2018-01-03 14:43:27 -05:00

85 lines
2.2 KiB
Perl

#-----------------------------------------------------------
# ahaha.pl - plugin to detect possible presence of Ahaha backdoor
#
# Change history
# 20131009 - created
#
# References
# http://www.microsoft.com/security/portal/threat/encyclopedia/Entry.aspx?Name=Adware%3AWin32%2FOpenCandy#tab=2
#
# Copyright (c) 2013 QAR, LLC
# Author: H. Carvey, keydet89@yahoo.com
#-----------------------------------------------------------
package ahaha;
use strict;
my %config = (hive => "Software,NTUSER\.DAT",
hasShortDescr => 1,
hasDescr => 1,
hasRefs => 1,
osmask => 22,
category => "malware",
version => 20131009);
my $VERSION = getVersion();
# Functions #
sub getConfig {return %config}
sub getHive {return $config{hive};}
sub getVersion {return $config{version};}
sub getDescr {}
sub getShortDescr {
return "Detect possible presence of ahaha malware";
}
sub getRefs {}
sub pluginmain {
my $class = shift;
my $hive = shift;
# Initialize #
::logMsg("Launching ahaha v.".$VERSION);
::rptMsg("ahaha v.".$VERSION);
::rptMsg("(".$config{hive}.") ".getShortDescr()."\n");
my $reg = Parse::Win32Registry->new($hive);
my $root_key = $reg->get_root_key;
my $key;
my $count = 0;
my @paths = ("Microsoft\\Windows\\CurrentVersion\\Run",
"Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Run",
# Check NTUSER.DAT hive
"Software\\Microsoft\\Windows\\CurrentVersion\\Run",
"Software\\Wow6432Node\\Microsoft\\Windows\\CurrentVersion\\Run");
foreach my $key_path (@paths) {
if ($key = $root_key->get_subkey($key_path)) {
my @vals = $key->get_list_of_values();
if (scalar @vals > 0) {
foreach my $v (@vals) {
my $name = $v->get_name();
my $data = $v->get_data();
if ($name eq "360v") {
::rptMsg("Possible Backdoor\.Ahaha found\.");
$count = 1;
}
my $lcdata = $data;
$lcdata =~ tr/[A-Z]/[a-z]/;
if (grep(/appdata/,$lcdata) || grep(/application data/,$lcdata)) {
::rptMsg("Path includes %AppData%: ".$data);
$count = 1;
}
}
}
}
}
if ($count == 0) {
::rptMsg("No indicators found\.");
}
}
1;