new: [btc] Very simple BTC expansion

chg: [req] yara-python is preferred

REQUIREMENTS

@@ -21,9 +21,10 @@ domaintools_api
 pygeoip
 bs4
 oauth2
-yara
+yara-python
 sigmatools
 stix2-patterns
 maclookup
 vulners
 psutil
+blockchain

misp_modules/modules/expansion/__init__.py

@@ -1,3 +1,3 @@
 from . import _vmray
 
-__all__ = ['vmray_submit', 'asn_history', 'circl_passivedns', 'circl_passivessl', 'countrycode', 'cve', 'dns', 'domaintools', 'eupi', 'farsight_passivedns', 'ipasn', 'passivetotal', 'sourcecache', 'virustotal', 'whois', 'shodan', 'reversedns', 'geoip_country', 'wiki', 'iprep', 'threatminer', 'otx', 'threatcrowd', 'vulndb', 'crowdstrike_falcon', 'yara_syntax_validator', 'hashdd', 'onyphe', 'onyphe_full', 'rbl', 'xforceexchange', 'sigma_syntax_validator', 'stix2_pattern_syntax_validator', 'sigma_queries', 'dbl_spamhaus', 'vulners', 'yara_query']
+__all__ = ['vmray_submit', 'asn_history', 'circl_passivedns', 'circl_passivessl', 'countrycode', 'cve', 'dns', 'btc', 'domaintools', 'eupi', 'farsight_passivedns', 'ipasn', 'passivetotal', 'sourcecache', 'virustotal', 'whois', 'shodan', 'reversedns', 'geoip_country', 'wiki', 'iprep', 'threatminer', 'otx', 'threatcrowd', 'vulndb', 'crowdstrike_falcon', 'yara_syntax_validator', 'hashdd', 'onyphe', 'onyphe_full', 'rbl', 'xforceexchange', 'sigma_syntax_validator', 'stix2_pattern_syntax_validator', 'sigma_queries', 'dbl_spamhaus', 'vulners', 'yara_query']

misp_modules/modules/expansion/btc.py

@@ -0,0 +1,50 @@
+import json
+import blockchain
+
+misperrors = {'error': 'Error'}
+mispattributes = {'input': ['btc'], 'output': ['text']}
+moduleinfo = {'version': '0.1', 'author': 'Steve Clement',
+              'description': 'Simple BTC expansion service to \
+                              get quick information from MISP attributes',
+              'module-type': ['expansion', 'hover']}
+
+moduleconfig = []
+
+
+def handler(q=False):
+    if q is False:
+        return False
+    request = json.loads(q)
+    if request.get('btc'):
+        toquery = request['btc']
+    else:
+        return False
+
+    try:
+        address = blockchain.blockexplorer.get_address(toquery)
+    except Exception as e:
+        misperrors['error'] = e
+        return misperrors
+    finalBalance = address.final_balance*(1/100000000)
+    totalRX = address.total_received*(1/100000000)
+    totalTX = address.total_sent*(1/100000000)
+    totalTransactions = address.n_tx
+
+    answer = 'Current balance: \
+        {} - \
+        {} total received - \
+        {} total sent - \
+        {} transactions.\
+        '.format(finalBalance, totalRX, totalTX, totalTransactions)
+    r = {'results': [{'types': mispattributes['output'],
+                      'values':[str(answer)]}]}
+    return r
+
+
+def introspection():
+    return mispattributes
+
+
+def version():
+    moduleinfo['config'] = moduleconfig
+    return moduleinfo