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ATT&CK techniqueStealth (formerly Defense Evasion)

T1480.001 Environmental Keying

Stealth (formerly Defense Evasion)EnterpriseSub-technique

As of 2026-10-05, T1480.001 (Environmental Keying) appears in 14 tracked threats, first reported 2026-03-01 and most recently 2026-10-01, with linked actors including TeamPCP, APT38, Andariel; it most often appears alongside T1027 (Obfuscated Files or Information).

Tracked threats
144 critical, 7 high, 2 medium
First seen
2026-03-01
Last seen
2026-10-01
Threat actors
10In the threats using it
Detection rules
21Blue tier and above

Data as of:

Activity timeline

T1480.001 first appeared in tracked threats on and was most recently reported on . The busiest month was 2026-09 with 5 reports, and 14 of the 14 threats were reported in the twelve months to 2026-10.

How adversaries use it

T1480.001 Environmental Keying is catalogued by MITRE ATT&CK under the Stealth (formerly Defense Evasion) tactic in the Enterprise matrix, as a sub-technique of T1480 Execution Guardrails. Threadlinqs maps 14 of 2623 tracked threats (0.5%) to it; by severity that is 4 critical, 7 high, 2 medium.

Threats that use T1480.001 most often also use T1027 Obfuscated Files or Information (9 threats), T1082 System Information Discovery (8 threats), T1071.001 Web Protocols (7 threats), T1005 Data from Local System (6 threats), T1036.005 Match Legitimate Resource Name or Location (6 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.

10 tracked threat actors appear in the threats that use T1480.001; the most frequent are TeamPCP (4), APT38 (2), Andariel (2), Lazarus Group (2), Shai-Hulud (2).

Mitigations

MITRE ATT&CK lists 1 mitigation for T1480.001.

Data sources

Telemetry that can reveal T1480.001, per MITRE ATT&CK.

  • Command — Command Execution
  • Process — Process Creation

Threat actors using it

Tracked threats

14 tracked threats use T1480.001.

Detection coverage

Threadlinqs maintains 21 detection rules mapped to T1480.001 (SPL 5, KQL 7, Sigma 9). Rule content is available to Blue tier accounts and above; this page shows counts only.

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

Parent technique

T1480 Execution Guardrails — 63 tracked threats at the technique level.