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DETECTION OVERVIEW

New Outbound SSH Traffic to an Unusual Location Activity

Risk Factors

There are legitimate reasons why a user could establish an SSH connection to an external server for the first time, but a connection to an unusual location might indicate that an attacker has compromised this device. The immediate impact to a business can be low, but the ultimate objective of an attack, such as data exfiltration, could have a significant impact on a business or organization.

The system might change the risk score for this detection.

Kill Chain

Exploitation

Risk Score

41

Detection diagram
Next in Exploitation: New Printer Driver Installation Request

Attack Background

Mitigation Options

Configure firewalls to block outbound SSH traffic to suspicious external hosts

Isolate the device that sent the SSH request and check for malicious activity

MITRE ATT&CK ID

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