File size: 7,054 Bytes
4e38daf |
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 |
list_of_pos_tags = [
"ADJ",
"ADP",
"ADV",
"AUX",
"CCONJ",
"DET",
"INTJ",
"NOUN",
"NUM",
"PART",
"PRON",
"PROPN",
"PUNCT",
"SCONJ",
"SYM",
"VERB",
"X"
]
realis_list = ["O",
"Generic",
"Other",
"Actual"
]
event_args_list = ['O',
'B-System',
'I-System',
'B-Organization',
'B-Money',
'I-Money',
'B-Device',
'B-Person',
'I-Person',
'B-Vulnerability',
'I-Vulnerability',
'B-Capabilities',
'I-Capabilities',
'I-Organization',
'B-PaymentMethod',
'I-PaymentMethod',
'B-Data',
'I-Data',
'B-Number',
'I-Number',
'B-Malware',
'I-Malware',
'B-PII',
'I-PII',
'B-CVE',
'I-CVE',
'B-Purpose',
'I-Purpose',
'B-File',
'I-File',
'I-Device',
'B-Time',
'I-Time',
'B-Software',
'I-Software',
'B-Patch',
'I-Patch',
'B-Version',
'I-Version',
'B-Website',
'I-Website',
'B-GPE',
'I-GPE'
]
event_nugget_list = ['O',
'B-Ransom',
'I-Ransom',
'B-DiscoverVulnerability',
'I-DiscoverVulnerability',
'B-PatchVulnerability',
'I-PatchVulnerability',
'B-Databreach',
'I-Databreach',
'B-Phishing',
'I-Phishing'
]
arg_2_role = {
"File" : ['Tool', 'Trusted-Entity'],
"Person" : ['Victim', 'Attacker', 'Discoverer', 'Releaser', 'Trusted-Entity', 'Vulnerable_System_Owner'],
"Capabilities" : ['Attack-Pattern', 'Capabilities', 'Issues-Addressed'],
"Purpose" : ['Purpose'],
"Time" : ['Time'],
"PII" : ['Compromised-Data', 'Trusted-Entity'],
"Data" : ['Compromised-Data', 'Trusted-Entity'],
"Organization" : ['Victim', 'Releaser', 'Discoverer', 'Attacker', 'Vulnerable_System_Owner', 'Trusted-Entity'],
"Patch" : ['Patch'],
"Software" : ['Vulnerable_System', 'Victim', 'Trusted-Entity', 'Supported_Platform'],
"Vulnerability" : ['Vulnerability'],
"Version" : ['Patch-Number', 'Vulnerable_System_Version'],
"Device" : ['Vulnerable_System', 'Victim', 'Supported_Platform'],
"CVE" : ['CVE'],
"Number" : ['Number-of-Data', 'Number-of-Victim'],
"System" : ['Victim', 'Supported_Platform', 'Vulnerable_System', 'Trusted-Entity'],
"Malware" : ['Tool'],
"Money" : ['Price', 'Damage-Amount'],
"PaymentMethod" : ['Payment-Method'],
"GPE" : ['Place'],
"Website" : ['Trusted-Entity', 'Tool', 'Vulnerable_System', 'Victim', 'Supported_Platform'],
}
def get_content(data):
return data["content"]
def get_event_nugget(data):
return [
{"nugget" : event["nugget"], "type" : event["type"], "subtype" : event["subtype"], "realis" : event["realis"]}
for hopper in data["cyberevent"]["hopper"] for event in hopper["events"]
]
def get_event_args(data):
events = [event for hopper in data["cyberevent"]["hopper"] for event in hopper["events"]]
args = []
for event in events:
if "argument" in event.keys():
args.extend(event["argument"])
return args
def get_idxs_from_text(text, text_tokenized):
rest_text = text
last_idx = 0
result_dict = []
for substring in text_tokenized:
index = rest_text.find(substring)
result_dict.append(
{
"word" : substring,
"start_idx" : last_idx + index,
"end_idx" : last_idx + index + len(substring)
}
)
rest_text = rest_text[index + len(substring) : ]
last_idx += index + len(substring)
return result_dict
def get_entity_from_idx(start_idx, end_idx, event_nuggets):
event_nuggets_idxs = [(nugget["nugget"]["startOffset"], nugget["nugget"]["endOffset"]) for nugget in event_nuggets]
for idx, (nugget_start, nugget_end) in enumerate(event_nuggets_idxs):
if (start_idx == nugget_start and end_idx == nugget_end) or (start_idx == nugget_start and end_idx <= nugget_end) or (start_idx == nugget_start and end_idx > nugget_end) or (end_idx == nugget_end and start_idx < nugget_start) or (start_idx <= nugget_start and end_idx <= nugget_end and end_idx > nugget_start):
return "B-" + event_nuggets[idx]["subtype"]
elif (start_idx > nugget_start and end_idx <= nugget_end) or (start_idx > nugget_start and start_idx < nugget_end):
return "I-" + event_nuggets[idx]["subtype"]
return "O"
def get_entity_and_realis_from_idx(start_idx, end_idx, event_nuggets):
event_nuggets_idxs = [(nugget["nugget"]["startOffset"], nugget["nugget"]["endOffset"]) for nugget in event_nuggets]
for idx, (nugget_start, nugget_end) in enumerate(event_nuggets_idxs):
if (start_idx == nugget_start and end_idx == nugget_end) or (start_idx == nugget_start and end_idx <= nugget_end) or (start_idx == nugget_start and end_idx > nugget_end) or (end_idx == nugget_end and start_idx < nugget_start) or (start_idx <= nugget_start and end_idx <= nugget_end and end_idx > nugget_start):
return "B-" + event_nuggets[idx]["subtype"], "B-" + event_nuggets[idx]["realis"]
elif (start_idx > nugget_start and end_idx <= nugget_end) or (start_idx > nugget_start and start_idx < nugget_end):
return "I-" + event_nuggets[idx]["subtype"], "I-" + event_nuggets[idx]["realis"]
return "O", "O"
def get_args_entity_from_idx(start_idx, end_idx, event_args):
event_nuggets_idxs = [(nugget["startOffset"], nugget["endOffset"]) for nugget in event_args]
for idx, (nugget_start, nugget_end) in enumerate(event_nuggets_idxs):
if (start_idx == nugget_start and end_idx == nugget_end) or (start_idx == nugget_start and end_idx <= nugget_end) or (start_idx == nugget_start and end_idx > nugget_end) or (end_idx == nugget_end and start_idx < nugget_start) or (start_idx <= nugget_start and end_idx <= nugget_end and end_idx > nugget_start):
return "B-" + event_args[idx]["type"]
elif (start_idx > nugget_start and end_idx <= nugget_end) or (start_idx > nugget_start and start_idx < nugget_end):
return "I-" + event_args[idx]["type"]
return "O"
def split_with_character(string, char):
result = []
start = 0
for i, c in enumerate(string):
if c == char:
result.append(string[start:i])
result.append(char)
start = i + 1
result.append(string[start:])
return [x for x in result if x != '']
def extend_list_with_character(content_list, character):
content_as_words = []
for word in content_list:
if character in word:
split_list = split_with_character(word, character)
content_as_words.extend(split_list)
else:
content_as_words.append(word)
return content_as_words
def find_dict_by_overlap(list_of_dicts, key_value_pairs):
for dictionary in list_of_dicts:
if max(dictionary["start"], dictionary["end"]) >= min(key_value_pairs["start"], key_value_pairs["end"]) and max(key_value_pairs["start"], key_value_pairs["end"]) >= min(dictionary["start"], dictionary["end"]):
return dictionary
return None
|