forked from Xen0ph0n/IOCextractor
/
IOCextractor.py
executable file
·342 lines (285 loc) · 18 KB
/
IOCextractor.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#This script helps extract indicators of compromise (IOCs) from a text file.
#A user can add or remove tagged indicators then export the remaining tags.
#Usage: "python IOCextractor.py" or "python IOCextractor.py document.txt"
#2012 Stephen Brannon, Verizon RISK Team
from Tkinter import *
from tkFileDialog import askopenfilename, asksaveasfilename
import re
import sys
import cybox.api as cybox_api
tags = ['md5', 'ipv4', 'url', 'domain', 'email']
reMD5 = r"([A-F]|[0-9]){32}"
reIPv4 = r"\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|\[\.\])){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"
reURL = r"[A-Z0-9\-\.\[\]]+(\.|\[\.\])(XN--CLCHC0EA0B2G2A9GCD|XN--HGBK6AJ7F53BBA|XN--HLCJ6AYA9ESC7A|XN--11B5BS3A9AJ6G|XN--MGBERP4A5D4AR|XN--XKC2DL3A5EE0H|XN--80AKHBYKNJ4F|XN--XKC2AL3HYE2A|XN--LGBBAT1AD8J|XN--MGBC0A9AZCG|XN--9T4B11YI5A|XN--MGBAAM7A8H|XN--MGBAYH7GPA|XN--MGBBH1A71E|XN--FPCRJ9C3D|XN--FZC2C9E2C|XN--YFRO4I67O|XN--YGBI2AMMX|XN--3E0B707E|XN--JXALPDLP|XN--KGBECHTV|XN--OGBPF8FL|XN--0ZWM56D|XN--45BRJ9C|XN--80AO21A|XN--DEBA0AD|XN--G6W251D|XN--GECRJ9C|XN--H2BRJ9C|XN--J6W193G|XN--KPRW13D|XN--KPRY57D|XN--PGBS0DH|XN--S9BRJ9C|XN--90A3AC|XN--FIQS8S|XN--FIQZ9S|XN--O3CW4H|XN--WGBH1C|XN--WGBL6A|XN--ZCKZAH|XN--P1AI|MUSEUM|TRAVEL|AERO|ARPA|ASIA|COOP|INFO|JOBS|MOBI|NAME|BIZ|CAT|COM|EDU|GOV|INT|MIL|NET|ORG|PRO|TEL|XXX|AC|AD|AE|AF|AG|AI|AL|AM|AN|AO|AQ|AR|AS|AT|AU|AW|AX|AZ|BA|BB|BD|BE|BF|BG|BH|BI|BJ|BM|BN|BO|BR|BS|BT|BV|BW|BY|BZ|CA|CC|CD|CF|CG|CH|CI|CK|CL|CM|CN|CO|CR|CU|CV|CW|CX|CY|CZ|DE|DJ|DK|DM|DO|DZ|EC|EE|EG|ER|ES|ET|EU|FI|FJ|FK|FM|FO|FR|GA|GB|GD|GE|GF|GG|GH|GI|GL|GM|GN|GP|GQ|GR|GS|GT|GU|GW|GY|HK|HM|HN|HR|HT|HU|ID|IE|IL|IM|IN|IO|IQ|IR|IS|IT|JE|JM|JO|JP|KE|KG|KH|KI|KM|KN|KP|KR|KW|KY|KZ|LA|LB|LC|LI|LK|LR|LS|LT|LU|LV|LY|MA|MC|MD|ME|MG|MH|MK|ML|MM|MN|MO|MP|MQ|MR|MS|MT|MU|MV|MW|MX|MY|MZ|NA|NC|NE|NF|NG|NI|NL|NO|NP|NR|NU|NZ|OM|PA|PE|PF|PG|PH|PK|PL|PM|PN|PR|PS|PT|PW|PY|QA|RE|RO|RS|RU|RW|SA|SB|SC|SD|SE|SG|SH|SI|SJ|SK|SL|SM|SN|SO|SR|ST|SU|SV|SX|SY|SZ|TC|TD|TF|TG|TH|TJ|TK|TL|TM|TN|TO|TP|TR|TT|TV|TW|TZ|UA|UG|UK|US|UY|UZ|VA|VC|VE|VG|VI|VN|VU|WF|WS|YE|YT|ZA|ZM|ZW)(/\S+)"
reDomain = r"[A-Z0-9\-\.\[\]]+(\.|\[\.\])(XN--CLCHC0EA0B2G2A9GCD|XN--HGBK6AJ7F53BBA|XN--HLCJ6AYA9ESC7A|XN--11B5BS3A9AJ6G|XN--MGBERP4A5D4AR|XN--XKC2DL3A5EE0H|XN--80AKHBYKNJ4F|XN--XKC2AL3HYE2A|XN--LGBBAT1AD8J|XN--MGBC0A9AZCG|XN--9T4B11YI5A|XN--MGBAAM7A8H|XN--MGBAYH7GPA|XN--MGBBH1A71E|XN--FPCRJ9C3D|XN--FZC2C9E2C|XN--YFRO4I67O|XN--YGBI2AMMX|XN--3E0B707E|XN--JXALPDLP|XN--KGBECHTV|XN--OGBPF8FL|XN--0ZWM56D|XN--45BRJ9C|XN--80AO21A|XN--DEBA0AD|XN--G6W251D|XN--GECRJ9C|XN--H2BRJ9C|XN--J6W193G|XN--KPRW13D|XN--KPRY57D|XN--PGBS0DH|XN--S9BRJ9C|XN--90A3AC|XN--FIQS8S|XN--FIQZ9S|XN--O3CW4H|XN--WGBH1C|XN--WGBL6A|XN--ZCKZAH|XN--P1AI|MUSEUM|TRAVEL|AERO|ARPA|ASIA|COOP|INFO|JOBS|MOBI|NAME|BIZ|CAT|COM|EDU|GOV|INT|MIL|NET|ORG|PRO|TEL|XXX|AC|AD|AE|AF|AG|AI|AL|AM|AN|AO|AQ|AR|AS|AT|AU|AW|AX|AZ|BA|BB|BD|BE|BF|BG|BH|BI|BJ|BM|BN|BO|BR|BS|BT|BV|BW|BY|BZ|CA|CC|CD|CF|CG|CH|CI|CK|CL|CM|CN|CO|CR|CU|CV|CW|CX|CY|CZ|DE|DJ|DK|DM|DO|DZ|EC|EE|EG|ER|ES|ET|EU|FI|FJ|FK|FM|FO|FR|GA|GB|GD|GE|GF|GG|GH|GI|GL|GM|GN|GP|GQ|GR|GS|GT|GU|GW|GY|HK|HM|HN|HR|HT|HU|ID|IE|IL|IM|IN|IO|IQ|IR|IS|IT|JE|JM|JO|JP|KE|KG|KH|KI|KM|KN|KP|KR|KW|KY|KZ|LA|LB|LC|LI|LK|LR|LS|LT|LU|LV|LY|MA|MC|MD|ME|MG|MH|MK|ML|MM|MN|MO|MP|MQ|MR|MS|MT|MU|MV|MW|MX|MY|MZ|NA|NC|NE|NF|NG|NI|NL|NO|NP|NR|NU|NZ|OM|PA|PE|PF|PG|PH|PK|PL|PM|PN|PR|PS|PT|PW|PY|QA|RE|RO|RS|RU|RW|SA|SB|SC|SD|SE|SG|SH|SI|SJ|SK|SL|SM|SN|SO|SR|ST|SU|SV|SX|SY|SZ|TC|TD|TF|TG|TH|TJ|TK|TL|TM|TN|TO|TP|TR|TT|TV|TW|TZ|UA|UG|UK|US|UY|UZ|VA|VC|VE|VG|VI|VN|VU|WF|WS|YE|YT|ZA|ZM|ZW)\b"
reEmail = r"\b[A-Za-z0-9._%+-]+(@|\[@\])[A-Za-z0-9.-]+(\.|\[\.\])(XN--CLCHC0EA0B2G2A9GCD|XN--HGBK6AJ7F53BBA|XN--HLCJ6AYA9ESC7A|XN--11B5BS3A9AJ6G|XN--MGBERP4A5D4AR|XN--XKC2DL3A5EE0H|XN--80AKHBYKNJ4F|XN--XKC2AL3HYE2A|XN--LGBBAT1AD8J|XN--MGBC0A9AZCG|XN--9T4B11YI5A|XN--MGBAAM7A8H|XN--MGBAYH7GPA|XN--MGBBH1A71E|XN--FPCRJ9C3D|XN--FZC2C9E2C|XN--YFRO4I67O|XN--YGBI2AMMX|XN--3E0B707E|XN--JXALPDLP|XN--KGBECHTV|XN--OGBPF8FL|XN--0ZWM56D|XN--45BRJ9C|XN--80AO21A|XN--DEBA0AD|XN--G6W251D|XN--GECRJ9C|XN--H2BRJ9C|XN--J6W193G|XN--KPRW13D|XN--KPRY57D|XN--PGBS0DH|XN--S9BRJ9C|XN--90A3AC|XN--FIQS8S|XN--FIQZ9S|XN--O3CW4H|XN--WGBH1C|XN--WGBL6A|XN--ZCKZAH|XN--P1AI|MUSEUM|TRAVEL|AERO|ARPA|ASIA|COOP|INFO|JOBS|MOBI|NAME|BIZ|CAT|COM|EDU|GOV|INT|MIL|NET|ORG|PRO|TEL|XXX|AC|AD|AE|AF|AG|AI|AL|AM|AN|AO|AQ|AR|AS|AT|AU|AW|AX|AZ|BA|BB|BD|BE|BF|BG|BH|BI|BJ|BM|BN|BO|BR|BS|BT|BV|BW|BY|BZ|CA|CC|CD|CF|CG|CH|CI|CK|CL|CM|CN|CO|CR|CU|CV|CW|CX|CY|CZ|DE|DJ|DK|DM|DO|DZ|EC|EE|EG|ER|ES|ET|EU|FI|FJ|FK|FM|FO|FR|GA|GB|GD|GE|GF|GG|GH|GI|GL|GM|GN|GP|GQ|GR|GS|GT|GU|GW|GY|HK|HM|HN|HR|HT|HU|ID|IE|IL|IM|IN|IO|IQ|IR|IS|IT|JE|JM|JO|JP|KE|KG|KH|KI|KM|KN|KP|KR|KW|KY|KZ|LA|LB|LC|LI|LK|LR|LS|LT|LU|LV|LY|MA|MC|MD|ME|MG|MH|MK|ML|MM|MN|MO|MP|MQ|MR|MS|MT|MU|MV|MW|MX|MY|MZ|NA|NC|NE|NF|NG|NI|NL|NO|NP|NR|NU|NZ|OM|PA|PE|PF|PG|PH|PK|PL|PM|PN|PR|PS|PT|PW|PY|QA|RE|RO|RS|RU|RW|SA|SB|SC|SD|SE|SG|SH|SI|SJ|SK|SL|SM|SN|SO|SR|ST|SU|SV|SX|SY|SZ|TC|TD|TF|TG|TH|TJ|TK|TL|TM|TN|TO|TP|TR|TT|TV|TW|TZ|UA|UG|UK|US|UY|UZ|VA|VC|VE|VG|VI|VN|VU|WF|WS|YE|YT|ZA|ZM|ZW)\b"
def dotToNum(ip): return int(''.join(["%02x"%int(i) for i in ip.split('.')]),16)
def tag_initial():
lines = text.get(1.0, 'end').split('\n')
#md5
text.tag_configure('md5', background='#FE6AA8')
linenumber = 1
for line in lines:
for m in re.finditer(reMD5, line, re.IGNORECASE):
text.tag_add('md5',str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
linenumber += 1
#ipv4
text.tag_configure('ipv4', background='#6CB23E')
linenumber = 1
for line in lines:
for m in re.finditer(reIPv4, line, re.IGNORECASE):
result = text.get(str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
result = result.replace('[','').replace(']','') #remove brackets
#reject private, link-local, and loopback IPs
if result.find('10.') != 0 and \
result.find('192.168') != 0 and \
result.find('127') != 0:
if (dotToNum(result) < dotToNum('172.16.0.0') or \
