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VXUGCollector.py
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VXUGCollector.py
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import logging
import os
from typing import List, Optional
from urllib.parse import urlparse
import requests
from bs4 import BeautifulSoup
from malware_collector import MalwareCollector
logger = logging.getLogger("vxug collector")
class VXUGCollector(MalwareCollector):
# collect malware from https://samples.vx-underground.org/samples/Blocks/
base_url = "https://samples.vx-underground.org/samples/Blocks/"
sub_urls = ["APT Collection/",
"Argus Collection/",
"Bazaar Collection/",
"Virusshare Collection/"
]
def __init__(self):
super().__init__()
self.path = os.environ.get("VXUG_PATH", "/RAID")
def download_file(self, href, name, subdir) -> Optional[str]:
if href.startswith("http"):
download_url = href
else:
download_url = self.base_url + href
target_dir = os.path.join(self.path, subdir)
if not os.path.exists(target_dir):
os.mkdir(target_dir)
full_saved_path = os.path.join(target_dir, name)
if not os.path.exists(full_saved_path):
logger.info(f"downloading {name}")
response = requests.get(download_url, stream=True, timeout=60)
with open(full_saved_path, "wb") as fileHandle:
for chunk in response.iter_content(chunk_size=8192):
fileHandle.write(chunk)
return full_saved_path
return None
@staticmethod
def should_download_link(href) -> bool:
parsed_url = urlparse(href)
if parsed_url.netloc.startswith("samples.vx-underground.org") and parsed_url.path.endswith(".7z"):
return True
return False
def get(self) -> List[str]:
downloaded_files = list()
for sub_dir in self.sub_urls:
list_url = self.base_url + sub_dir
base_list = requests.get(list_url, timeout=60)
soup = BeautifulSoup(base_list.content, features='html.parser')
links = soup.find_all("a")
for a in links:
if "href" in a.attrs:
href = a.attrs['href']
name = a.text
if self.should_download_link(href):
final_path = self.download_file(href, name, sub_dir)
if final_path is not None:
downloaded_files.append(final_path)
return downloaded_files
if __name__ == "__main__":
logger.info("starting run")
vxug = VXUGCollector()
downloaded_files = vxug.run()
logger.info(f"finished download, grabbed {len(downloaded_files)} files")
logger.info("done")