Hidden Users (T1564.002)

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In Playbook

Associated Tactics

  • Defense Evasion

Defense Evasion (TA0005)

The adversary is trying to avoid being detected. Defense Evasion consists of techniques that adversaries use to avoid detection throughout their compromise. Techniques used for defense evasion include uninstalling/disabling security software or obfuscating/encrypting data and scripts. Adversaries also leverage and abuse trusted processes to hide and masquerade their malware. Other tactics’ techniques are cross-listed here when those techniques include the added benefit of subverting defenses.

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Procedure Examples

Description Source(s)
Amit Serper. (2016). Cybereason Lab Analysis OSX.Pirrit. Retrieved December 10, 2021. Cybereason OSX Pirrit
Apple. (2020, November 30). Hide a user account in macOS. Retrieved December 10, 2021. Apple Support Hide a User Account
FireEye. (2021, June 16). Smoking Out a DARKSIDE Affiliate’s Supply Chain Software Compromise. Retrieved September 22, 2021. FireEye SMOKEDHAM June 2021
Ji Mingkui. (2021, June 17). How to Hide All The User Accounts in Ubuntu 20.04, 21.04 Login Screen. Retrieved March 15, 2022. Hide GDM User Accounts
US-CERT. (2018, March 16). Alert (TA18-074A): Russian Government Cyber Activity Targeting Energy and Other Critical Infrastructure Sectors. Retrieved June 6, 2018. US-CERT TA18-074A