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ATT&CK techniqueCredential AccessCollection

T1056.003 Web Portal Capture

Credential AccessCollectionEnterpriseSub-technique

As of 2026-10-05, T1056.003 (Web Portal Capture) appears in 58 tracked threats, first reported 2021-11-25 and most recently 2026-10-04, with linked actors including Ghost Stadium, Milk Dragon, APT28; it most often appears alongside T1566.002 (Spearphishing Link).

Tracked threats
586 critical, 37 high, 15 medium
First seen
2021-11-25
Last seen
2026-10-04
Threat actors
27In the threats using it
Detection rules
174Blue tier and above

Data as of:

Activity timeline

T1056.003 first appeared in tracked threats on and was most recently reported on . The busiest month was 2026-07 with 14 reports, and 57 of the 58 threats were reported in the twelve months to 2026-10.

How adversaries use it

T1056.003 Web Portal Capture is catalogued by MITRE ATT&CK under the Credential Access and Collection tactics in the Enterprise matrix, as a sub-technique of T1056 Input Capture. Threadlinqs maps 58 of 2623 tracked threats (2.2%) to it; by severity that is 6 critical, 37 high, 15 medium.

Threats that use T1056.003 most often also use T1566.002 Spearphishing Link (40 threats), T1583.001 Domains (36 threats), T1204.001 Malicious Link (32 threats), T1071.001 Web Protocols (28 threats), T1684.001 Impersonation (27 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.

27 tracked threat actors appear in the threats that use T1056.003; the most frequent are Ghost Stadium (2), Milk Dragon (2), APT28 (1), APT43 (1), Balonx (1).

Mitigations

MITRE ATT&CK lists 1 mitigation for T1056.003.

Data sources

Telemetry that can reveal T1056.003, per MITRE ATT&CK.

  • File — File Modification

Threat actors using it

Tracked threats

The 30 most recent of 58 tracked threats that use T1056.003.

Detection coverage

Threadlinqs maintains 174 detection rules mapped to T1056.003 (SPL 57, KQL 54, Sigma 63). Rule content is available to Blue tier accounts and above; this page shows counts only.

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

Parent technique

T1056 Input Capture — 285 tracked threats at the technique level.