Masquerading as Linux Crond Process

Title: Masquerading as Linux Crond Process
Status: test
Description:Masquerading occurs when the name or location of an executable, legitimate or malicious, is manipulated or abused for the sake of evading defenses and observation. Several different variations of this technique have been observed.
References:
  -https://github.com/redcanaryco/atomic-red-team/blob/8a82e9b66a5b4f4bc5b91089e9f24e0544f20ad7/atomics/T1036.003/T1036.003.md#atomic-test-2---masquerading-as-linux-crond-process
Author: Timur Zinniatullin, oscd.community
Date: 2019-10-21
modified:2023-08-22
Tags:

• -'attack.stealth'
• -'attack.t1036.003'

Logsource:

• product: linux
• service: auditd

Detection:
  selection:
    type: 'execve'
    a0: 'cp'
    a1: '/bin/sh'
    a2|endswith: '/crond'
  condition:selection
Falsepositives:
Level: medium