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

72 lines
2.1 KiB
Perl

#-----------------------------------------------------------
# virut.pl
# Plugin to detect artifacts of a Virut infection
#
# References:
# Symantec: http://www.symantec.com/security_response/
# writeup.jsp?docid=2009-020411-2802-99&tabid=2
#
# Change History:
# 20130425 - added alertMsg() functionality
# 20090218 - created
#
#
# copyright 2013 QAR, LLC
# Author: H. Carvey, keydet89@yahoo.com
#-----------------------------------------------------------
package virut;
use strict;
my %config = (hive => "Software",
osmask => 22,
hasShortDescr => 1,
hasDescr => 0,
hasRefs => 0,
version => 20130425);
sub getConfig{return %config}
sub getShortDescr {
return "Detect Virut artifacts";
}
sub getDescr{}
sub getRefs {}
sub getHive {return $config{hive};}
sub getVersion {return $config{version};}
my $VERSION = getVersion();
sub pluginmain {
my $class = shift;
my $hive = shift;
::logMsg("Launching virut v.".$VERSION);
::rptMsg("virut v.".$VERSION); # banner
::rptMsg("(".getHive().") ".getShortDescr()."\n"); # banner
my $reg = Parse::Win32Registry->new($hive);
my $root_key = $reg->get_root_key;
my $key_path = "Microsoft\\Windows\\CurrentVersion\\Explorer";
my $key;
if ($key = $root_key->get_subkey($key_path)) {
::rptMsg($key_path);
::rptMsg("LastWrite Time ".gmtime($key->get_timestamp())." (UTC)");
::rptMsg("");
my $update;
eval {
$update = $key->get_value("UpdateHost")->get_data();
::rptMsg("UpdateHost value detected! Possible Virut infection!");
::alertMsg("ALERT: virut: UpdateHost value detected! Possible Virut infection!");
};
::rptMsg("UpdateHost value not found.") if ($@);
}
else {
::rptMsg($key_path." not found.");
::logMsg($key_path." not found.");
}
::rptMsg("");
::rptMsg("Also be sure to check the SYSTEM\\ControlSet00n\\Services\\SharedAccess\\");
::rptMsg("Parameters\\FirewallPolicy\\DomainProfile\\AuthorizedApplications\\List key");
::rptMsg("for exceptions added to the firewall; use the fw_config\.pl plugin.");
}
1;