mirror of
https://github.com/overcuriousity/autopsy-flatpak.git
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100 lines
3.0 KiB
Perl
Executable File
100 lines
3.0 KiB
Perl
Executable File
#-----------------------------------------------------------
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# inprocserver.pl
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# Plugin to extract file association data from the Software hive file
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# Can take considerable time to run; recommend running it via rip.exe
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#
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# History
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# 20130429 - added alertMsg() functionality
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# 20130212 - fixed retrieving LW time from correct key
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# 20121213 - created
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#
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# To-Do:
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# - add support for NTUSER.DAT (XP) and USRCLASS.DAT (Win7)
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#
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# References
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# http://www.sophos.com/en-us/why-sophos/our-people/technical-papers/zeroaccess-botnet.aspx
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# Apparently, per Sophos, ZeroAccess remains persistent by modifying a CLSID value that
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# points to a WMI component. The key identifier is that it employs a path to
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# "\\.\globalroot...", hence the match function.
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#
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# copyright 2012, Quantum Analytics Research, LLC
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#-----------------------------------------------------------
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package inprocserver;
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use strict;
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my %config = (hive => "Software",
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osmask => 22,
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hasShortDescr => 1,
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hasDescr => 0,
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hasRefs => 0,
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version => 20130429);
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sub getConfig{return %config}
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sub getShortDescr {
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return "Checks CLSID InProcServer32 values for indications of ZeroAccess infection";
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}
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sub getDescr{}
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sub getRefs {}
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sub getHive {return $config{hive};}
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sub getVersion {return $config{version};}
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my $VERSION = getVersion();
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sub pluginmain {
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my $class = shift;
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my $hive = shift;
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my %clsid;
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my %susp = ();
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::logMsg("Launching inprocserver v.".$VERSION);
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::rptMsg("inprocserver v.".$VERSION); # banner
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::rptMsg("(".getHive().") ".getShortDescr()."\n"); # banner
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my $reg = Parse::Win32Registry->new($hive);
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my $root_key = $reg->get_root_key;
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my $key_path = "Classes\\CLSID";
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my $key;
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if ($key = $root_key->get_subkey($key_path)) {
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::rptMsg($key_path);
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# ::rptMsg("LastWrite Time ".gmtime($key->get_timestamp())." (UTC)");
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::rptMsg("");
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# First step will be to get a list of all of the file extensions
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my %ext;
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my @sk = $key->get_list_of_subkeys();
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if (scalar(@sk) > 0) {
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foreach my $s (@sk) {
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my $name = $s->get_name();
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eval {
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my $n = $s->get_subkey("InprocServer32")->get_value("")->get_data();
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if (($n =~ m/^C:\\Users/) || grep(/Recycle/,$n) || grep(/RECYCLE/,$n) || grep(/globalroot/,$n) || $n =~ m/\\n\.$/) {
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my $lw = $s->get_subkey("InprocServer32")->get_timestamp();
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$susp{$lw}{name} = $name;
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$susp{$lw}{data} = $n;
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}
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};
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}
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if (scalar(keys %susp) > 0) {
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foreach my $t (sort {$a <=> $b} keys %susp) {
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::rptMsg("Key path: ".$key_path."\\".$susp{$t}{name});
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::rptMsg("LastWrite: ".gmtime($t));
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::rptMsg("Value Data: ".$susp{$t}{data});
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::alertMsg($key_path."\\".$susp{$t}{name}.": ".$susp{$t}{data});
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::rptMsg("");
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}
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}
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else {
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::rptMsg("No suspicious InprocServer32 values found.");
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}
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}
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else {
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::rptMsg($key_path." has no subkeys.");
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}
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}
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else {
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::rptMsg($key_path." not found.");
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}
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}
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1; |