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if isinstance(data, list):
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for i in data:
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a += findAll(i, keys)
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return a
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a = []
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if isinstance(data, dict):
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for key in data.keys():
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if key in keys:
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a.append(data[key])
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else:
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if isinstance(data[key], (dict, list)):
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a += findAll(data[key], keys)
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if isinstance(data, list):
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for i in data:
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a += findAll(i, keys)
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return a
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def getMoreInfo(req, key):
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global limit
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r = []
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#Get all hashes first
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# Get all hashes first
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hashes = []
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hashes = findAll(req, ["md5", "sha1", "sha256", "sha512"])
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r.append({"types":["md5", "sha1", "sha256", "sha512"], "values":hashes})
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r.append({"types": ["md5", "sha1", "sha256", "sha512"], "values": hashes})
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for hsh in hashes[:limit]:
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#Search VT for some juicy info
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data = requests.get("http://www.virustotal.com/vtapi/v2/file/report",
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params={"allinfo":1, "apikey":key, "resource":hsh}
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).json()
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# Search VT for some juicy info
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try:
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data = requests.get("http://www.virustotal.com/vtapi/v2/file/report",
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params={"allinfo": 1, "apikey": key, "resource": hsh}
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).json()
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except:
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continue
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# Go through each key and check if it exists
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if "submission_names" in data:
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r.append({'types':["filename"], "values":data["submission_names"]})
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# Go through each key and check if it exists
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if "submission_names" in data:
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r.append({'types': ["filename"], "values": data["submission_names"], "comment":comment % hsh})
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if "ssdeep" in data:
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r.append({'types':["ssdeep"], "values":[data["ssdeep"]]})
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if "ssdeep" in data:
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r.append({'types': ["ssdeep"], "values": [data["ssdeep"]], "comment":comment % hsh})
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if "authentihash" in data:
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r.append({"types":["authentihash"], "values":[data["authentihash"]]})
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if "authentihash" in data:
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r.append({"types": ["authentihash"], "values": [data["authentihash"]], "comment":comment % hsh})
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if "ITW_urls" in data:
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r.append({"types":["url"], "values":data["ITW_urls"]})
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if "ITW_urls" in data:
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r.append({"types": ["url"], "values": data["ITW_urls"], "comment":comment % hsh})
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#Get the malware sample
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sample = requests.get("https://www.virustotal.com/vtapi/v2/file/download",
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params = {"hash":hsh, "apikey":key})
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malsample = sample.content
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# Get the malware sample
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sample = requests.get("https://www.virustotal.com/vtapi/v2/file/download",
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params={"hash": hsh, "apikey": key})
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malsample = sample.content
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# It is possible for VT to not give us any submission names
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if "submission_names" in data:
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r.append({"types": ["malware-sample"],
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"categories": ["Payload delivery"],
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"values": data["submission_names"],
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"data": str(base64.b64encode(malsample), 'utf-8')
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}
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)
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# It is possible for VT to not give us any submission names
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if "submission_names" in data:
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r.append({"types":["malware-sample"],
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"categories":["Payload delivery"],
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"values":data["submission_names"],
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"data": str(base64.b64encode(malsample), 'utf-8')
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}
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)
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return r
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def introspection():
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return mispattributes
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def version():
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moduleinfo['config'] = moduleconfig
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return moduleinfo
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