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TA0011 · COMMAND AND CONTROL

Ingress Tool Transfer

T1105Linux · macOS · Windows · Network Devices · ESXiattack.mitre.org

Pulling additional tooling into the environment after the initial payload lands.

Detect it with

certutil -urlcache, bitsadmin, curl, and PowerShell downloads writing executables to disk.

Why it matters on shift

Ingress Tool Transfer is one of the concrete ways adversaries achieve command and control. Recognising it in telemetry lets you name the technique in your ticket and pivot to what came before and after.

What to look for next

After command and control, the next tactic is usually Exfiltration. Search your telemetry for the transition before closing the ticket.

Kill-chain context

← beforeCollectionCommand and Controlafter →Exfiltration