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

70 lines
1.7 KiB
Perl

#-----------------------------------------------------------
# osversion.pl
# Plugin to check for OSVersion value, which appears to be queried
# by some malware, and used by others; getting a response of "OSVersion
# not found" is a good thing.
#
# Change history
# 20120601 - created
#
# References
# Search Google for "Software\Microsoft\OSVersion" - you'll get several
# hits that refer to various malware;
#
# copyright 2012 Quantum Analytics Research, LLC
# Author: H. Carvey, keydet89@yahoo.com
#-----------------------------------------------------------
package osversion;
use strict;
my %config = (hive => "NTUSER\.DAT",
hasShortDescr => 1,
hasDescr => 0,
hasRefs => 0,
osmask => 22,
version => 20120601);
sub getConfig{return %config}
sub getShortDescr {
return "Checks for OSVersion value";
}
sub getDescr{}
sub getRefs {}
sub getHive {return $config{hive};}
sub getVersion {return $config{version};}
my $VERSION = getVersion();
sub pluginmain {
my $class = shift;
my $ntuser = shift;
::logMsg("Launching osversion v.".$VERSION);
my $reg = Parse::Win32Registry->new($ntuser);
my $root_key = $reg->get_root_key;
my $key_path = 'Software\\Microsoft';
my $key;
if ($key = $root_key->get_subkey($key_path)) {
::rptMsg("OSVersion");
::rptMsg($key_path);
::rptMsg("LastWrite Time ".gmtime($key->get_timestamp())." (UTC)");
::rptMsg("");
my $os;
eval {
$os = $key->get_value("OSVersion")->get_data();
};
if ($@) {
::rptMsg("OSVersion value not found.");
}
else {
::rptMsg("OSVersion = ".$os);
}
}
else {
::rptMsg($key_path." not found.");
}
}
1;