// MITRE ATT&CK
T1056.003 · Web Portal Capture
Sub-technique of T1056 · Input Capture.
Adversaries may install code on externally facing portals, such as a VPN login page, to capture and transmit credentials of users who attempt to log into the service. For example, a compromised login page may log provided user credentials before logging the user in to the service. This variation on...
How to detect & mitigate it
Detecting Web Portal Capture starts with your SIEM/EDR telemetry. Write a detection rule with the Sigma generator, analyze suspicious logs in the log analyzer, and place the technique on your coverage with the ATT&CK matrix.
Related techniques
T1560.001
Archive via Utility T1113
Screen Capture T1056.001
Keylogging T1602
Data from Configuration Repository T1213.002
Sharepoint T1123
Audio Capture T1560.003
Archive via Custom Method T1114
Email Collection
Archive via Utility T1113
Screen Capture T1056.001
Keylogging T1602
Data from Configuration Repository T1213.002
Sharepoint T1123
Audio Capture T1560.003
Archive via Custom Method T1114
Email Collection
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