mirror of
https://github.com/tennc/webshell
synced 2024-11-10 13:44:18 +00:00
103 lines
3.4 KiB
Text
103 lines
3.4 KiB
Text
<?php
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function rstr() //Random String Function
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{
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$len=rand(3,6);
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$chr='';
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for($i=1;$i<=$len;$i++)
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{
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$chr.=rand(0,1) ? chr(rand(65,90)) : chr(rand(97,122));
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}
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return $chr;
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}
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function enjumble($data) //Custom Encoding + Base64 + gzinflate()
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{
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for($i=0;$i<strlen($data);$i++)
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{
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$data[$i]=chr(ord($data[$i])+1);
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}
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return base64_encode(gzdeflate($data,9));
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}
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function striptag($in) //Remove '<?php' from initial code
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{
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$pos = strpos($in,"<?php"); //to do: add support for short_tags
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if(is_numeric($pos))
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{
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for($i=$pos;$i<=$pos+4 && strlen($in) >=5;$i++)
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{
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$in[$i]=' ';
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}
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return $in;
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}
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else
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{
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return $in;
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}
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}
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function makeoutfile($str)
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{ $funcname=rstr();
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$varname='$'.rstr();
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$template=
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"<?php function ".$funcname."($varname)
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{
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$varname=gzinflate(base64_decode($varname));
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for(\$i=0;\$i<strlen($varname);\$i++)
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{
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".$varname."[\$i] = chr(ord(".$varname."[\$i])-1);
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}
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return $varname;
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}eval($funcname(\"";
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$str=enjumble($str);
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$template = $template . $str."\"));?>";
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return $template;
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}
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function main($argc,$argv)
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{
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$banner=
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"\n +-------------------------------------------------------------------+
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|+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++|
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|+ +|
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+____ _ _ _ +|
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/ __ \ | | | | (_) +|
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| / \/ __ _ _ __ | |__ _ _ | | __ _ _ __ ___ _ _ __ _+|_
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| | / _` || '__|| '_ \ | | | || | / _` || '_ ` _ \ | || '_ \ / _ \
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| \__/\| (_| || | | |_) || |_| || || (_| || | | | | || || | | || __/
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\____/ \__,_||_| |_.__/ \__, ||_| \__,_||_| |_| |_||_||_| |_| \___|
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|+ __/ | +|
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|+ Carbylamine PHP Encoder +|
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|+ v0.1.1 Nightly +|
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|+ +|
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|+ +|
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|+ Coded by Prakhar Prasad +|
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|+ (prakharpd@gmail.com) +|
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|+ +|
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|+ +|
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|+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++|
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+-------------------------------------------------------------------+\n\n";
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$usage="$banner Syntax: ".$_SERVER['PHP_SELF']." <file to encode> <output file>\n";
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if($argc==1) {echo $usage ; die();}
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if($argc>1) $file = $argv[1];
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if($argc>2) $outfile = $argv[2];
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if(empty($file) || empty($outfile)) { echo "Input/Output filename not entered!\n\n\x07" ;die();}
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if(!file_exists($file))
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{
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echo "$banner Error: Input file doesn't exist\n\n\x07";
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}
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else{
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$orginal_size=round(filesize($file)/1024,2);
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echo "$banner Encoding : $file ($orginal_size KB) \n\n ";
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$output_filename=$outfile;
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$outfile=fopen($outfile,'w+');
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$file=fread(fopen($file,'r'),filesize($file));
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$outdata=makeoutfile(striptag($file));
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$newsize=round(strlen($outdata)/1024,2);
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echo " Compression : ".@round(100-(($newsize*100)/($orginal_size!=0?$orginal_size:1)),2)."%\n\n";
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if(!fwrite($outfile,$outdata))
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{
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echo " Unable to write to $output_filename\n\n\x07";
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}
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else
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{
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echo " Successfully Encoded! to $output_filename\n\n" ;
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}}}
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main($argc,$argv);
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?>
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