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Technique Results: Data Encrypted (T1022) Technique Page Information

The ATT&CK technique page displays all procedures used to test the technique, and their respective detections. The Procedure column contains a description of how the technique was tested . The Step column is where the procedure occurred in the operational flow. Click the Step Number to view it in the Operational Flow panel. Detections are classified by one or more Detection Types, summarized by the Detection Notes, and may be supported by screenshots.

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Main Detection Categories: Detection Modifiers:

None

Telemetry

Indicator of
Compromise

General
Behavior

MSSP

General

Tactic

Specific
Behavior

Technique

Enrichment

Tainted

Alert

Correlated

Delayed

Host
Interrogation

Residual
Artifact

Configuration
Change

Innovative
Procedures Criteria Step
Detection Type Detection Notes
Encrypted data from the user's Downloads directory using PowerShell
powershell.exe executing Compress-7Zip with the password argument used for encryption
7.B.3
Telemetry (Correlated)
Telemetry showed Powershell.exe executing Compress-7Zip ... -password "lolol". The event was correlated to a parent General detection for malicious file execution. [1]
Encrypted staged ZIP (working.zip in AppData directory) into working.zip (on Desktop) using rar.exe
powershell.exe executing rar.exe with the -a parameter for a password to use for encryption
9.B.6
Technique (Correlated, Alert)
A Technique alert detection (yellow indicator; medium severity) for "Encrypting Files with WinRar" "T1022 Data Encrypted" was generated when rar.exe used "-hp" command-line arguments. This event was correlated to a Technique detection for the creation of psexesvc.exe. [1]
Telemetry (Correlated)
Telemetry showed powershell.exe executing rar.exe with command-line arguments. This event was correlated to a Technique detection for the creation of psexesvc.exe. [1]