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

101 lines
2.9 KiB
Perl

#-----------------------------------------------------------
# prefetch.pl
# Access System hive file to get the Prefetch Parameters
#
# Change history
# 2016-05-06 Added check for SysMain service start method. James Habben
#
# References
# http://msdn.microsoft.com/en-us/library/bb499146(v=winembedded.5).aspx
#
# copyright 2012 Corey Harrell (Journey Into Incident Response)
#-----------------------------------------------------------
package prefetch;
use strict;
my %config = (hive => "SYSTEM",
hasShortDescr => 1,
hasDescr => 0,
hasRefs => 0,
osmask => 22,
version => 20160506);
my %starts = (0x00 => "Boot Start",
0x01 => "System Start",
0x02 => "Auto Start",
0x03 => "Manual",
0x04 => "Disabled");
sub getConfig{return %config}
sub getShortDescr {
return "Gets the the Prefetch Parameters";
}
sub getDescr{}
sub getRefs {}
sub getHive {return $config{hive};}
sub getVersion {return $config{version};}
my $VERSION = getVersion();
sub pluginmain {
my $class = shift;
my $hive = shift;
::logMsg("Launching prefetch v.".$VERSION);
::rptMsg("prefetch v.".$VERSION);
::rptMsg("(".getHive().") ".getShortDescr()."\n");
my $reg = Parse::Win32Registry->new($hive);
my $root_key = $reg->get_root_key;
# First thing to do is get the ControlSet00x marked current...this is
# going to be used over and over again in plugins that access the system
# file
my ($current,$ccs);
my $key_path = 'Select';
my $key;
if ($key = $root_key->get_subkey($key_path)) {
$current = $key->get_value("Current")->get_data();
$ccs = "ControlSet00".$current;
my $pp_path = $ccs."\\Control\\Session Manager\\Memory Management\\PrefetchParameters";
my $pp;
if ($pp = $root_key->get_subkey($pp_path)) {
my $ep = $pp->get_value("EnablePrefetcher")->get_data();
::rptMsg("EnablePrefetcher = ".$ep);
::rptMsg("");
::rptMsg("0 = Prefetching is disabled");
::rptMsg("1 = Application prefetching is enabled");
::rptMsg("2 = Boot prefetching is enabled");
::rptMsg("3 = Both boot and application prefetching is enabled");
}
else {
::rptMsg($pp_path." not found.");
::logMsg($pp_path." not found.");
}
my $pfsvc_path = $ccs."\\services\\SysMain";
my $pfsvc;
if ($pfsvc = $root_key->get_subkey($pfsvc_path)) {
my $svc_start = $pfsvc->get_value("Start")->get_data();
if (exists $starts{$svc_start}) {
$svc_start = $starts{$svc_start};
}
::rptMsg("");
::rptMsg("Superfetch service runs both Superfetch and Prefetch functions. Shortname is SysMain.");
::rptMsg("SysMain Service = ".$svc_start);
}
else {
::rptMsg($pfsvc_path." not found.");
::logMsg($pfsvc_path." not found.");
}
}
else {
::rptMsg($key_path." not found.");
::logMsg($key_path." not found.");
}
}
1;