Netcat makes or gets connections

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	XDR Agent
ATT&CK Tactic	Command and Control (TA0011)
ATT&CK Technique	Proxy: Multi-hop Proxy (T1090.003)
Severity	High

Description

Malicious actors can use Netcat for privilege escalation, remote code execution, data exfiltration and protocol tunneling to evade detection.

Attacker's Goals

• Establish command and control channel.
• Propagate in the victim network.

Investigative actions

Verify that the usage of Netcat/Netcat64 is from an authorized personnel and that user has the right to access the remote host.