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ATT&CK techniqueResource Development

T1588.006 Vulnerabilities

Resource DevelopmentEnterpriseSub-technique

As of 2026-10-05, T1588.006 (Vulnerabilities) appears in 125 tracked threats, first reported 2026-02-16 and most recently 2026-10-03, with linked actors including Cl0p, Nightmare Eclipse, Chaotic Eclipse; it most often appears alongside T1190 (Exploit Public-Facing Application).

Tracked threats
12569 critical, 38 high, 12 medium
First seen
2026-02-16
Last seen
2026-10-03
Threat actors
8In the threats using it
Detection rules
88Blue tier and above

Data as of:

Activity timeline

T1588.006 first appeared in tracked threats on and was most recently reported on . The busiest month was 2026-08 with 46 reports, and 125 of the 125 threats were reported in the twelve months to 2026-10.

How adversaries use it

T1588.006 Vulnerabilities is catalogued by MITRE ATT&CK under the Resource Development tactic in the Enterprise matrix, as a sub-technique of T1588 Obtain Capabilities. Threadlinqs maps 125 of 2623 tracked threats (4.8%) to it; by severity that is 69 critical, 38 high, 12 medium.

Threats that use T1588.006 most often also use T1190 Exploit Public-Facing Application (86 threats), T1595.002 Vulnerability Scanning (66 threats), T1587.004 Exploits (53 threats), T1588.005 Exploits (53 threats), T1068 Exploitation for Privilege Escalation (52 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.

8 tracked threat actors appear in the threats that use T1588.006; the most frequent are Cl0p (2), Nightmare Eclipse (2), Chaotic Eclipse (1), Hacktron AI (1), Intellexa Consortium (1).

Mitigations

MITRE ATT&CK lists 1 mitigation for T1588.006.

Threat actors using it

Tracked threats

The 30 most recent of 125 tracked threats that use T1588.006.

Detection coverage

Threadlinqs maintains 88 detection rules mapped to T1588.006 (SPL 30, KQL 27, Sigma 31). Rule content is available to Blue tier accounts and above; this page shows counts only.

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

Parent technique

T1588 Obtain Capabilities — 363 tracked threats at the technique level.