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ATT&CK techniqueDefense Impairment

T1222.002 Linux and Mac Permissions

Defense ImpairmentEnterpriseSub-technique

As of 2026-10-05, T1222.002 (Linux and Mac Permissions) appears in 17 tracked threats, first reported 2026-03-19 and most recently 2026-09-27, with linked actors including Markas Escobar; it most often appears alongside T1059.004 (Unix Shell).

Tracked threats
177 critical, 10 high
First seen
2026-03-19
Last seen
2026-09-27
Threat actors
1In the threats using it
Detection rules
33Blue tier and above

Data as of:

Activity timeline

T1222.002 first appeared in tracked threats on and was most recently reported on . The busiest month was 2026-08 with 4 reports, and 17 of the 17 threats were reported in the twelve months to 2026-09.

How adversaries use it

T1222.002 Linux and Mac Permissions is catalogued by MITRE ATT&CK under the Defense Impairment tactic in the Enterprise matrix, as a sub-technique of T1222 File and Directory Permissions Modification. Threadlinqs maps 17 of 2623 tracked threats (0.6%) to it; by severity that is 7 critical, 10 high.

Threats that use T1222.002 most often also use T1059.004 Unix Shell (15 threats), T1005 Data from Local System (10 threats), T1068 Exploitation for Privilege Escalation (8 threats), T1083 File and Directory Discovery (8 threats), T1190 Exploit Public-Facing Application (8 threats). These are the techniques an intrusion set tends to chain with it, so they are the natural next places to look when it is observed.

1 tracked threat actor appear in the threats that use T1222.002; the most frequent are Markas Escobar (1).

Mitigations

MITRE ATT&CK lists 2 mitigations for T1222.002.

Data sources

Telemetry that can reveal T1222.002, per MITRE ATT&CK.

  • Command — Command Execution
  • File — File Metadata
  • Process — Process Creation

Threat actors using it

Tracked threats

17 tracked threats use T1222.002.

Detection coverage

Threadlinqs maintains 33 detection rules mapped to T1222.002 (SPL 11, KQL 12, Sigma 10). Rule content is available to Blue tier accounts and above; this page shows counts only.

33 detection rules (SPL/KQL/Sigma) · Blue and above. Compare plans

Parent technique

T1222 File and Directory Permissions Modification — 33 tracked threats at the technique level.