dotToNum(result) > dotToNum('172.31.255.255')) and \
(dotToNum(result) < dotToNum('169.254.1.0') or \
dotToNum(result) > dotToNum('169.254.254.255')):
text.tag_add('ipv4',str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
linenumber += 1
#url
text.tag_configure('url', background='#378A20')
linenumber = 1
for line in lines:
for m in re.finditer(reURL, line, re.IGNORECASE):
result = text.get(str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
end = m.end()
#drop trailing punctuation
while (u'.,\u201d"\'\u2019').find(result[len(result)-1:len(result)]) != -1:
result = result[:len(result)-1]
end -= 1
text.tag_add('url',str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(end))
linenumber += 1
#domain
text.tag_configure('domain', background='#5DC5D1')
linenumber = 1
for line in lines:
for m in re.finditer(reDomain, line, re.IGNORECASE):
#reject if preceding character is @ or following character is /
if not text.get(str(linenumber) + '.' + str(m.start()-1), str(linenumber) + '.' + str(m.start())) == '@':
if not text.get(str(linenumber) + '.' + str(m.end()), str(linenumber) + '.' + str(m.end()+1)) == '/':
text.tag_add('domain',str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
linenumber += 1
#email
text.tag_configure('email', background='#0224F2')
linenumber = 1
for line in lines:
for m in re.finditer(reEmail, line, re.IGNORECASE):
#reject verizon emails
result = text.get(str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
if result.find('@verizon.com') == -1 and \
result.find('@verizonbusiness.com') == -1 and \
result.find('@one.verizon.com') == -1 and \
result.find('@jp.verizonbusiness.com') == -1:
text.tag_add('email',str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
linenumber += 1
def askopen(filename = ''):
if filename == '':
filename = askopenfilename(title="Select plain-text file", filetypes=[("txt file",".txt"),("All files",".*")])
if filename != '':
with open(filename, 'rb') as f: #read as binary
doc = f.read()
doc = doc.decode('utf_8', 'ignore') #drop any non-ascii bytes
#if a carriage return is orphaned, replace it with a new line
doc = list(doc)
i = 0
while (i < len(doc) - 1):
if ord(doc[i]) == 13: #it's a carriage return
if ord(doc[i + 1]) != 10: #it's not followed by a new line
doc[i] = chr(10) #replace it with a new line
i += 1
if ord(doc[len(doc)-1]) == 13: #end
doc[len(doc)-1] = chr(10)
#drop carriage returns
i = 0
while (i < len(doc) - 1):
if ord(doc[i]) == 13: #it's a carriage return
doc.pop(i)
else:
i += 1
doc = ''.join(doc)
text.delete('1.0',END)
text.insert('1.0', doc)
tag_initial()
root.title(filename + ' - IOCextractor')
def clear_tag(holder = 0):
if len(text.tag_ranges("sel")) != 0: #selection is not empty
#untag all occurrences of selected string
key = text.get(text.tag_ranges("sel")[0], text.tag_ranges("sel")[1])
lines = text.get(1.0, 'end').split('\n')
linenumber = 1
for line in lines:
for m in re.finditer(re.escape(key), line, re.IGNORECASE):
for t in tags:
text.tag_remove(t, str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
