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ATT&CK techniqueCredential Access

T1110.004 Credential Stuffing

Credential AccessEnterpriseSub-technique

As of 2026-10-05, T1110.004 (Credential Stuffing) appears in 33 tracked threats, first reported 2026-02-25 and most recently 2026-09-29, with linked actors including Cavern Manticore, ShinyHunters, UNK_OutFlareAZ; it most often appears alongside T1078 (Valid Accounts).

Tracked threats
339 critical, 20 high, 4 medium
First seen
2026-02-25
Last seen
2026-09-29
Threat actors
12In the threats using it
Detection rules
84Blue tier and above

Data as of:

Activity timeline

T1110.004 first appeared in tracked threats on and was most recently reported on . The busiest month was 2026-07 with 15 reports, and 33 of the 33 threats were reported in the twelve months to 2026-09.

How adversaries use it

T1110.004 Credential Stuffing is catalogued by MITRE ATT&CK under the Credential Access tactic in the Enterprise matrix, as a sub-technique of T1110 Brute Force. Threadlinqs maps 33 of 2623 tracked threats (1.3%) to it; by severity that is 9 critical, 20 high, 4 medium.

Threats that use T1110.004 most often also use T1078 Valid Accounts (18 threats), T1190 Exploit Public-Facing Application (14 threats), T1213 Data from Information Repositories (14 threats), T1133 External Remote Services (13 threats), T1071.001 Web Protocols (12 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.

12 tracked threat actors appear in the threats that use T1110.004; the most frequent are Cavern Manticore (2), ShinyHunters (2), UNK_OutFlareAZ (2), Akira (1), EvilTokens (1).

Mitigations

MITRE ATT&CK lists 4 mitigations for T1110.004.

Data sources

Telemetry that can reveal T1110.004, per MITRE ATT&CK.

  • Application Log — Application Log Content
  • User Account — User Account Authentication

Threat actors using it

Tracked threats

The 30 most recent of 33 tracked threats that use T1110.004.

Detection coverage

Threadlinqs maintains 84 detection rules mapped to T1110.004 (SPL 38, KQL 26, Sigma 20). Rule content is available to Blue tier accounts and above; this page shows counts only.

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

Parent technique

T1110 Brute Force — 175 tracked threats at the technique level.