[ SEA-GHOST MINI SHELL]
/*
Yara Rule Set
Author: Brian Laskowski
Date: 2018-09-27
Identifier: shell1
Reference: https://github.com/Hestat/lw-yara/
*/
/* Rule Set ----------------------------------------------------------------- */
rule infected_09_27_18_uploader {
meta:
description = "shell1 - file up.php"
author = "Brian Laskowski"
reference = "https://github.com/Hestat/lw-yara/"
date = "2018-09-27"
hash1 = "ec5929822e2bcb6d747b24dc42f59beafc0eeb788626ca238d9f092ddd3b3ae2"
strings:
$s1 = "$fullpath" fullword ascii
$s2 = "if (move_uploaded_file($files['tmp_name'], $fullpath)) {" fullword ascii
$s3 = "if ($files" fullword ascii
condition:
( uint16(0) == 0x3f3c and
filesize < 1KB and
( all of them )
) or ( all of them )
}
SEA-GHOST - SHELL CODING BY SEA-GHOST