/*
This Yara ruleset is under the GNU-GPLv2 license (http://www.gnu.org/licenses/gpl-2.0.html) and open to any user or organization, as long as you use it under this license.
*/
rule lateral_movement
{
meta:
date = "3/12/2014"
author = "https://github.com/reed1713"
description = "methodology sig looking for signs of lateral movement"
strings:
$type="Microsoft-Windows-Security-Auditing"
$eventid="4688"
$data="PsExec.exe"
$type1="Microsoft-Windows-Security-Auditing"
$eventid1="4688"
$data1="Windows\\System32\\net.exe"
$type2="Microsoft-Windows-Security-Auditing"
$eventid2="4688"
$data2="Windows\\System32\\at.exe"
condition:
($type and $eventid and $data) or ($type1 and $eventid1 and $data1) or ($type2 and $eventid2 and $data2)
}