mirror of
https://github.com/mandiant/capa.git
synced 2025-12-22 15:16:22 -08:00
64 lines
2.0 KiB
Python
64 lines
2.0 KiB
Python
# Copyright (C) 2020 FireEye, Inc. All Rights Reserved.
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at: [package root]/LICENSE.txt
|
|
# Unless required by applicable law or agreed to in writing, software distributed under the License
|
|
# is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and limitations under the License.
|
|
|
|
import io
|
|
|
|
import termcolor
|
|
|
|
|
|
def bold(s):
|
|
"""draw attention to the given string"""
|
|
return termcolor.colored(s, "blue")
|
|
|
|
|
|
def bold2(s):
|
|
"""draw attention to the given string, within a `bold` section"""
|
|
return termcolor.colored(s, "green")
|
|
|
|
|
|
def hex(n):
|
|
"""render the given number using upper case hex, like: 0x123ABC"""
|
|
if n < 0:
|
|
return "-0x%X" % (-n)
|
|
else:
|
|
return "0x%X" % n
|
|
|
|
|
|
def format_parts_id(data):
|
|
"""
|
|
format canonical representation of ATT&CK/MBC parts and ID
|
|
"""
|
|
return "%s [%s]" % ("::".join(data["parts"]), data["id"])
|
|
|
|
|
|
def capability_rules(doc):
|
|
"""enumerate the rules in (namespace, name) order that are 'capability' rules (not lib/subscope/disposition/etc)."""
|
|
for (_, _, rule) in sorted(
|
|
map(lambda rule: (rule["meta"].get("namespace", ""), rule["meta"]["name"], rule), doc["rules"].values())
|
|
):
|
|
if rule["meta"].get("lib"):
|
|
continue
|
|
if rule["meta"].get("capa/subscope"):
|
|
continue
|
|
if rule["meta"].get("maec/analysis-conclusion"):
|
|
continue
|
|
if rule["meta"].get("maec/analysis-conclusion-ov"):
|
|
continue
|
|
if rule["meta"].get("maec/malware-category"):
|
|
continue
|
|
if rule["meta"].get("maec/malware-category-ov"):
|
|
continue
|
|
|
|
yield rule
|
|
|
|
|
|
class StringIO(io.StringIO):
|
|
def writeln(self, s):
|
|
self.write(s)
|
|
self.write("\n")
|