linenumber += 1
for t in tags: #necessary backup in case the regex fails to match
text.tag_remove(t, text.tag_ranges("sel")[0], text.tag_ranges("sel")[1])
def tag_new(tag):
if len(text.tag_ranges("sel")) != 0: #selection is not empty
#remove any newline characters from the selection
if '\n' in text.get(text.tag_ranges("sel")[0], text.tag_ranges("sel")[1]):
line_start = (str(text.tag_ranges("sel")[0]).split('.'))[1]
newline_index = text.get(text.tag_ranges("sel")[0], text.tag_ranges("sel")[1]).index('\n')
del_line = str(text.tag_ranges("sel")[0]).split('.')[0]
del_position = str(int(line_start) + int(newline_index))
text.delete(del_line + '.' + del_position)
#tag all occurences of selected string
key = text.get(text.tag_ranges("sel")[0], text.tag_ranges("sel")[1])
lines = text.get(1.0, 'end').split('\n')
linenumber = 1
for line in lines:
for m in re.finditer(re.escape(key), line, re.IGNORECASE):
for t in tags:
text.tag_add(tag, str(linenumber) + '.' + str(m.start()), str(linenumber) + '.' + str(m.end()))
linenumber += 1
def export_console():
#need better way to iterate through highlights and remove brackets
for t in tags:
indicators = []
print(t + ':')
myhighlights = text.tag_ranges(t)
mystart = 0
for h in myhighlights:
if mystart == 0:
mystart = h
else:
mystop = h
if t == 'md5': #make all hashes uppercase
if not text.get(mystart,mystop).upper() in indicators:
indicators.append(text.get(mystart,mystop).upper())
else:
if not text.get(mystart,mystop).replace('[.]','.').replace('[@]','@') in indicators:
indicators.append(text.get(mystart,mystop).replace('[.]','.').replace('[@]','@'))
mystart = 0
for i in indicators:
print(i)
print()
def export_csv():
filename = asksaveasfilename(title="Save As", filetypes=[("csv file",".csv"),("All files",".*")])
if filename != '':
output = 'IOC,Type\n'
#need better way to iterate through highlights and remove brackets
for t in tags:
indicators = []
myhighlights = text.tag_ranges(t)
mystart = 0
for h in myhighlights:
if mystart == 0:
mystart = h
else:
mystop = h
if t == 'md5': #make all hashes uppercase
if not text.get(mystart,mystop).upper() in indicators:
indicators.append(text.get(mystart,mystop).upper())
else:
if not text.get(mystart,mystop).replace('[.]','.').replace('[@]','@') in indicators:
indicators.append(text.get(mystart,mystop).replace('[.]','.').replace('[@]','@'))
mystart = 0
for i in indicators:
if i.find(',') == -1: #no commas, print normally
output += str(i) + ',' + t + '\n'
else: #internal comma, surround in double quotes
output += '"' + str(i) + '",' + t + '\n'
if len(filename) - filename.find('.csv') != 4:
filename += '.csv' #add .csv extension if missing
with open(filename, 'w') as f:
f.write(output)
def export_cybox():
filename = asksaveasfilename(title="Save As", filetypes=[("xml file",".xml"),("All files",".*")])
observables_doc = None
if filename:
observables = []
for t in tags:
indicators = []
myhighlights = text.tag_ranges(t)
mystart = 0
for h in myhighlights:
if mystart == 0:
mystart = h
