Windows File and Directory Permissions Modification (T1222.001)

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In Playbook

Technique & Subtechniques

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)
Hybrid Analysis. (2018, June 12). c9b65b764985dfd7a11d3faf599c56b8.exe. Retrieved August 19, 2018. Hybrid Analysis Icacls1 June 2018
Hybrid Analysis. (2018, May 30). 2a8efbfadd798f6111340f7c1c956bee.dll. Retrieved August 19, 2018. Hybrid Analysis Icacls2 May 2018
M. Satran, M. Jacobs. (2018, May 30). Access Control Lists. Retrieved February 4, 2020. Microsoft Access Control Lists May 2018
Microsoft. (2018, May 30). DACLs and ACEs. Retrieved August 19, 2018. Microsoft DACL May 2018
Netsurion. (2014, February 19). Monitoring File Permission Changes with the Windows Security Log. Retrieved August 19, 2018. EventTracker File Permissions Feb 2014