Suspicious proxy environment variable setting

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Hour
Required Data	XDR Agent
ATT&CK Tactic	Command and Control (TA0011)
ATT&CK Technique	Proxy: Internal Proxy (T1090.001)
Severity	Informational

Description

Suspicious proxy environment variable change or definition with a rare command line.

Attacker's Goals

Adversaries may use an internal proxy to direct command and control traffic between two or more systems in a compromised environment.

Investigative actions

Investigate the process activities and try to understand the network impact os the new proxy setting.