else:
mystop = h
value = text.get(mystart,mystop).replace('[.]','.').replace('[@]','@')
if t == 'md5':
value = value.upper()
if value not in indicators:
observable = cybox_api.create_file_hash_observable('', value, 'MD5')
observables.append(observable)
indicators.append(value)
elif t == 'ipv4':
if not value in indicators:
observable = cybox_api.create_ipv4_observable(value)
observables.append(observable)
indicators.append(value)
elif t == 'domain':
if not value in indicators:
observable = cybox_api.create_domain_name_observable(value)
observables.append(observable)
indicators.append(value)
elif t == 'url':
if not value in indicators:
observable = cybox_api.create_url_observable(value)
observables.append(observable)
indicators.append(value)
elif t == 'email':
if not value in indicators:
observable = cybox_api.create_email_address_observable(value)
observables.append(observable)
indicators.append(value)
mystart = 0
# end if
# end for
# end for
if len(observables) > 0:
observables_doc = cybox_api.create_observables_document(observables)
if len(filename) - filename.find('.xml') != 4:
filename = "%s.xml" % filename #add .xml extension if missing
# end if
f = open(filename, "wb")
observables_doc.export(f, 0)
f.close()
# end if
root = Tk()
root.title('IOCextractor')
topframe = Frame(root)
topframe.pack()
bottomframe = Frame(root)
bottomframe.pack(side=BOTTOM)
openb = Button(topframe, text = "Open File", command = askopen)
openb.pack(side=LEFT)
clear = Button(topframe, text = "Clear", command = clear_tag)
clear.pack({"side": "left"})
md5 = Button(topframe, text = "MD5", command = lambda: tag_new('md5'), bg = "#FE6AA8")
md5.pack({"side": "left"})
ipv4 = Button(topframe, text = "IPV4", command = lambda: tag_new('ipv4'), bg = "#6CB23E")
ipv4.pack({"side": "left"})
url = Button(topframe, text = "URL", command = lambda: tag_new('url'), bg = "#378A20")
url.pack({"side": "left"})
domain = Button(topframe, text = "Domain", command = lambda: tag_new('domain'), bg = "#5DC5D1")
domain.pack({"side": "left"})
email = Button(topframe, text = "Email", command = lambda: tag_new('email'), bg = "#0224F2")
email.pack({"side": "left"})
export_console = Button(topframe, text = "Export Console", command = export_console)
export_console.pack({"side": "left"})
export_csv = Button(topframe, text = "Export CSV", command = export_csv)
export_csv.pack({"side": "left"})
export_cybox= Button(topframe, text = "Export CybOX", command = export_cybox)
export_cybox.pack({"side": "left"})
#build main text area
text = Text(bottomframe, width=120, height=50)
text.pack({"side": "left"})
scrollbar = Scrollbar(bottomframe)
scrollbar.pack({"side": "left", "fill" : "y"})
scrollbar.config(command = text.yview)
text.config(yscrollcommand = scrollbar.set)
text.bind('<Button-3>', clear_tag) #right-click selection to untag (Windows, Linux)
text.bind('<Command-Button-1>', clear_tag) #command-click selection to untag (Mac)
#insert doc if received as commandline argument
if len(sys.argv) == 2:
askopen(sys.argv[1])
root.mainloop()