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ATT&CK techniqueResource Development

T1583.006 Web Services

Resource DevelopmentEnterpriseSub-technique

As of 2026-10-05, T1583.006 (Web Services) appears in 178 tracked threats, first reported 2026-01-01 and most recently 2026-10-03, with linked actors including APT38, Lazarus Group, APT28; it most often appears alongside T1071.001 (Web Protocols).

Tracked threats
17813 critical, 132 high, 31 medium
First seen
2026-01-01
Last seen
2026-10-03
Threat actors
73In the threats using it
Detection rules
236Blue tier and above

Data as of:

Activity timeline

T1583.006 first appeared in tracked threats on and was most recently reported on . The busiest month was 2026-07 with 49 reports, and 178 of the 178 threats were reported in the twelve months to 2026-10.

How adversaries use it

T1583.006 Web Services is catalogued by MITRE ATT&CK under the Resource Development tactic in the Enterprise matrix, as a sub-technique of T1583 Acquire Infrastructure. Threadlinqs maps 178 of 2623 tracked threats (6.8%) to it; by severity that is 13 critical, 132 high, 31 medium.

Threats that use T1583.006 most often also use T1071.001 Web Protocols (101 threats), T1036.005 Match Legitimate Resource Name or Location (87 threats), T1566.002 Spearphishing Link (83 threats), T1204.002 Malicious File (76 threats), T1027 Obfuscated Files or Information (74 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.

73 tracked threat actors appear in the threats that use T1583.006; the most frequent are APT38 (5), Lazarus Group (5), APT28 (4), Andariel (4), UNC1549 (4).

Mitigations

MITRE ATT&CK lists 1 mitigation for T1583.006.

Data sources

Telemetry that can reveal T1583.006, per MITRE ATT&CK.

  • Internet Scan — Response Content

Threat actors using it

Tracked threats

The 30 most recent of 178 tracked threats that use T1583.006.

Detection coverage

Threadlinqs maintains 236 detection rules mapped to T1583.006 (SPL 70, KQL 71, Sigma 95). Rule content is available to Blue tier accounts and above; this page shows counts only.

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

Parent technique

T1583 Acquire Infrastructure — 611 tracked threats at the technique level.